Technically, i686 is actually a 32-bit instruction set (part of the x86 family line), while x86_64 is a 64-bit instruction set (also referred to as amd64). Clients must bear the bur-den of carrying all the features in the code with no way. 7 MB uClibc's "link surface" is half that of glibc: 1327 (or less) symbols for uClibc vs 2188 for glibc (Gentoo users can compare the speed of revdep-rebuild) It is not the mainstream and forces the developer to confront design principles when building against a different C standard library. Clang is considered to be a production quality C, Objective-C, C++ and Objective-C++ compiler when targeting X86-32, X86-64, and ARM (other targets may have caveats, but are usually easy to fix). OS: Windows 7. The address 0x10009ebbc is the first instruction of malloc‘s PLT entry in this Mach-O object. A while back I audited all my synchronization primitives in musl libc for similar bugs and fixed them, so it might be a useful source for ideas to fix glibc/NPTL. Provides an extra-compatible implementation of libintl for musl, or a no-op, along with several no-op gettext utilities, and a complete msgfmt implementation. The current development version of glibc 2. x 32-bit If you can't find the product build you need, please contact Transoft Customer Services or your account manager as U/SQL can be built on request for specific platforms and data sources. This finishes the first demo: spawn a shell from heapbug. d form - ldd now reports libc and the dynamic linker in its output: compatibility: - support for new init/fini array (needed for ctors/dtors on newer gcc). Sign in to view. 2 performance St art Si ngl e Si ngl e Sin gle Si ngl e Fo ur Fo ur Fo ur Fo ur 0 250000 500000 750000 1000000 1250000 1500000 1750000 2000000 2250000 00:00. This question is by no means new; there is a well-known, albeit year-old, question on StackOverflow, and searching for "why is rust binary large" gives several more. png https://svn. FAQ; Specifications; Obtain. Official IBM® SDK, Java™ Technology Edition Docker Image. 01 0% 0% 100% 1% C gcc: 7. Kodi ( Glibc Vs Musl) 1080p video playback: MUSL: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND: 764 root 20 0 129648 75592 43668 S 22. musl would perform better only on limited specs/embedded. a performance and memory usage benchmark for comparing libc implementations: summary refs log tree commit diff. text data bss dec hex filename 860126 486 7272 867884 d3e2c busybox-1. 5 (4) 4: 0000000000000000 0 FUNC. Comparing Debian vs Alpine for container & Docker apps Liraz Siri - Tue, 2016/08/23 - 00:00 - 24 comments Background: For TurnKey 15 (codenamed TKLX) we're evaluating a change of architecture from the current generation of monolithic systems to systems as collections of container based micro-services. Collation: ICU (4. About musl Introduction. Here's a > brief write-up of what's wrong that needs to be addressed: > > > The main benefits of musl's malloc vs the standard dlmalloc algorithms > it's based on is the fine-grained locking. Although Nim and Rust are both compiled languages aiming for good performance, they are two very different languages. I’m bringing this up because my Ryzen 5 3600X machine seems to have no bottlenecking issues with DXVK and UE4, but my 4960X, a pre-AVX2 CPU, seems to be bottlenecking like crazy at all resolutions… The specific game is Breathedge, which got a big map update recently that sees my framerate dip to 30fps at. 3 @system-updates-released Available Packages glibc. Le 9 avril 2014, Alpine Linux est passé à Musl, qui est partiellement compatible avec glibc [10]. 이것은 1990년대 초반 자유 소프트웨어 재단(FSF)이 자신의 GNU 운영 체제를 위해 시작되었다. I'm just chiming in to report an observation with compiling Rust applications using both the glibc (default) and musl targets, as well as jemalloc versus system-alloc. Due to the ubiquity of Glibc, this affects an astounding number of machines and software running on the internet, and raises questions about whether Glibc ought to still be the preferred C library when alternatives like musl are gaining maturity. 3GHz, with a 1TB Western Digital Black SATA hard drive: A 442MB source MKV file with h. 5 MB, libm: 492 KB,. convergence. x) Install static apk-tools and busybox. FreeBSD Multimedia Resources http://www. musl and uclibc are alternatives. musl is a new standard library to power a new generation of Linux-based devices. Even discarding the one score where asm. dbus is bloated, its C API is very annoying to use and requires writing large amounts of boilerplate code. For those that don't know: "Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busy box. GNU C 라이브러리는 일반적으로 glibc로 알려진, GNU 프로젝트가 C 표준 라이브러리를 구현한 것이다. d form - ldd now reports libc and the dynamic linker in its output: compatibility: - support for new init/fini array (needed for ctors/dtors on newer gcc). 601 Scheduled start: 2017-02-04 15:00:00. 5 or greater. This makes it smaller and more resource efficient than traditional GNU/Linux distributions. In-tree LLD. MPIis a high performance communication approach withRDMAsupport. musl offers efficient static and dynamic linking support, lightweight code and low runtime overhead, strong fail-safe guarantees under correct usage, and correctness in the sense of. Windows XP SP3: Application Performance Benchmark Two months ago, I wanted to compare Windows XP to Ubuntu Linux in terms of applications performance. lld, part of the LLVM family of projects, is a high-performance linker for the ELF, COFF, and Mach-O object formats. To implement lazy symbol binding, the static linker creates jump table known as procedure-linking. All of the columns are sortable; give them a click!. > > While it's not explicit in the nftw() man page, if you don't call nftw with > FTW_PHYS, it only calls stat() on dangling symlinks, which of course fails. calloc is a tiny bit slower than malloc because of the extra step of initializing the memory region allocated. The difference isn’t big enough to significantly matter (in any benchmarks I’ve seen to date). When people first learn about product design, they are introduced to:UI – the product’s overall look and feelUX – the user’s overall experience/interaction with the product. It's not so obvious how to translate these examples to an application written in Python. New to musl libc? Read more about musl or visit the community wiki. There is a bit of preprocessing to save you doing function prototypes, but it most definitely is C++. Hi, I have an application that initially allocates a 4MB block of memory and linearly grows this block using 4MB steps. C Standard libraries, like glibc, uClibc, musl and the like, were born out of a world in which every UNIX vendor had their own set of useful C functions. Join the DPDK mailing list, [email protected] A Year of Discovery: Arm Research 2019. System calls are just function calls (Library OS) - OSv runs Linux shared objects by implementing an ELF dynamic linker. Read this blog to learn about the features of this new technology. This document attempts to list these differences and, when completed, will contain a full list of all relevant differences. In order for a deb or rpm package to install correctly, the binary would have to be built for musl already and the necessary information to set up services on the init system be provided. 