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SubjectRe: [me too] Re: 2.3.12 - klogd 100% CPU && Bogus Buffer memory count
On Fri, 6 Aug 1999, Jakob Borg wrote:

> > Also half way through the copy klogd started using up all the CPU time on
> > one of the processors.
> > Even after the copy had finished klogd was still using up large amounts of
> > CPU (100%).
> >
> > The machine is Dual PIII 450 compiled as SMP with AIC 7xxx SCSI driver.
> > With 256 meg ram.
>
> I've had the exact same problem on 2.2.10 SMP with CD on AIC7xxx
> adapter and IDE disks. The machine is a Dual PII 450 with 256 meg RAM.

This is a bug in klogd, not the kernel. See klogd.c:LogKernelLine() and
compare with LogProcLine immediately below -- the buffer is assumed to be
nul terminated, which it isn't when a full sized message comes through.

-ben


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