On Fri, 2011-10-21 at 00:40 +0200, Florian Fuessl wrote: > Debian Squeeze running kernel 2.6.32 suffers the following bug, > discussed on the kernel mailing list netdev@vger.kernel.org: > http://kerneltrap.org/mailarchive/linux-netdev/2010/3/8/6271476 > > In detail: [...] > Oct 12 11:54:28 spozerl kernel: [180385.555758] Route hash chain too long! > Oct 12 11:54:28 spozerl kernel: [180385.555760] Adjust your secret_interval! > Oct 12 12:01:52 spozerl kernel: [180829.114321] dst cache overflow > Oct 12 12:01:52 spozerl kernel: [180829.129033] dst cache overflow > Oct 12 12:01:52 spozerl kernel: [180829.130873] dst cache overflow > Oct 12 12:01:52 spozerl kernel: [180829.139006] dst cache overflow > [...] until the kernel network stack freezes after a while. > > To resolve the kernel hangups (of network connectivity) I've applied > the patch of Eric Dumazet to the linux-source-2.6.32 package, which > had resolved the issue at my loaded Debian Squeeze router, here: > http://patchwork.ozlabs.org/patch/47114/raw/ > > It would be great, if this patch could be included to the official > Debian Squeeze kernel. Maybe this also resolves some other strange > network hangups described by other users. Eric, do you see any problems with this? Would we need any more follow-up fixes? Ben. -- Ben Hutchings Unix is many things to many people, but it's never been everything to anybody.
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