简单来说,Visual Studio Online 由两部分组成:"前端"与"后端"。. Zig currently assumes a static libc when musl is chosen, and does not support dynamically linking against musl, although that could potentially be added in the future. Naming of the library doesn. New to musl libc?. Glibc és usada en sistemes que treballen amb molts nuclis diferents i diferents arquitectures de maquinari. 01 0% 0% 100% 1% C gcc: 7. > > While it's not explicit in the nftw() man page, if you don't call nftw with > FTW_PHYS, it only calls stat() on dangling symlinks, which of course fails. On musl, the entire standard library is included in a single library file — libc. Porting and Binding Dalvik VM with GLibC 0. Linux glibc 2. Is musl supposed to be compatible with the more widely used glibc or are you required to recompile against it? (I don't really expect big players like Oracle to do this!). A system's libc forms an integral part of the toolchain, but unlike the other components, it remains a runtime dependency of nearly every. musl offers efficient static and dynamic linking support, lightweight code and low runtime overhead, strong fail-safe guarantees under correct usage, and correctness in the sense of. This document contains rv8-bench results compiled using GCC 7. Static Linking VS. ) I’d love to see how well that competes with the other allocator libraries. pf is superior to iptables/iproute2 especially in the performance department and configurability. This post describes the trial by fire that the laptop and Void Linux received on this trip. Written in Bluespec and released under a BSD 3-clause license. uClibc是嵌入式系统中用的,glibc是桌面系统用的 2. In this step, we finish off the Glibc package, which builds the standard C library and installs its files to /opt/cross/aarch64-linux/lib/. Meanwhile, the headers for musl libc + linux headers on x86_64 alone are 8 MiB, and for glibc are 3. I have read that I need to ignore 'libc. 0 § Zig ships with the source code to musl. Not complaining, since them being in libc was a mistake in the first place. The memchr function is traditionally provided by libc, but its performance can vary significantly depending on the specific implementation of libc that is used. This vulnerability may allow an attacker to obtain sensitive information from an exploited system or, in some instances, perform remote code execution. Support for TLSDESC on ARM and other archs is still missing but should not be hard to add now that the framework is in place. This benchmark is given a total amount of memory to use, and a maximum size of allocation to make. glibc in all parts of the code. a performance and memory usage benchmark for comparing libc implementations: summary refs log tree commit diff. Writing and maintaining a correct, compatible, high-quality libc is a monumental task. convergence. - ability to selectively build only performance-critical modules with -O3 - simple buffer overflow detection in free/realloc - inet_ntop now presents v4-mapped addresses in ::ffff:a. musl - an implementation of the standard library for Linux-based systems _gettime. Intro Alpine is commonly chosen for light-weight docker container. musl is more lightweight,neat and well-thoughy with considerably less code comes also much more security, which is the main and probably the only (still surely relevant) musl pro; musl vs glibc performance benchs are often contradictory. Communication between PS and PL : user space vs kernel space driver Hello, Now that I am able to communicate PS and PL (using AXI IPs) with user space application (through /dev/mem) and kernel char & platform driver, I would like to clarify the differences in therms of benefits. Here, musl-libc is providing an implementation of malloc/free being designed for embedded devices, running an Linux-Kernel or executing standalones. Since libc is integral to programs and because there is some blurring between roles, libc also has a role to play as the program loader on. Open to all. Lightweight Operating Systems for Scalable Native and Virtualized Supercomputing April 20, 2009 ORNL Visit Kevin Pedretti Senior Member of Technical Staff Scalable System Software, Dept. 30 (latest version) on Ubuntu. glibc • License: LGPL • C library from the GNU project • Designed for performance, standards compliance and portability • Found on all GNU / Linux host systems • Of course, actively maintained • By default, quite big for small embedded systems. rv8 is a RISC-V simulation suite comprising a high performance x86-64 binary translator, a user mode simulator, a full system emulator, an ELF binary analysis tool and ISA metadata: rv-jit - user mode x86-64 binary translator; rv-sim - user mode system call proxy simulator; rv-sys - full system emulator with soft MMU. Note: The application is in an early development stage and still considered beta. Specifically the musl libc variant. We need to create a minimum of 4 files. You show the world how hard. 1`memcpy 36 36. They can range from manually tuned Assembly implementations (like that found in GNU's libc) all the way to non-vectorized C implementations (like that found in MUSL). Unlike the newer and more complete cpu_features library, this historical library does not have workarounds for about specific SoCs. Elon Musk reveals Tesla Model 3 dual motor, AWD, performance version specs. If you recently started with Unix and don't want to invest in a formal Unix operating system such as IBM AIX or Sun Solaris, free versions are available, including FreeBSD and various Linux distributions (Linux is a Unix-like operating system). This works back as far as glibc-2. Alpine images are a bit more lightweight than Ubuntu images, for 0. Install the dash package from the official repositories or dash-static-musl AUR from the AUR. Download release packages from:. Linux Performance". Comparing Debian vs Alpine for container & Docker apps Liraz Siri - Tue, 2016/08/23 - 00:00 - 24 comments Background: For TurnKey 15 (codenamed TKLX) we're evaluating a change of architecture from the current generation of monolithic systems to systems as collections of container based micro-services. 8, compared to glibc’s 3 MB on Ubuntu 16. Stable release model with binary packages and a ports system (Plan9 mk-based). Void officially supports musl by using it in its codebase for all target platforms, except i686. Return Oriented Program-ming is another, more advanced attack on W X, which. Its recent efforts began with the ill-fated Steam Machine, which ran on the Linux-based SteamOS. That tool is plain old malloc, and it is the subject of this article. Even discarding the one score where asm. A better example is the issue of localization. If you need to run a parallel learning application with high performance communication, you can build the LightGBM with MPI support. h), memory allocation (stdlib. convergence. library on Amigas, but it also contains a lot of things that are in the C runtime library (like, for example, ixemul. Performance comparison between DPDK rte_memcpy and glibc memcpy in OvS-DPDK Continue the Conversation. Human Resources The 331 Building Suite 136 University Park, PA 16802 (814) 865-1473 Login. 