Re: NFS client latencies

Ingo Molnar
2005-03-31T08:02:47Z

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* Ingo Molnar <mingo@elte.hu> wrote:

> ok, find a new latency trace attached (1.6 msecs). I generated write
> loads, and the nfs_scan_list_dirty() latency is gone and indeed
> nfs_scan_list() generates the worst latency - while processing 8535
> pages in one critical section.

here's a more complete one of 4.4 msecs. (there was a bug in the latency
tracer that trimmed latency traces - this one is complete and shows an
nfs_scan_list processing of 22908 pages)

Ingo

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