Re: [squid-users] RE: Too Many Open File Descriptors

That used to happen to us and had to write a script to start squid like
this:

#!/bin/sh -e
#

echo "Starting squid..."

ulimit -HSn 65536
sleep 1
/usr/local/squid/sbin/squid

echo "Done......"

On 8/9/2011 10:47 PM, Justin Lawler wrote:
> Hi,
>
> We have two instances of squid (3.0.15) running on a solaris box. Every so often (like many once every month) we get a load of below errors:
>
> "2011/08/09 19:22:10| comm_open: socket failure: (24) Too many open files"
>
> Sometimes it goes away of its own, sometimes squid crashes and restarts.
>
> When it happens, generally happens on both instances of squid on the same box.
>
> We have number open file descriptors set to 2048 - using squidclient mrg:info:
>
> root_at_squid01# squidclient mgr:info | grep file
> Maximum number of file descriptors: 2048
> Largest file desc currently in use: 2041
> Number of file desc currently in use: 1903
> Available number of file descriptors: 138
> Reserved number of file descriptors: 100
> Store Disk files open: 68
>
> We're using squid as an ICAP client. Both squid instances point two different ICAP servers, so it's unlikely a problem with the ICAP server.
>
> Is this a known issue? As its going on for a long time (over 40 minutes continuously), it doesn't seem like it's just the traffic spiking for a long period. Also, we're not seeing it on other boxes, which are load balanced.
>
> Any pointers much appreciated.
>
> Regards,
> Justin
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Received on Wed Aug 10 2011 - 03:08:22 MDT