[clue-tech] Tracking disk i/o by process?

[Angelo Bertolli]

Dan Harris wrote:
> I'm troubleshooting a server that is suffering from some annoying i/o 
> write storms and trying to track down which processes are to blame.
>
> Does anyone know of a way to track the number of read/writes and 
> summarize them by pid?  dstat shows when it's happening, but doesn't 
> show us *which* processes are responsible. which is not very helpful.
If dstat gives you the filename, I think you can use fuser to see who 
has it open.  At least that is what the fuser man page seems to indicate.

Angelo

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