23 has an x87 floating-point stack adjustment imbalance, related to the math/i386/ directory. I’ve seen speedups ranging from 50% to 1000%. This book is for anyone who is responsible for administering one or more systems that run the Oracle Solaris operating system (OS). 30 243,938 bytes Upto 114% faster than GLibC License dietlibc No SysV IPC support Android has Binder IPC musl No wchar support Has several LGPL kernel specific Linux BSD GPL MIT features GLibC, uClibc Not compatible. Poor video performance with AMD gfx cards. 11) These JNI transports add features specific to a particular platform, generate less garbage, and generally improve performance when compared to the NIO based transport. org musl is a C standard library intended for operating systems based on the Linux kernel , released under the MIT License. x with glibc 2. The GNU C library (glibc for short) provides implementations for the C standard library functions (e. musl is lightweight, fast, simple, free, and strives to be correct in the sense of standards-conformance and safety. glibc is the typical Linux libc, from the GNU people. The YoLinux portal covers topics from desktop to servers and from developers to users. I get that its better to run what everyone else is running but Alpine linux is big and have good compability with glibc. 13 June 2017; This list contains only the. It would be nice for musl's linker to gain symbol versioning support, though. What are "libc", "glibc"? Do I need to watch out the libc/glibc version on my linux box so that my download would install and run properly? How do I check the libc/glibc version on my system? 03-13-2003, 08:27 PM #2: Palin. Bien que plus légère, elle a l'inconvénient significatif d'être incompatible au niveau du code avec glibc. tools Reference: XF:ibm-perf-tools AIX Licensed Program Product performance tools allow local users to gain root access. Ports Teams. But why? In any case, you'll never get musl and glibc to cooperate, your choices are to either use glibc for everything, or use musl for everything. Comment 5 Atsushi Nemoto 2012-02-16 14:39:24 UTC. 2 869074 516 7364 876954 d619a busybox-1. Musl also serves as an alternative to the GNU C Library (glibc) on workstation and server class systems, offering comparable performance for most functionality, lighter and faster-starting programs, greatly simplified build and upgrade procedures, and a newly designed POSIX threads implementation that solves a number of longstanding race. musl libc is passing CLONE_DETACHED, of which the man page says: "This flag is still defined, but has no effect. musl's headers do not depend on any kernel headers, but may conflict with some uses of kernel headers. A while back I audited all my synchronization primitives in musl libc for similar bugs and fixed them, so it might be a useful source for ideas to fix glibc/NPTL. A system's libc forms an integral part of the toolchain, but unlike the other components, it remains a runtime dependency of nearly every dynamically linked object in the system, or becomes. libdrpc - Port of RPC based on Android’s libdrpc. No musical background is assumed. FreeBSD-CURRENT contains LLD 9. memcpy vs memmove: Comparison between memcpy and memmove based on user comments from StackOverflow. 1 MiB (glibc is missing the linux headers), yet Zig currently ships with 40 libcs. Useful tools. While ARMv7l (AArch32), ARMv8l (AArch64), and musl based Alpine Linux support is available, some extensions installed on these devices may not work due to the use of glibc or x86 compiled native code in the extension. Just as there are multiple competing compiler implementations, so there are multiple competing libc implementations. 2 had appeared 2 very useful flags to cover this situation: dlopen now may get RTLD_NOLOAD and RTLD_NODELETE flags. musl doesn't use glibc headers uClibc uses (outdated, modified) copies of the glibc headers and defines __GLIBC__ to "trick" applications. Added support for ASP. The Arduino Language? - The "Arduino Language" is C++. From the sound of it, you have a 64-bit machine that has 32-bit libraries for backwards compatibility. x with glibc 2. 10 HP Gateway R75. The current development version of glibc 2. Elon Musk reveals Tesla Model 3 dual motor, AWD, performance version specs. Official IBM® SDK, Java™ Technology Edition Docker Image. And its filename is: /lib64/libc. LIBC(7) Linux Programmer's Manual LIBC(7) NAME top libc - overview of standard C libraries on Linux DESCRIPTION top The term "libc" is commonly used as a shorthand for the "standard C library", a library of standard functions that can be used by all C programs (and sometimes by programs in other languages). SO(8) NAME top ld. Allwinner H5 Vs H6. [3] It was developed by Rich Felker with the goal to write a clean, efficient and standards-conformant libc implementation. Is musl supposed to be compatible with the more widely used glibc or are you required to recompile against it? (I don't really expect big players like Oracle to do this!). 98 688 1753 6. Modern glibc is a goliath on a machine with 128MB RAM though, so I'll be looking at either µClibc/µClibc-ng or musl… most likely the latter. There is a bit of preprocessing to save you doing function prototypes, but it most definitely is C++. 002 Big allocation & free 0. Rust users have seen similar. At that time, just about everybody moved to musl -- Landley dropped it from Aboriginal Linux, OpenEmbeded/Yocto dropped it -- Buildroot continue to offer a choice of glibc, uClibc or musl, ditto OpenADK. Engineer on the High Performance Platforms team Our team builds a high volume CA platform & distributed systems Based in Old Street, London Greenfields project, all new stuff! Day job has me breaking all the things Simulating failures, network partitions, etc Assessing performance and durability. Upgrading libc to the latest available version. Choosing System C library Khem Raj Comcast Performance • Glibchas architecture optimized str/mem routines. js Because of the increasing popularity of server-side JavaScript, some weeks ago we released a Node module which enables you to write a Lightstreamer adapter that runs inside Node. High Performance Linux > Try Tempesta FW , a high performance open source application delivery controller for the Linux/x86-64 platform. musl on Void Linux. A bit of history When Android started, no existing libc met the requirements: small, BSD libc/upstream-musl. Discussion. d form - ldd now reports libc and the dynamic linker in its output: compatibility: - support for new init/fini array (needed for ctors/dtors on newer gcc). improve this answer. Our goal is nothing less than that Hypertable become the world's most massively parallel high performance database platform. This ensures that binaries compiled against an older version of glibc can run on systems that have a newer glibc. convergence. LightGBM also supports MPI. iglob performance, it. And a Linux system could have the GNU Glibc and use some other C compiler (like Clang or TinyCC). 8) vs GLIBC (2. 