[me too] Re: 2.3.12 - klogd 100% CPU && Bogus Buffer memory count

Jakob Borg (jborg@df.lth.se)
Fri, 6 Aug 1999 13:40:35 +0200

On Fri, Aug 06, 1999 at 04:03:08AM +0930, Mofeed Shahin wrote:
>
> G'day all,
>
> First off I will explain what I was doing that caused the problem.
> I was copying a whole CD to the hard-drive. They are both scsi AIC7xxx.
>
> While I was copying I noticed Xosview not looking too healthy so I ran top
> and noticed that the amount of buffer memory was obviously wrong.
>
> here is the vmstat output :
>
> :vmstat
> procs memory swap io system cpu
> r b w swpd free buff cache si so bi bo in cs us sy id
> 1 0 0 744 2908 4193304 205452 0 0 2 4 52 14 47 0 53
> ^^^^^^^
> Notice the 4.1 GIG of buffer memory.
>
> 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.

-- 
Jakob Borg <jborg@df.lth.se>  Debian GNU/Linux 2.2  http://jb.replicant.nu

--
d- s: a?@ C++ UBLSI+++$ P+++ L++(+++) E+ W++ N+ o? K? w-- O-- M- V PS+
PE Y+ PGP+ t+ 5++ X+ R- tv b++ DI+ D G+ e>+++ h r++ y?


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/