Attachment 1594364 Details for Bug 1734097 – reproducing systemtap script

reproducing systemtap script

test.stp (text/plain), 1.16 KB, created by Martin Coufal on 2019-07-29 15:36:46 UTC

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Creator: Martin Coufal

Created: 2019-07-29 15:36:46 UTC

Size: 1.16 KB

patch

obsolete

>#! /usr/bin/env stap
>
>global ifxmit, ifrecv
>global ifmerged
>
>probe netdev.transmit
>{
>  ifxmit[pid(), dev_name, execname(), uid()] <<< length
>}
>
>probe netdev.receive
>{
>  ifrecv[pid(), dev_name, execname(), uid()] <<< length
>}
>
>function print_activity()
>{
>  printf("%5s %5s %-7s %7s %7s %7s %7s %-15s\n",
>         "PID", "UID", "DEV", "XMIT_PK", "RECV_PK",
>         "XMIT_KB", "RECV_KB", "COMMAND")
>
>  foreach ([pid, dev, exec, uid] in ifrecv) {
>	  ifmerged[pid, dev, exec, uid] += @count(ifrecv[pid,dev,exec,uid]);
>  }
>  foreach ([pid, dev, exec, uid] in ifxmit) {
>	  ifmerged[pid, dev, exec, uid] += @count(ifxmit[pid,dev,exec,uid]);
>  }
>  foreach ([pid, dev, exec, uid] in ifmerged-) {
>    n_xmit = @count(ifxmit[pid, dev, exec, uid])
>    n_recv = @count(ifrecv[pid, dev, exec, uid])
>    printf("%5d %5d %-7s %7d %7d %7d %7d %-15s\n",
>           pid, uid, dev, n_xmit, n_recv,
>           n_xmit ? @sum(ifxmit[pid, dev, exec, uid])/1024 : 0,
>           n_recv ? @sum(ifrecv[pid, dev, exec, uid])/1024 : 0,
>           exec)
>  }
>
>  print("\n")
>
>  delete ifxmit
>  delete ifrecv
>  delete ifmerged
>}
>
>probe timer.ms(10000)
>{
>  exit()
>}
>
>probe end
>{
>  print_activity()
>  printf("Terminated")
>}

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Attachments on bug 1734097: 1594364