0 (buggy link script) 858906 486 7180 866572 d390c busybox-1. You can also follow or drop me a note on Twitter of course. Alternative implementations include Musl libc 1, Bionic libc 2, ucLibc 3, and dietlibc 4. Design and project goals. UTF-8 locale is less useful, but certainly a simpler first step, again it should just be submitted upstream for inclusion and then. 3 @system-updates-released Available Packages glibc. __group__ ticket summary component version type severity owner status created _changetime _description _reporter Demuxers 4 DVDNav current time Demuxers master git defect normal new 2005-05-05T21:12:45+02:00 2019-08-11T04:11:47+02:00 "DVDNav module calculates the current time by taking the total time and then uses the block position to approximate the current playing time. Update from the musl libc side: we now have TLSDESC support for x86 and x86_64, so the situation would be much improved (with no performance regression) by using TLSDESC. Using glob is very slow, so I ran across iglob, which returns an iterator, which seemed just like what I wanted. Again, my aim is to equip GlibC with some logging facilities IF anyone is using the gethostbyname(). For those that don't know: "Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busy box. We need to create a minimum of 4 files. MuscleTech ® is America’s #1 Selling Bodybuilding Supplement Brand based on cumulative wholesale dollar sales 2001 to present. musl's headers do not depend on any kernel headers, but may conflict with some uses of kernel headers. 1-20131006-arm. Read this blog to learn about the features of this new technology. Starting in a patch update of the Sun JVM 1. Intuitively this seems plausible. This makes it smaller and more resource efficient than traditional GNU/Linux distributions. FAQ; Specifications; Obtain. Naming of the library doesn. 000+0000 2019-02-27T12:31:20. Those are two really well written articles -- taking a complicated topic and making it very accessible. In-tree LLD. Performance just isn't a reason to choose between musl/glibc. musl, pronounced like the word "mussel" or "muscle", is a "libc", an implementation of the standard library functionality described in the ISO C and POSIX standards, plus common extensions, built on top of the Linux system calls API. A fanless 1. musl is right according to the spec, but this might break existing code - it required changes in the test suite. Huawei MateBook X Pro (2018) running Void Linux (musl) My XPS 15 is two years old now. There's no need to pass any arguments, it outputs its version by default. And a Linux system could have the GNU Glibc and use some other C compiler (like Clang or TinyCC). A few bytes saved. Newlib is an implementation of the C Standard Library targeted at bare-metal embedded systems that is maintained by RedHat. glibc's on Ruby workloads, but as far as correctness goes, I don't think the strdup concern is correct. As long as there are binned > free chunks of various sizes available, threads calling malloc will > only contend for a lock when they're requesting. I developed a pipe solution but didn't get accepted in mailing list. Glibc is by far the most common one and is faster than Musl, but Musl uses less space and is also written with more security in mind and avoids a lot of race conditions and security pitfalls. Meanwhile, the headers for musl libc + linux headers on x86_64 alone are 8 MiB, and for glibc are 3. The book covers a broad range of Solaris system administration topics such as managing user accounts, diskless clients, booting a system, using the Service Management Facility (SMF), and managing software and patches. Alpine Linux compatibility (musl vs glibc) #252. Images based on alpine Linux are the smallest, but are not compatible with manylinux1 wheels due to the use of musl libc instead of glibc. and the overall code is so messy. Cygwin Bash Cygwin Bash. I really don’t need _EXACT_ match, but close. I get that its better to run what everyone else is running but Alpine linux is big and have good compability with glibc. I can log a feature request on your behalf for support of the musl libc library for you. I tested it on speed, and speed is the same regardless of the size of read_buffer_size. Modern glibc is a goliath on a machine with 128MB RAM though, so I'll be looking at either µClibc/µClibc-ng or musl… most likely the latter. The maintainers of the GNU C library follow a strict symbol versioning scheme for backward compatibility. The benchmark suite is compiled for aarch64, arm32, riscv64, riscv32, x86-64 and x86-32. Void is a general purpose operating system, based on the monolithic Linux® kernel. The benchmark suite is compiled for aarch64, arm32, riscv64, riscv32, x86-64 and x86-32. When comparing Arch Linux vs Void Linux, Pacman has performance advantages over apt-get and yum in both database operations (thanks to being written for speed) and download times (by virtue of using better mirrors than other distributions tend to select by default). xz for Arch Linux from Disastrous AUR repository. Efficient memory allocator should help to improve scalability, increase throughput and keep memory footprint under the control. We tolerated things like that when we saw glibc did. Because cross-compiling is a first-class use case, Zig provides libc whenever possible, rather than depending on the host libc. Official IBM® SDK, Java™ Technology Edition Docker Image. musl offers efficient static and dynamic linking support, lightweight code and low runtime overhead, strong fail-safe guarantees under correct usage, and correctness in the sense of. The C standard specifies two functions for copying memory regions, memcpy and memmove. The musl documentation has a list of functional differences from the GNU C library. performance. gov Sandia is a multiprogram laboratory operated by Sandia Corporation, a Lockheed Martin Company,. d form - ldd now reports libc and the dynamic linker in its output: compatibility: - support for new init/fini array (needed for ctors/dtors on newer gcc). That said, musl libc itself has less need for symbol versioning because it adheres tightly to POSIX and, of course, lacks glibc's legacy baggage--both self-inflicted and unavoidable. There has been discussion on the glibc side of possibly adopting the musl behavior here once the "C. lib : "Project Property -> Configuration Properties -> Linker -> Input -> Ignore Specific Library" "Ignore the LIBC. Since libc is integral to programs and because there is some blurring between roles, libc also has a role to play as the program loader on. 1 windows 10. The naive algorithm is O(nm). 2 seconds; heap expansion, 2. Notice: All Linaro GCC 5 series toolchain users should migrate to the latest version of the Linaro GCC 5 toolchain in order to mitigate potential security exposure to CVE-2015-7547. However, all code in EGLIBC is subject to the same copyright assignment rules as GLIBC, and the EGLIBC stakeholders would be more than happy to help merge the EGLIBC enhancements into GLIBC. Latest News. Just as there are multiple competing compiler implementations, so there are multiple competing libc implementations. musl - an implementation of the standard library for Linux-based systems _gettime. LLD is currently the default system linker on amd64, arm*, aarch64, and powerpc64. Useful tools. i am getting 166 fps at max, while the sysbench test taking about 3000 secs, the major thing is i am getting the case (surface) temperature to be 44°c (measured with thermo-couple) while. To summarize what I'm seeing in the downstream bug report, and what to do about it: 1. Support now available for Docker containers running Alpine Linux (musl-libc). 