| Subject | Re: [Patch 5/7] synchronous block I/O delays | From | Andi Kleen <> | Date | 27 Feb 2006 15:18:40 +0100 |
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Shailabh Nagar <nagar@watson.ibm.com> writes:
> delayacct-blkio.patch > > Record time spent by a task waiting for completion of > userspace initiated synchronous block I/O. This can help > determine the right I/O priority for the task.
I think it's a good idea to have such a statistic by default.
Can you add a counter that is summed up in task_struct and reports in /proc/*/stat so that it could be displayed by top?
This way it would be useful even with "normal" user space.
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