Messages in this thread |  | | Date | Mon, 13 Oct 2003 05:11:09 -0700 | | From | William Lee Irwin III <> | | Subject | Re: [PATCH] Invalidate_inodes can be very slow |
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At some point in the past, I wrote: >> Sorry if I was unclear, I had in mind SMP performance testing of mount >> and unmount -heavy workloads, like uni setups with many automounted fs's, >> not stability testing per se.
On Mon, Oct 13, 2003 at 04:02:20PM +0400, Kirill Korotaev wrote: > Oh, sorry for misunderstanding. > In our internal testcase on 8-CPU 8Gb RAM machine with 4gb split kernel > w/o this patch mount/umount test longs in many-many (>10) times longer. > Moreover, during the test machine is very slow (due to lock_kernel) > and typing simple commands takes up to 30 seconds or so. > I think such a long hangs are due to number of umounts executed > subsequently. But ofcourse it's not numbers, just for you to know where > the patch comes from :)
Is this testcase available and/or trivial? Actually, even if it's trivial it might just save us the pain of writing the scripts ourselves.
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