Show kernel boot parameters

More linux commands

• Count open file descriptors system-wide
  cat /proc/sys/fs/file-nrcopy

  Allocated FDs, free FDs, and system-wide max (file-max)

• IO wait and throughput
  iostat -xz 2 5copy

  Extended disk IO stats every 2s, 5 iterations; look for %iowait, await

• Virtual memory stats
  vmstat 1 5copy

  System-wide CPU, memory, swap, IO stats per second

• Watch IO per process
  iotop -aocopy

  Accumulated disk read/write per process (requires root)

• System activity report
  sar -u -r -d 1 5copy

  CPU, memory, and disk stats via sysstat (5 samples, 1s interval)

all 133 linux commands →