Webb什么是perf. perf是Linux 2.6+内核中的一个工具，在内核源码包中的位置 tools/perf。. perf利用Linux的trace特性，可以用于实时跟踪，统计event计数 (perf stat)；或者使用采样 (perf record)，报告 (perf report script annotate)的使用方式进行诊断。. perf命令行接口并不能利用所有的 ... Webb用 simpleperf 启动被测进程 可以用 simpleperf 启动被测进程。 而不必先把被测进程启动，然后 ps 出进程号再采集。 其命令行格式如下： adb shell /data/local/tmp/simpleperf record -o /sdcard/a.log /data/local/rvdecApp / data/ local/CampfireParty_2496x1404_30_300_5000_rmhd_slow2pass.rv -i w =2496,h =1404 1 …
SimplePerf - Microsoft - CSS-Exchange - GitHub Pages
Webb29 maj 2024 · Simpleperf 是Google随NDK一起发布的一款profile工具（注：从NDK r13开始），它是针对Android平台的一个本地层性能分析工具。它的命令行界面支持与linux … Webbsimpleperf是Linux perf的简化版本，比如它不包含 perf top 命令。 perf工具是一个基于进程的性能分析工具，它的参数必须要传入相关的进程信息，或者-a指定所有进程。 help $ simpleperf --help Usage: simpleperf [common options] subcommand [args_for_subcommand] common options: -h/--help Print this help information. --log … pork tenderloin with mustard sauce
perf-report(1) - Linux manual page - Michael Kerrisk
Webbför 21 timmar sedan · 今天，我们对非常多的perf命令做了简单的介绍和分类。可以这么说，perf包含的内容实在是太多了，我们很难完全记住，可能真正用上的只有百分之20，但是分析的模式（record到report）、分析的方式（profiling、tracing）都是值得我们学习的。 If you prefer to use the command line, Simpleperf is a versatile command-line CPU profiling tool included in the NDK for Mac, Linux, and Windows. For full documentation, start with the Simpleperf README. Simpleperf tips and recipes. If you are just starting out with Simpleperf, here are some commands … Visa mer You can run this command to see which .sofiles take up the largest percentage of executiontime (based on the number of CPU cycles). This is a good first … Visa mer Once you have identified which shared library takes most of the execution time, you can run thiscommand to see the percentage of time spent executing the … Visa mer Execution time in a .sofile can be split across multiple threads. You can run this command tosee the percentage of time spent in each thread. Visa mer After finding the threads where most of the execution time is spent, you can use this command toisolate the object modules taking the longest execution time … Visa mer WebbSimplePerf - Microsoft - CSS-Exchange SimplePerf Download the latest release: SimplePerf.ps1 This script is a stripped-down and streamlined performance log collector for Exchange Server. Common Examples .\SimplePerf.ps1 -Start Starts a collector using Exchange counter defaults. pork tenderloin with ginger and scallions