Re: [squid-users] re: Number of treads

>
>
> We are using Dell 2850 dual 3.2 Xeon processor, 8 Gig of Physical memory and
> 15rpm SCSI disk for caching (no raid). The software is FC 4 64 bit with Squid
> 2.5Stable13. Below is the way I complie my Squid:
>
> --prefix=/usr --exec-prefix=/usr --bindir=/usr/sbin --libexecdir=/usr/lib/squid
> --localstatedir=/spool/squid --sysconfdir=/etc/squid --enable-snmp
> --enable-kill-parent-hack --enable-delay-pools --enable-storeio=aufs,diskd,null
> --enable-removal-policies=heap,lru --enable-arp-acl
>
> With the above compilation and configuration, proxy is doing well. Now I check
> the number of treads, and found out that it has 4. Can we obtain better
> performance if we have greater number of treads? Can you please help me to
> understand the following:
>
> --enable-async-io[=N_THREADS]
> Shorthand for
> --with-aufs-threads=N_THREADS
> --with-pthreads
> --enable-storeio=ufs,aufs
> --with-aufs-threads=N_THREADS
> Tune the number of worker threads for the aufs object
> store.
> --with-pthreads Use POSIX Threads
> --with-aio Use POSIX AIO
> --with-dl Use dynamic linking
>
>
> note that we are using "aufs" on the cache_dir.
>
>
>

 - As long , as there are no messages in cache.log concerning ; aio
queue congestion;
you will need , no more threads.
Warning messages , such as these, during SQUID's startup phases , however
should not be included in such analysis.

M.
Received on Mon Apr 10 2006 - 02:23:53 MDT