16) MacOS/BSD (since 4. High Performance Linux > Try Tempesta FW , a high performance open source application delivery controller for the Linux/x86-64 platform. bin: GLIBC: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND: 820 root 20 0 522932 89540 44496 S 23. Note: After this, you need to run autoconf (precisely version 2. png https://svn. Ryzen Arch Linux. 0 seg-faults, though way back then you could check the (now retired) glibcbug script to confirm the version). Is musl supposed to be compatible with the more widely used glibc or are you required to recompile against it? (I don't really expect big players like Oracle to do this!). Intel Xeon Platinum 8180 205W TDP* Qualcomm Centriq 2452 120W TDP vs. I tested it on speed, and speed is the same regardless of the size of read_buffer_size. Libraries in the benchmark use different memory allocators. com lotteryinsider. FAQ; Specifications; Obtain. net Welcome to Alexa's Site Overview. - ability to selectively build only performance-critical modules with -O3 - simple buffer overflow detection in free/realloc - inet_ntop now presents v4-mapped addresses in ::ffff:a. 016 Allocation contention, local 0. Glibc Install Glibc Install. An application is not just a single process (countless web servers and databases spawn multiple processes for performance reason) nor a number of processes doing the same thing (again, a lot of applications spawn different processes with different. But whenever you ask how I can determine or find OS block size for windows or Unix then many one get stopped. Conda Compilers Conda Compilers. musl has its own clean-room headers. In most cases, musl is not slower. Pi 3 A final option is to do the build on another ARM device like a Raspberry Pi 3 where you won’t have to cross-compile. As you can see, the whole Linux filesystem is less than 5 Mb, and the Musl libc is just over 580 Kb. These results suggest that apps with high performance needs can use asm. The length of text (on, say, a label) can change a great deal depending on which natural language is being used. Explicit Memory Management: Settling the Performance Debate Matthew Hertz and Emery D. Comparing Debian vs Alpine for container & Docker apps Liraz Siri - Tue, 2016/08/23 - 00:00 - 24 comments Background: For TurnKey 15 (codenamed TKLX) we're evaluating a change of architecture from the current generation of monolithic systems to systems as collections of container based micro-services. Recently, Daniel Lemire tackled the topic of selecting N distinct numbers at random. BSD-licensed iconv. While these schedulers operate slightly above the layer where one would naturally put a scheduler, they can still achieve substantial performance improvements over the standard disk scheduler; in particular, even the simplest anticipatory schedulers can prevent the complete trashing of the disk performance that often occurs in presence of. LLD is currently the default system linker on amd64, arm*, aarch64, and powerpc64. A few bytes saved. Community, The standard design pattern for making it optional to link against libpthread is to mark the function weak, test if the function address is non-zero and call the function, otherwise use a fallback. Poor video performance with AMD gfx cards. Libraries in the benchmark use different memory allocators. However, notwithstanding the original motivations of the Linux libc effort, by the time glibc 2. Let us try the same on a different machine. Alpine Linux is an independent, non-commercial, general purpose Linux distribution designed for power users who appreciate security, simplicity and resource efficiency. #; k; ###; j#i f#####' f##E f##E f# ;###,#; E##j f#; ' ###iE##t ,#####P D##E f##K f# ;####; E#####; #####j ,E##K;, ,K##E, ,f#j ;###f. Here are some of the issues. This allows removing the whole. Providing a non-builtin C. This is most likely going to boil down to arch, compiler and application. The offical uClibc project died, and got forked as uClibc-ng. 13 June 2017; This list contains only the. org and the Phoronix Test Suite. Choose from a comprehensive selection of sessions presented by IBM professionals, partners, customers, and users culminating in 96 hours of total content across six conference tracks. net,2007-01:highlights 2012-04-10T23:30:00Z A turning point for GNU libc. A binary compiled for the GNU C library won’t work with musl (except in some very simple cases), meaning that code has to be recompiled (and sometimes tweaked a tiny bit) to work with musl. Therefore it lets the developer optimize performance by executing finer control over the. 1`memcpy 36 36. Check IP Address of the container. musl is right according to the spec, but this might break existing code - it required changes in the test suite. YoLinux: Linux Information Portal includes informative tutorials and links to many Linux sites. a cross-build toolchains (rumprun-cc, etc) 48. x 32-bit : U/SQL 5. 31, released on February 1st, 2020. The musl documentation has a list of functional differences from the GNU C library. Replaces parts of older glibc RPC functionality and/or libtirpc. 1Windows On Windows MPI version of LightGBM can be built using • MS MPI and Visual Studio;. performance. Although Nim and Rust are both compiled languages aiming for good performance, they are two very different languages. But more importantly, Alpine Linux is based on musl-libc instead of gnu-libc which is used by default on most other distributions, including Ubuntu. Are programs compatible each other on two distributions? About Alpine Alpine is a minimal linux distro, based on musl. 23: libc: 1. And its filename is: /lib64/libc. A *-linux-musl* toolchain is built based on the GregorR patches. The new site simplifies and cleans up design, works on mobile browsers, credits sponsors, and brings important information to the main page. Networking is primarily the worst part of Linux; little is benefited out of complexity in this aspect. SO(8) NAME top ld. 98 688 1753 6. Post your questions there, but first read Notes and Troubleshooting sections above. glibc and musl are two different C/POSIX standard library implementations for Linux. The Hardened musl subproject has a goal similar to its sister subproject, Hardened uClibc, but with the intention of using musl to replace glibc as the system's "standard C library," or "libc" for short. contrast the "industry"' s deliberate attempts to impede MIPS ' progress to the benefit of ARM, who has an army of garbage "techies" (coughcough Linaro coughcough) that have had over two years to develop a glibc-based 4. Alpine Linux vs Kubuntu: What are the differences? What is Alpine Linux? Security-oriented, lightweight Linux distribution based on musl libc and busybox. Latest News. Valve has long supported the idea of improving the capabilities of Linux when it comes to PC gaming. Upgrading libc to the latest available version. As you can see, the whole Linux filesystem is less than 5 Mb, and the Musl libc is just over 580 Kb. It would be nice for musl's linker to gain symbol versioning support, though. The kernel itself actually has no stable interface, the stability is guaranteed by the libc which are a bunch of C functions wrapped around binary system calls that make it easy to write. So I'm playing with Alpine Linux, which uses musl vs glibc. Dear Khem, Thanks for the patches relating to building for the "musl" C library. 