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upload mass deface mass delete console info server
name : _vmstat
 #compdef vmstat

local -a specs
case $OSTYPE in
  *linux*)
    specs=(
      '(-w --wide)'{-w,--wide}'[wide output]'
      '(-t --timestamp)'{-t,--timestamp}'[show timestamp]'
      '(-n --one-header)'{-n,--one-header}'[do not redisplay header]'
      '(-S --unit)'{-S+,--unit=}'[specify unit for displayed sizes]:unit prefix [K]:((k\:1000 K\:1024 m\:1000000 M\:1048576))'
      '(-C --full-cache)'{-C,--full-cache}'[add further cache lines to main cache]'
      '1: :_guard "[0-9]#" "interval (seconds)"' '2:count'
      + '(action)' \
      '(- :)'{-h,--help}'[display help information]'
      '(- :)'{-V,--version}'[display version information]'
      {-a,--active}'[show active/inactive memory]'
      '(- :)'{-f,--forks}'[show number of forks since boot]'
      '(-S --unit -t --timestamp -w --wide)'{-m,--slabs}'[show slabinfo]'
      '(-w --wide -n --one-header -t --timestamp :)'{-s,--stats}'[show event counter statistics]'
      {-d,--disk}'[show disk statistics]'
      {-p+,--partition=}'[show partition specific statistics]:partition:_files -W /dev -g "*(-%)"'
      '(- :)'{-D,--disk-sum}'[summarize disk statistics]'
    )
  ;;
  *bsd*|dragonfly*)
    specs=(
      '-c+[specify number of times to refresh the display]:count'
      '-i[report the number of interrupts taken by devices since boot]'
      '-M+[specify core file to extract values associated with the name list from]:core:_files'
      '-N+[specify file to extract the name list from]:system:_files'
      '-w+[specify delay between each display]:delay (seconds)'
      '*: :_bsd_disks'
    )
  ;|
  *bsd*)
    specs+=(
      '-f[report on the number fork syscalls since boot and pages of virtual memory for each]'
    )
  ;|
  freebsd*|dragonfly*)
    specs+=(
      '-m[report on the usage of kernel dynamic memory allocated using malloc(9) by type]'
      '-n+[change the maximum number of disks to display]:number of disks to display [2]'
      '*-p+[specify which types of devices to display]: :->devices'
      '-s[display the contents of the SUM structure]'
      '-z[report on memory used by the kernel zone allocator, uma(9), by zone]'
    )
  ;|
  freebsd*)
    specs+=(
      '-a[include statistics about all interrupts]'
      '-h[human readable memory columns output]'
      '-H[scriptable memory columns output]'
      '-o[list virtual memory objects]'
      '-P[report per-cpu system/user/idle cpu statistics]'
    )
  ;|
  (net|open)bsd*)
    specs+=(
      '-m[report usage of kernel dynamic memory listed first by size of allocation then type of usage]'
      '-s[display the contents of the UVMEXP structure]'
      '-v[print more verbose information]'
    )
  ;|
  openbsd*)
    specs+=(
      '-t[report on the number of page in and page reclaims since boot]'
      '-z[include statistics about all interrupts]'
    )
  ;;
  netbsd*)
    specs+=(
      '-C[report on kernel memory caches]'
      '-e[report the values of system event counters]'
      '-H[report all hash table statistics]'
      '-h+[dump specified hash table]:hash table:->hashes'
      '-L[list all hash tables]'
      '-l[list UVM histories maintained by the kernel]'
      '-t[display contents of the vmtotal structure]'
      '-U[dump all UVM histories]'
      '-u+[dump specified UVM history]:uvm'
      '-W[print more information about kernel memory pools]'
    )
  ;;
  dragonfly*)
    specs+=(
      '-b[use brief format for formatted numbers]'
      '-o[report usage of kernel object cache]'
      '-u[output unformatted numeric values]'
      '-v[include IRQ numbers and IRQ target CPU numbers before device names (with -i)]'
    )
  ;;
  solaris2.<11->)
    specs+=( '(-i -s)-T+[specify time format]:time format:((u\:seconds\ since\ epoch d\:standard\ date\ format))' )
  ;&
  solaris*)
    specs+=(
      '-q[suppress messages related to state changes]'
      + '(actions)' \
      '(-T)-i[report the number of interrupts taken by devices since boot]'
      '-p[report paging activity]'
      '(-T)-s[display the total number of system events since boot]'
      '-S[report on swapping rather than paging activity]'
      '::disk:_files -W /dev -g "*(-%b)"'
      ': :_guard "[0-9]#" "interval (seconds)"' '::count'
    )
  ;;
esac

if (( $#specs )); then
  local curcontext=$curcontext state state_descr line ret=1
  typeset -A opt_args

  _arguments -C -s -w -A '-*' : "$specs[@]" && ret=0

  if [[ $state == devices ]]; then
    _fbsd_device_types && ret=0
  elif [[ $state == hashes ]]; then
   local -a tables
   tables=( ${${${(f)"$(_call_program hashes $words[1] -L)"}[2,-1]#?}/ ##/:} )
    _describe -t hashes 'hash table' tables && ret=0
  fi
  return ret
fi

_default
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