dstat -h                                        # 帮助

dstat -tpcdrmgln                                # 屏幕刷新

dstat -tpcdrmgln                             # 5s刷新一次，刷新10次

nohup dstat -tpcdrmgln  --output dstat.csv &   # 将每5s的结果输出到csv ，可以放到后台跑

nohup dstat -tpcdrmgln --output dstat.csv &

[oracle@oracle ~]$ dstat -h

Usage: dstat [-afv] [options..] [delay [count]]

Versatile tool for generating system resource statistics

Dstat options:

  -c, --cpu              enable cpu stats

     -C ,,total           include cpu0, cpu3 and total

  -d, --disk             enable disk stats

     -D total,hda           include hda and total

  -g, --page             enable page stats

  -i, --int              enable interrupt stats

     -I ,eth2              include int5 and interrupt used by eth2

  -l, --load             enable load stats

  -m, --mem              enable memory stats

  -n, --net              enable network stats

     -N eth1,total          include eth1 and total

  -p, --proc             enable process stats

  -r, --io               enable io stats (I/O requests completed)

  -s, --swap             enable swap stats

     -S swap1,total         include swap1 and total

  -t, --time             enable time/date output

  -T, --epoch            enable time counter (seconds since epoch)

  -y, --sys              enable system stats

  --aio                  enable aio stats

  --fs, --filesystem     enable fs stats

  --ipc                  enable ipc stats

  --lock                 enable lock stats

  --raw                  enable raw stats

  --socket               enable socket stats

  --tcp                  enable tcp stats

  --udp                  enable udp stats

  --unix                 enable unix stats

  --vm                   enable vm stats

  --plugin-name          enable plugins by plugin name (see manual)

  --list                 list all available plugins

  -a, --all              equals -cdngy (default)

  -f, --full             automatically expand -C, -D, -I, -N and -S lists

  -v, --vmstat           equals -pmgdsc -D total

  --bw, --blackonwhite   change colors for white background terminal

  --float                force float values on screen

  --integer              force integer values on screen

  --nocolor              disable colors (implies --noupdate)

  --noheaders            disable repetitive headers

  --noupdate             disable intermediate updates

  --output file          write CSV output to file

delay is the delay in seconds between each update (default: )

count is the number of updates to display before exiting (default: unlimited)