RE: squid dies and takes linux box down

On 20-Aug-99 Steffen Gross wrote:
> Hi.
>
> I'm using squid-2.2.STABLE4 on linux-2.2.11 with a 8 GB cache on
> a single ultra-scsi hdd and have one serious problem. Out of nowhere,
> squid dies and takes the linux box down with it. There are no hints
> given in the messages log or in the cache.log, at least no hints i
> can sort in. Maybe someone could help me with interpreting the
> messages quoted below, which are from the cache.log, with
> "debug_options ALL,2" in squid.conf.
> One single (the only fatal) error message crashed in console 1,
> saying: "INIT: Panic. Segmentation violation. Giving up...".
> But that happened only once, on one of three complete lockups of
> the machine in 3 days.
> squid is compiled with 1024 FDs, as i had some problems with that
> before. The NR_OPEN value in /usr/include/linux/limits.h and fs.h is
> therefore set to 1024.
>
> 13:36:12| clientPackMoreRanges: buf exhausted: in:
> offset: 279645 size: 0 need_more: 2331924
> 13:36:12| clientPackMoreRanges: need more: spec[0]:
> [0, 2611569), len: 2611569
> 13:36:12| clientPackMoreRanges: in: offset: 279645 size: 4096
> 13:36:12| clientPackMoreRanges: out: start: 279645 spec[0]:
> [0, 2611569), len: 2611569 debt: 2331924
> 13:36:12| clientPackMoreRanges: buf exhausted: in:
> offset: 283741 size: 0 need_more: 2327828
> 13:36:12| clientPackMoreRanges: need more: spec[0]:
> [0, 2611569), len: 2611569

I had a very strange Memory Leak, wit the 2.2.11 Kernel.
It is documented, and a patch is available. (See
http://www.linux.org.uk/VERSION/relnotes.2211.html errata section)

With the 2.2.10 kernel, my Box runs rock solid.

Greetings
 Robert Depenbrock

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Robert Depenbrock      Hamcom GmbH
                      Schildkamp 3
20-Aug-99 12:48:20      59063 Hamm
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