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关于本章

本章总结Linux中的常见工具。

Command总览

查询process、thread

查询file:

  • open files 动态
  • file 静态

process 与 file 之间的映射关系:

  • fuser
  • lsof

**stat

vmstat

netstat

sysstat中,包含了一系列performance monitor tools,这些tools一般都以**stat命名:

  • iostat (1) reports basic CPU statistics and input/output statistics for devices, partitions and network filesystems.
  • mpstat(1) reports individual or combined processor related statistics.
  • pidstat(1) reports statistics for Linux tasks (processes) : I/O, CPU, memory, etc.
  • nfsiostat(1) reports input/output statistics for network filesystems (NFS).
  • cifsiostat(1) reports I/O statistics for CIFS resources.