Messages in this thread | | | From | Con Kolivas <> | Subject | Re: Pathological case identified from contest | Date | Sun, 20 Oct 2002 12:59:13 +1000 |
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On Thu, 17 Oct 2002 05:35 pm, you wrote: > Con Kolivas wrote: > > ... > > Well this has become more common with 2.5.43-mm2. I had to abort the > > process_load run 3 times when benchmarking it. Going back to other > > kernels and trying them it didnt happen so I dont think its my hardware > > failing or something like that. > > No, it's a bug in either the pipe code or the CPU scheduler I'd say. > > You could try backing out to the 2.5.40 pipe implementation; not sure if > that would tell us much though.
I massaged the patch a little for it to apply and it _is_ the offending code. Backing out the pipe changes fixed the problem. I was unable to reproduce the holdup I was seeing with process_load even at higher data sizes. Now what?
Con -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (GNU/Linux)
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