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From Randy Terbush <ra...@zyzzyva.com>
Subject Re: JPL's rocketing webservers
Date Tue, 08 Jul 1997 13:46:46 GMT
> Randy Terbush wrote:
> > 
> > 
> > Seems that memory goes along way toward meeting the demand. They 
> > have gone from dribbling out ~400,000/day to ~3,000,000/day on each 
> > of 2 servers.
> 
> And, unfutunately, did little/no adjustment/tuning during the change :-(

Actually there were a few other things that got tweeked like 
retransmit delays, AllowOverrides, ServerMax, etc. Memory was 
definitely the bigger bottleneck it seemed.


> > 
> > ------- Forwarded Message
> > 
> > WIth 768 servers, I'm seeing a few spare servers.  I think
> > we may have hit the bulls eye.  Here's the results of a recent
> > mod_status
> > 
> > for www-a:
> > Current Time: Mon Jul 7 19:48:08 1997 
> > Restart Time: Mon Jul 7 18:28:33 1997 
> > Server uptime: 1 hour 19 minutes 35 seconds
> > Total accesses: 162894 - Total Traffic: 2.6 GB
> > CPU Usage: u56.99 s72.86 cu1.92 cs1.67 - 2.79% CPU load
> > 34.1 requests/sec - 0.6 MB/second - 16.8 kB/request
> > 501 requests currently being processed, 24 idle servers 
> > 
> > for www-b:
> > Current Time: Mon Jul 7 19:47:58 1997 
> > Restart Time: Mon Jul 7 18:28:21 1997 
> > Server uptime: 1 hour 19 minutes 37 seconds
> > Total accesses: 165232 - Total Traffic: 2.7 GB
> > CPU Usage: u53.78 s74.3 cu3.87 cs2.93 - 2.82% CPU load
> > 34.6 requests/sec - 0.6 MB/second - 17.2 kB/request
> > 506 requests currently being processed, 46 idle servers 
> > 
> > ------- End of Forwarded Message
> > 
> > 
> > 
> 
> 
> -- 
> ====================================================================
>       Jim Jagielski            |       jaguNET Access Services
>      jim@jaguNET.com           |       http://www.jaguNET.com/
>             "Look at me! I'm wearing a cardboard belt!"



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