Messages in this thread | | | Date | Sun, 08 Dec 2002 22:22:03 +0100 | From | Manfred Spraul <> | Subject | Re: 2.5.50-BK + 24 CPUs |
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Anton wrote:
>schedules: > 56283 total > 41984 pipe_wait > 9746 do_work > 1949 do_exit > 1834 sys_wait4 > >ie during the compile we scheduled 56283 times, and 41984 of them were >caused by pipes. > The linux pipe implementation has only a page sized buffer - with 4 kB pages, transfering 1 MB through a pipe means at 512 context switches.
-- Manfred
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