1. perfperf 是一个调查 Linux 中各种性能问题的有力工具。NAME perf - Performance analysis tools for LinuxSYNOPSIS perf [--version] [--help] COMMAND [ARGS] ...
1. perf
perf 是一个调查 Linux 中各种性能问题的有力工具。
NAME perf - Performance analysis tools for LinuxSYNOPSIS perf [--version] [--help] COMMAND [ARGS]DESCRIPTION Performance counters for Linux are a new kernel-based subsystem that provide a framework for all things performance analysis. It covers hardware level (CPU/PMU, Performance Monitoring Unit) features and software features (software counters, tracepoints) as well.SEE ALSO perf-stat(1), perf-top(1), perf-record(1), perf-report(1), perf-list(1)
List of pre-defined events (to be used in -e):
原标题:Linux 性能优化工具 perf top
关键词:linux
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