47, while FSF was just. 2 869074 516 7364 876954 d619a busybox-1. Visual Studio Code Remote Development has prerequisites for the specific host / container / WSL distribution you will be connecting to. The source can be found in zircon/third_party/ulib/musl. library on Amigas, but it also contains a lot of things that are in the C runtime library (like, for example, ixemul. Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox. MPIis a high performance communication approach withRDMAsupport. TL;DR In this blog post, we’ll examine the UseLinuxPosixThreadCPUClocks command line flag to the JVM. To summarize what I'm seeing in the downstream bug report, and what to do about it: 1. 032388824969530106) musl with 10 iterations:. Glibc is by far the most common one and is faster than Musl, but Musl uses less space and is also written with more security in mind and avoids a lot of race conditions and security pitfalls. Static compilation with Stack - FP Complete. h does not provide EXIT_SUCCESS et al. Red Hat Enterprise Linux AS. ICU Project Site. Even on Linux, you can have a C standard library which is not the GNU Glibc. Given the help from this list, I was able to rebuild GlibC for CentOS and am testing my stuff now. fopen, as implemented in glibc and musl will use the w:open (system call). it is used by the standard library or the platform underneath (for example Python, it is used by the. Musl also serves as an alternative to the GNU C Library (glibc) on workstation and server class systems, offering comparable performance for most functionality, lighter and faster-starting programs, greatly simplified build and upgrade procedures, and a newly designed POSIX threads implementation that solves a number of longstanding race. All supported distributions have a glibc of 2. The new nice value can be found using getpriority(2). Performance of live and recorded music offered to class. Sign in to view. 04, for example (3 MB is the combined size of libc. 31, released on February 1st, 2020. We tolerated things like that when we saw glibc did. [musl-libc/clang] The combination of musl-libc and clang-toolchain will produce a wasm-binary importing/exporting the following symbols. [5]) -- all of that for the purpose. A while back I audited > all my synchronization primitives in musl libc for similar bugs and fixed them, > so it might be a useful source for ideas to fix glibc/NPTL. 有关 Visual Studio Online 的详细介绍,可以看我写的这篇文章: 韩骏:重磅!微软发布 Visual Studio Online:Web 版 VS Code + 云开发环境 zhuanlan. x86, x64 or compatible processors. With minimal packages installed to reduce the attack surface on the underlying container. 11 : /lib/libc. ICU Project Site. High Performance Linux > Try Tempesta FW , a high performance open source application delivery controller for the Linux/x86-64 platform. So, the 32-bit #x86 #Musl #libc #t2sde builds is now working, too! More detailed #clang vs #gcc benchmark results! Join to watch & chat w/ live IT talk, programming and hardware tinkering. This is not because of lack of honnesty from the. 5 seconds and 310-mile range. All software sucks “And folks, let’s be honest. And so for musl, zig actually bundles most - but still not all - of musl's source files. @gotwf said in Nodebb with alpine node that uses musl:. After all, their investment in a partner can potentially establish a long-term, trusted relationship leading to years of innovation. GLIBC is well-suited to its core mission: providing a C library for use on workstation and server GNU/Linux systems. MySQL Community Edition is a freely downloadable version of the world's most popular open source database that is supported by an active community of open source developers and enthusiasts. 20 for PRO-ISAM - ProIV v5. The Arduino Language? - The "Arduino Language" is C++. she / her / her The UNIX select() API should have been deprecated years ago. It still is in a state of flux. This is a build for a Vexpress-a9 board using Musl libc. Download libc++-9. Alternative implementations include Musl libc 1, Bionic libc 2, ucLibc 3, and dietlibc 4. musl - an implementation of the standard library for Linux-based systems: libc-bench: a performance and memory usage benchmark for comparing libc implementations:. musl is lightweight, fast, simple, free, and strives to be correct in the sense of standards-conformance and safety. The Void (Linux) distribution. And a Linux system could have the GNU Glibc and use some other C compiler (like Clang or TinyCC). the timerfd ones are likely to have been used in software that started using them before it could rely on libc exposing functions. Hi, We recently started replacing Nashorn components in our software with a J2V8 integration. There is a docker image based on Alpine which is an easy way of getting started with Alpine. In particular, you can build GCC (or use it) on Linux systems with musl-libc or with Bionic (Android systems) or with dietlibc, etc. A bit of history When Android started, no existing libc met the requirements: small, BSD libc/upstream-musl. When such a vulnerability exists in an OS service or an application, it can be possible for an attacker to exploit it to make a Denial of Service, or remotely executes its code, a payload. out, libc 5 vs 6. While ARMv7l (AArch32), ARMv8l (AArch64), and musl based Alpine Linux support is available, some extensions installed on these devices may not work due to the use of glibc or x86 compiled native code in the extension. 2 869074 516 7364 876954 d619a busybox-1. After all, their investment in a partner can potentially establish a long-term, trusted relationship leading to years of innovation. 26 introduced a newer, much more scalable implementation of malloc, with a per-thread cache. Users of more recent JVMs get this behavior by default, but exhuming this performance bug is interesting as it shows how strace can. The point is that the number of userspace instructions executed by malloc is essentially the same for all runs, and the time varies mostly by things like cache/TLB misses, page faults, and the need to make syscalls for some requests. In particular, you can build GCC (or use it) on Linux systems with musl-libc or with Bionic (Android systems) or with dietlibc, etc. 2020-02-05:. Not bad for a full blown Linux OS considering 5MB is same size as the Windows Start button. Hardware y núcleos soportados. Unless the project is written in C, the useage of strcmp is implicit i. 3 weighs in at a whopping 5MB. From v[email protected] I'd appreciate input from a real security expert though. With minimal packages installed to reduce the attack surface on the underlying container. out, libc 5 vs 6. 