Systemtap support for disk i/o per pid
Li Guanglei
guanglei@cn.ibm.com
Sun May 28 02:58:00 GMT 2006
R Blundell ??:
> Hello, this is my first post to the mailing list. Does or will systemtap
> support "per pid" disk i/o accounting/details? I could not find any
> mention of this specifically on the website, papers, etc.
>
> Thank you
> Rick
Currently systemtap could be able to trace the io scheduler activities
and scsi activities. You could use "man lket" to get more details.
Some event hooks in these two categories could be filtered by pid. But
you can just trace all of them and later filter by pid in user space.
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