Michal Mihalik wrote: > Hello. > I am tring to optimize squid for best possible performance. > it is in production and it's doing more than 350req/sec. At peaks upto > 500req/sec. > > My problem is only one. 100% cpu. :-) > > I tried to update my debian to 2.6.16 and recompiled squid: > > Squid Cache: Version 2.5.STABLE12 > configure options: --prefix=/usr --exec_prefix=/usr --bindir=/usr/sbin > --sbindir=/usr/sbin --libexecdir=/usr/lib/squid --sysconfdir=/etc/squid > --localstatedir=/var/spool/squid --datadir=/usr/share/squid > --enable-async-io --with-pthreads --enable-storeio=ufs,aufs,diskd,null > --enable-linux-netfilter --enable-arp-acl --enable-removal-policies=lru,heap > --enable-snmp --enable-delay-pools --enable-htcp --enable-epoll > --enable-cache-digests --enable-underscores --enable-referer-log > --enable-useragent-log --enable-auth=basic,digest,ntlm --enable-carp > --with-large-files i386-debian-linux > > the thing I realy don't like is 25% cpu + 50% system cpu . > > why the 50% system!!!!! > can anyone help? Try compiling with the epoll-patch. Made an enormous performance-improvement here. System-time is "wasted" in the connection-handling (polling/select) - which is more efficient with epoll. Regards, Stefan