28: 29 sbrk, mmap, and munmap otherwise degrade performance, the. Oracle Linux 5. The news pages are monthly newsletters listing any new Java performance tuning related information, together with Kirk Pepperdine's discussion group roundup and. , read(), are. 0 today, March 20th). Single address space. A Year of Discovery: Arm Research 2019. lld, part of the LLVM family of projects, is a high-performance linker for the ELF, COFF, and Mach-O object formats. uClibc and Glibc are not the same -- there are a number of differences which may or may not cause you problems. 0 § Zig ships with the source code to musl. com/chrome/common/trac_banner. SO(8) Linux Programmer's Manual LD. 1: Linux glibc 2. In all the scenarios I’ve tried, musl-compiled Rust binaries are significantly faster than their glibc counterparts, so it’s worth investigating this in your own projects. An application is not just a single process (countless web servers and databases spawn multiple processes for performance reason) nor a number of processes doing the same thing (again, a lot of applications spawn different processes with different. About the Author. a for static linking, and libc. So I'm playing with Alpine Linux, which uses musl vs glibc. Fuchsia's libc started as a fork of musl libc. js did better, it executes at around 70% of the speed of native C++ code. A fanless 1. js Because of the increasing popularity of server-side JavaScript, some weeks ago we released a Node module which enables you to write a Lightstreamer adapter that runs inside Node. convergence. d form - ldd now reports libc and the dynamic linker in its output: compatibility: - support for new init/fini array (needed for ctors/dtors on newer gcc). 0, I will do a side by side now that I have all the infrastructure of 5 vs 3. 002 Big allocation & free 0. There has been discussion on the glibc side of possibly adopting the musl behavior here once the "C. Application Performance Management Application Lifecycle Management IT Asset Management Database Management Cloud Management Network Monitoring Help Desk Issue Tracking DevOps Compliance. so for dynamic linking. alt-libc: The state of uClibc and musl in Gentoo (part 1) Yet these details can make a big difference as you can see from this comparison of glibc, uClibc, dietlibc and musl. x86_64When I start bgpd and have many routes in the server, I can not connect via sshIn /var/log/messages I. Musl-libc C语言标准库Musl-libc项目发布了1. It always will be. For generic devices, the tarballs are named void-ARCH[-musl]-ROOTFS-BUILD_DATE. These are only the fastest programs. The midipix libc of choice, however, is musl: a modern libc implementation that puts special emphasis on portability and correctness, and which provides complete, high-quality, and exceptionally robust pthread- and C11 support. Unlike glibc, musl supports building statically. Libc so 6 glibc 2 4 download can take a AR Ssh root permission denied centos download AR Morobay from the city to reviewers praising its. Linking against tbbmalloc_proxy (or replacing glibc realloc() with scalable_realloc()) degrades performance very badly. For example, the standard C library (libc) is intended to be widely useful, and usable across a broad spectrum of applications although not all features are used by all applications. Alpine images are a bit more lightweight than Ubuntu images, for 0. In most cases, musl is not slower. All applications are 64-bit versions only. A system's libc forms an integral part of the toolchain, but unlike the other components, it remains a runtime dependency of nearly every. In all the scenarios I’ve tried, musl-compiled Rust binaries are significantly faster than their glibc counterparts, so it’s worth investigating this in your own projects. OS benchmarks, OS performance data from OpenBenchmarking. This and related changes are collectively referred to as "time64", and are necessary so that data types and functions dealing with time can represent time past early 2038, where the existing 32-bit type on 32-bit archs would overflow. 000+0000 2019-02-27T12:31:20. Other pages have far more detail about diagnosing native crashes, exploring system services with dumpsys, viewing native memory, network, and RAM usage, using AddressSanitizer to detect memory bugs in native code, evaluating performance issues (includes systrace), and using the GNU debugger (GDB) and other debugging tools. But why? In any case, you'll never get musl and glibc to cooperate, your choices are to either use glibc for everything, or use musl for everything. What are "libc", "glibc"? Do I need to watch out the libc/glibc version on my linux box so that my download would install and run properly? How do I check the libc/glibc version on my system? 03-13-2003, 08:27 PM #2: Palin. Skip to content. Enter your email address to follow this blog and receive notifications of new posts by email. In this document testing, tuning, and performance are described for both large-object and small-object workloads. 2 869074 516 7364 876954 d619a busybox-1. Bad news is that the asmlib version of memmove is slower than the glibc version it is now running at the 300ms mark on par with the glibc version of memcpy. This will heavily reduce performance and memory usage. Huawei MateBook X Pro (2018) running Void Linux (musl) My XPS 15 is two years old now. Compiling in Alpine may be more challenging because it uses musl-libc instead of glibc. System calls are just function calls (Library OS) - OSv runs Linux shared objects by implementing an ELF dynamic linker. 0 changes the definition of time_t, and thereby the definitions of all derived types, to be 64-bit across all archs. Although Nim and Rust are both compiled languages aiming for good performance, they are two very different languages. Alpine Linux has switched to musl libc. I’m bringing this up because my Ryzen 5 3600X machine seems to have no bottlenecking issues with DXVK and UE4, but my 4960X, a pre-AVX2 CPU, seems to be bottlenecking like crazy at all resolutions… The specific game is Breathedge, which got a big map update recently that sees my framerate dip to 30fps at. 1-20131006-arm. High Performance Linux > Try Tempesta FW , a high performance open source application delivery controller for the Linux/x86-64 platform. Sturgeon was an optimist. To make things even more interesting instead of going for my tried and true Arch Linux setup I wanted to try out Void Linux. With a naive bundling that would be 444 MiB. This is a build for a Vexpress-a9 board using Musl libc. So I should have used clearer language. Le 9 avril 2014, Alpine Linux est passé à Musl, qui est partiellement compatible avec glibc [10]. You must build it in a separate build directory. What is a Master’s in Arts Administration & Museum Leadership? A Master’s in Arts Administration & Museum Leadership equips you with the management practices, theory and hands-on experience that are essential for leadership positions in the arts or museum sectors. h [#35197] sleep. Essentially the service container replaces the package as the highest level system abstraction. As such, both musl and glibc use vfork to implement posix_spawn, the modern interface for executing external programs as a new process. While this all works very well on our development machines, it initially failed. Musl also serves as an alternative to the GNU C Library (glibc) on workstation and server class systems, offering comparable performance for most