Re: [squid-users] optimization suggestions?

Hello!

I'll have to recompile, but i am willing to =) First.. one thing, is
COSS fs productionr eady? If it is not, what about stability? =)

What about aufs?? I am currently using ufs.

Victor.

On Thu, 2004-09-30 at 09:59, Costas Zacharopoulos wrote:
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> On Thursday 30 September 2004 16:08, Victor Medina wrote:
>
> If you want much better performance, change the cache_dir type to coss.
> If you want to do it, tell me to tell you some hits:)
>
> > Hello all!
> >
> > I have a SQUID server running on a Piii 1100ghz server with 1024 RAM,
> > SCSI disks. We have almost 100 users. And a 700Kbps ADSL Connection. The
> > cache directory is in it's own scsi drive.
> >
> > I am seeing some very slow response in the proxy server. The incoming
> > traffic in the internet connection is almost exactly the same as the
> > outgoing traffic in the internal network, which basically means that the
> > traffic from the internal proxy client is the same as the downloaded
> > stuff. (am i right?) I have "System Health" graphics from both
> > interfaces, I can send them to private mails if you want to take a look.
> > DNS is being handled by a BIND server on the same machine.
> >
> > We are using ntlm auth via samba.
> >
> > We compiled our own SQUID server.
> >
> > CFLAGS="-O3 -march=i686 -mcpu=i686"
> >
> > SQUID was compiled as:
> > Squid Cache: Version 2.5.STABLE5
> > configure options: --prefix=/opt/EPAWebCachingSuite-1.0-i686/
> > --sysconfdir=/opt/EPAWebCachingSuite-1.0-i686/etc/squid --with-dl
> > --enable-snmp --enable-carp --enable-useragent-log '--enable-auth=basic
> > digest ntlm' '--enable-basic-auth-helpers=MSNT SMB getpwnam
> > multi-domain-NTLM winbind' '--enable-ntlm-auth-helpers=SMB no_check
> > winbind' --enable-digest-auth-helpers=password --enable-ntlm-fail-open
> > --enable-referer-log --enable-htcp --enable-underscores --enable-stackt
> > races --enable-delay-pools --enable-ssl --enable-cache-digests
> > --with-samba-sources=/home/vmedina/SOURCES/samba-2.2.9/
> > --enable-x-accelerator-vary --disable-ident-lookups --enable-truncate
> > --enable-removal-policies=heap --enable-xmalloc-statistics
> > --enable-linux-netfilter --enable-stacktraces
> >
> >
> >
> > Most of the sites, that users can access are specified by acl's so they
> > are very predictable, most users have _only_ access to certain sites.
> > Even though there are a awful lot of users for a 700Kbps link, the site
> > are almost always the same. The cache dir is 7gb in size. SQUID has
> > plenty of RAM. File system being used is RAISER, and it's a linux
> > machine running kernel 2.6 under SuSE 9.1.
> >
> > Anybody would be so kind and suggest any optimization that could somehow
> > improve performance? I will copy the relevant information about my
> > squid.conf.
> >
> >
> > icp_port 0
> > hierarchy_stoplist cgi-bin ?
> > acl QUERY urlpath_regex cgi-bin \?
> > cache_mem 192 MB
> > cache_replacement_policy heap GDSF
> > memory_replacement_policy heap GDSF
> > cache_dir ufs /workload/cache 7168 16 256
> >
> > cache_access_log
> > /opt/EPAWebCachingSuite-1.0-i686/var/logs/squid/access.log
> > cache_log
> > /opt/EPAWebCachingSuite-1.0-i686/var/logs/squid/cache.log
> > cache_store_log
> > /opt/EPAWebCachingSuite-1.0-i686/var/logs/squid/store.log
> > error_directory /opt/EPAWebCachingSuite-1.0-i686//share/errors/Spanish
> >
> > # DEFINICION DE LA AUTENTICACION CON NTLM
> >
> > auth_param ntlm program
> > /opt/EPAWebCachingSuite-1.0-i686/libexec/wb_ntlmauth
> > auth_param ntlm children 25
> > auth_param ntlm max_challenge_reuses 0
> > auth_param ntlm max_challenge_lifetime 15 minutes
> >
> > auth_param basic program
> > /opt/EPAWebCachingSuite-1.0-i686/libexec/wb_auth
> > auth_param basic children 25
> > auth_param basic realm Squid proxy-caching web server
> > auth_param basic credentialsttl 6 hours
> >
> > # NO TOCAR!
> > cache_mgr root
> > cache_effective_user proxy
> > cache_effective_group proxy
> > logfile_rotate 0
> > log_icp_queries off
> > cachemgr_passwd P6RsP6RsP6Rs all
> > buffered_logs on
> > delay_initial_bucket_level 50
> > delay_pools 0
> >
> > Any suggestions or comments are welcome
> >
> > Thanxs!
> >
> > Victor.
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Received on Thu Sep 30 2004 - 08:56:40 MDT