Re: high cpu utilization

epoll is enabled. Logging was never working. I just disabled it anyway. Same thing.

On Feb 12, 2008 1:17 PM, Dan Zubey <dzubey#odysseyware.com> wrote:

> Did you enable sepoll at compilation time?
>
> Marc wrote:
> > Hi All,
> >
> > I'm seeing my haproxy 1.2.17 process using 100% of my CPU (according
> > to top) during peak loads. We have roughly 3100 active HTTP
> > connections - many of them are long running ones with an expected
> > response time of 20s (AJAX polling).
> >
> > From everything I've read about haproxy and my experience to date, I
> > don't think we should have any issues with CPU. It's a dual-core
> > Pentium @ 1.8GHz with 2GB RAM. I've attached our config file for
> > haproxy. This is running on CentOS 4.5. Here's some of the kernel
> > tuning I did:
> >
> > Linux 2.6.9-55.ELsmp #1 SMP Wed May 2 14:28:44 EDT 2007 i686 i686 i386
> > GNU/Linux
> >
> > net.ipv4.tcp_syncookies = 1
> >
> > # Increase avil file descriptors
> > fs.file-max = 2097152
> >
> > # Change the max number of pkts in syn pkts backlog
> > net.ipv4.tcp_max_syn_backlog = 16384
> >
> > # Tune the amount of memory made available to TCP
> > net.core.rmem_max = 8738000
> > net.core.wmem_max = 6553600
> >
> > net.ipv4.tcp_rmem = 8192 873800 8738000
> > net.ipv4.tcp_wmem = 4096 655360 6553600
> >
>
>
>
Received on 2008/02/12 19:30