functionality, lighter and faster-starting programs, greatly simplified build and upgrade procedures, and a newly designed POSIX threads implementation that solves a number of longstanding race. The musl libc project could be a good start towards implementing the goals of these splinter groups, but simultaneously it would fragment Linux into two not-very-compatible forks (A BSD/MIT licensed camp versus a traditional one). Just as there are multiple competing compiler implementations, so there are multiple competing libc implementations. Compiling in Alpine may be more challenging because it uses musl-libc instead of glibc. - mixture of NetBSD (libc) and FreeBSD (libm) • BSD license • Partially POSIX compatible; not compatible with glibc • No SysV IPC support (due to Binder IPC) • Support for ARM (w/ Thumb), x86, MIPS • Fast pthread implementation (based on futexes) • Small footprint glibc 2. Linux Performance". Sie ist daher besonders im Unix -Raum weit verbreitet. If the function fails, it returns a null pointer. To our knowledge, this is something unique and a departure from the myriad of GNU/Linux distributions that tend to stick to the. 3 @system-updates-released Available Packages glibc. However, notwithstanding the original motivations of the Linux libc effort, by the time glibc 2. VirtualBox vs. Added support for ASP. so → 1,208,224 bytes. 11 : /lib/libc. The main problem is the extensive use of libc interception by TSan; TSan/Java gets around this by having TSan perform stack introspection and maintain per-thread “called from the JVM” bool state. This is basically like porting to a new libc; musl is very good and very accurate in following the spec, but still, it is a change that will annoy some people. BSD-licensed grep. Bugs fixed during the Lucid release cycle This is a report of bug tasks from Launchpad-Bugs-Fixed in the Lucid changes mailing list. The fact that pfSense (despite obviously being completely dependent on pf, a technology that came from OpenBSD) has a rather bad name with a lot of OpenBSD people for behaving poorly in the. The musl documentation has a list of functional differences from the GNU C library. 3 weighs in at a whopping 5MB. Edit: It’s a single threaded render thread issue that is common with many UE4 games. Now, the good news - musl has smaller data! 6695 bytes versus 7129 bytes for uclibc: text data bss dec hex filename 894902 465 6664 902031 dc38f busybox. It is integrated into glibc since glibc2. El uso más común es en sistemas con el núcleo Linux en hardware x86, pero también soporta oficialmente las siguientes plataformas de hardware: x86, Motorola 680x0, DEC Alpha, PowerPC, ARM, ETRAX CRIS, S/390 y SPARC. The details of these exploits tend to be strongly dependent on the glibc version, and more recent versions are more difficult to exploit because of added integrity checks. What is a Master’s in Arts Administration & Museum Leadership? A Master’s in Arts Administration & Museum Leadership equips you with the management practices, theory and hands-on experience that are essential for leadership positions in the arts or museum sectors. A system's libc forms an integral part of the toolchain, but unlike the other components, it remains a runtime dependency of nearly every dynamically linked object in the system, or becomes. Architecture CPU RAM Storage; x86_64-glibc: x86_64: 96MB: 700MB: x86_64-musl: x86_64: 96MB: 600MB: i686-glibc: Pentium 4 (SSE2) 96MB: 700MB. Issue #5: MIPS: Dynamic linking broken ARM. I don't know how the latter works for other package managers, be it in a way compatible with OpenRC or not. 0_ga yocto project. High Performance Linux > Try Tempesta FW , a high performance open source application delivery controller for the Linux/x86-64 platform. NOTE: The underlying build image is now running Ubuntu 18. musl - an implementation of the standard library for Linux-based systems: libc-bench: a performance and memory usage benchmark for comparing libc implementations:. Oracle Linux 5. Zhihong Wang is a software engineer at Intel. Huawei MateBook X Pro (2018) running Void Linux (musl) My XPS 15 is two years old now. it's 60MB when downloaded, 180MB when uncompressed to disk, it gives you the latest Python releases, and it's got all the benefits of Debian Buster. musl has its own clean-room headers. Look at the other programs. Glibc is by far the most common one and is faster than Musl, but Musl uses less space and is also written with more security in mind and avoids a lot of race conditions and security pitfalls. The new site simplifies and cleans up design, works on mobile browsers, credits sponsors, and brings important information to the main page. This question is by no means new; there is a well-known, albeit year-old, question on StackOverflow, and searching for "why is rust binary large" gives several more. Probably the most important could be done in optimizing loop performance. glibc in all parts of the code. But in some situations, musl is what you want. Performance counters: mips/1004K PMU enabled, 2 32-bit counters available to each CPU, irq 17 Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes. They are already named differently: libc. In most cases, musl is not slower. Support for TLSDESC on ARM and other archs is still missing but should not be hard to add now that the framework is in place. @gotwf said in Nodebb with alpine node that uses musl:. Other pages have far more detail about diagnosing native crashes, exploring system services with dumpsys, viewing native memory, network, and RAM usage, using AddressSanitizer to detect memory bugs in native code, evaluating performance issues (includes systrace), and using the GNU debugger (GDB) and other debugging tools. The performance of regex matching may be critical when the input files are huge, which is quite common in analyzing biological data. musl can affect the performance of containerized apps, specifically comparing Alpine vs. 0版。Musl是一个轻量级的C标准库,设计作为GNU C library (glibc)、 uClibc或Android Bionic的替代用于嵌入式操作系统和移动设备。. This landing page will be converted to a redirect once all content is moved. How to determine OS block size for windows or unix In many times you probably have heard about set the oracle db block size as a multiple of the OS block size. There are several implementations of the C Standard Library, starting with the venerable glibc found on most GNU/Linux systems. In particular, you can build GCC (or use it) on Linux systems with musl-libc or with Bionic (Android systems) or with dietlibc, etc. I developed a pipe solution but didn't get accepted in mailing list. musl is an implementation of the C standard library built on top of the Linux system call API, including interfaces defined in the base language standard, POSIX, and widely agreed-upon extensions. 1vvtmwb9coave, qeu0iaw6zqrct, nw2jejx2y17, 3nfu7aluhzro, kwcwd5qomxp1, o4th8ljvl9w6y, shxb8023dr1, k99ak0jsaki, gwxez66o6hqc3, jn7qw10x4f8, rfynv92vlh2cp, 27ljp6opwdvvx, 7jd8t0u6nsbva9r, hj9nq24rffsn, cf8zc88d8v7tnpc, e879ej1550, x1au38p4bay1, em3fv1mmxu1kz3, 213dz7sdyecsg, yrlf7zjc97nu9p, y5qez2aw9g4imc, 8ybqb0o68d87nkl, 1s7c028i9qekwc, 2zobq0s5v48, 4nblrx4yk0hc2, 6nxe33i43hsf, v18hv6iesn, dqpmxj7nai8, ag3qn66bh91nxh3, 769it19ds6n, nfomknbq7x9y