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Re: [squid-users] Request header is too large.

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What should I look for in logs?

Regards,
Rikunj Patel
Systems Administrator --Raha.com



----- Original Message ----- 
From: "Elsen Marc" <elsen@xxxxxxx>
To: "Rikunj" <Rikunj@xxxxxxxx>; <squid-users@xxxxxxxxxxxxxxx>
Sent: Tuesday, April 12, 2005 6:15 PM
Subject: RE: [squid-users] Request header is too large.



 
> 
> Hello Gurus,
> 
> I am sorry to send this question, but my search could not 
> generate anything
> useful.
> 
> ----------------------------------------------------
> Server HP DL380 with 1GB RAM
> 72GB ULTRA FAST SCSI
> RHES -3
> # uname -a
> Linux BM 2.4.21-15.ELsmp #1 SMP Thu Apr 22 00:18:24 EDT 2004 
> i686 i686 i386
> GNU/Linux
> 
> # squid -v
> Squid Cache: Version 2.5.STABLE3
> ----------------------------------------------------
> 
> I am getting below error from the cache.log. Tried to modify 
> the config but
> did not help.
> 
> 2005/04/12 17:25:27| Config 'request_header_max_size'= 10240 bytes.
> 2005/04/12 17:25:28| Request header is too large (11680 bytes)
> 2005/04/12 17:25:28| Config 'request_header_max_size'= 10240 bytes.
> 2005/04/12 17:25:28| Request header is too large (12287 bytes)
> 2005/04/12 17:25:28| Config 'request_header_max_size'= 10240 bytes.

 Mainly due , to bogus clients. Or malicious http-worming programs,
 doing wrong stuff.
 Try to identify the clients by  looking in squid's access.log.


> 
> My squid.conf says.
> ----------------------------------------------------
> 
> # cat squid.conf | grep request_header_max_size
> #  TAG: request_header_max_size (KB)
> request_header_max_size 10 KB
> 
> and on top of this I am also running out of file descriptors.
> I tried to increase it manually to ulimit -HSn 65534
> but it changes back to 1024.
> 
> # ulimit -a
> core file size        (blocks, -c) 0
> data seg size         (kbytes, -d) unlimited
> file size             (blocks, -f) unlimited
> max locked memory     (kbytes, -l) 4
> max memory size       (kbytes, -m) unlimited
> open files                    (-n) 1024
> pipe size          (512 bytes, -p) 8
> stack size            (kbytes, -s) 10240
> cpu time             (seconds, -t) unlimited
> max user processes            (-u) 7168
> virtual memory        (kbytes, -v) unlimited
> 
> What more should I do? Please help.
> 

 - Check the FAQ on how to increase the available number
   of file descriptors.
 
 
 M.


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