UDP packet loss
JINMEI Tatuya / 神明達哉
jinmei at isl.rdc.toshiba.co.jp
Sat Jun 10 06:47:19 UTC 2006
>>>>> On Thu, 08 Jun 2006 16:01:18 +0200,
>>>>> Pavel Urban <urbanp at mlp.cz> said:
> I've tried to find out the cause of some strange resolving problem we
> are experiencing. From time to time, our server seems to ignore some
> requests, while others are answered promptly. It seems to me that the
> problem is UDP packet loss.
> Udp:
> 948795842 packets received
> 149802 packets to unknown port received.
> 214635022 packet receive errors
> 1003702082 packets sent
> I've tried to increase system udp receive buffer 10x and then 100x with
> no noticable effect. Do I have to change something in Bind, too? Or am I
> completely wrong?
> RedHat Linux ES release 4, 2.6.9-34.ELsmp kernel, dual Opteron system
> with 6GB ram, no local zones, just resolver/cache. bind-9.3.2-2_EL4
A quick question: did you enable threads?
JINMEI, Tatuya
Communication Platform Lab.
Corporate R&D Center, Toshiba Corp.
jinmei at isl.rdc.toshiba.co.jp
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