Re: [squid-users] Single processor?

Both subjects, MP and RAID, have been discussed in great depth on both
the squid-users and squid-dev mailing lists.

A search of the archives will likely answer all of your questions.

Billy Huddleston wrote:

> What about RAID 0? Has anyone done in comparison vs multiple cache dirs?
>
>
>>>I'm currently running Squid-2.4.stable2 on a dual 866mz P3, 512mb RAM,
>>>scsi raid cache dir, Redhat 7.1 (2.4.2-2smp) . I'm seeing squid run on
>>>only a single processor while I have about 200+ users hitting it. Is
>>>there anything that I might be doing wrong? I'm using the following
>>>during configuration of the squid source:
>>>
>>Squid is a single-threaded process. It will only occupy one processor. It
>>might jump across cpus but that is a function of the scheduler and any
>>decent scheduler will try to leave a process on the same cpu to avoid
>>invalidating processor cache memory. Using RAID is not the best way to
>>manage squid. You are much better off spreading multiple cache_dirs across
>>disks, one cache_dir per disk. Squid will spread the load for you.

                                   --
                      Joe Cooper <joe@swelltech.com>
                  Affordable Web Caching Proxy Appliances
                         http://www.swelltech.com
Received on Tue Sep 25 2001 - 20:56:18 MDT