Re: Current state of multi-core awareness

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 04Dec2008 18:22, Alan Evans <ame.fedora@xxxxxxxxx> wrote:
| On Thu, Dec 4, 2008 at 2:37 PM, Seann Clark wrote:
| > If it is
| > multithreaded, like say Apache, then, under load you will see it peg all
| > your CPU's/Cores instead of just one. I see this type of behavior on my home
| > server, which has quad core dual Xeon's, and when I stress test HTTP all
| > eight cores start to peak as the load gets higher.
| 
| I don't think apache is multi-threaded. The reason you see all cores
| peak under heavy httpd load is that there are multiple apache
| processes launched to handle the multiple connections. In fact, even
| when not loaded, you will normally see many apache processes waiting
| in a pool for incoming connections.

Apache can be built in "worker" form (threaded) instead of prefork (lots
of processes sharing the listen socket). Dunno how it ships on Fedora.
-- 
Cameron Simpson <cs@xxxxxxxxxx> DoD#743
http://www.cskk.ezoshosting.com/cs/

-- 
fedora-list mailing list
fedora-list@xxxxxxxxxx
To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list
Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines

[Index of Archives]     [Current Fedora Users]     [Fedora Desktop]     [Fedora SELinux]     [Yosemite News]     [Yosemite Photos]     [KDE Users]     [Fedora Tools]     [Fedora Docs]

  Powered by Linux