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Posted to users@httpd.apache.org by Mystery Admin <my...@whatfantasiesmaycome.com> on 2003/01/07 23:32:29 UTC

[users@httpd] Memory consumption problem

Hi!  Ok, I'm running Apache 1.3.27 w/ PHP-4.2.3 on a Pentium Celeron 700 MHz box
with 256 MB of RAM and GOBS of free disk space.  I have Courier-IMAP and
Qmail/Vpopmail running to provide IMAP access to POP3 e-mail via the JAWmail
web-based e-mail client, which is written in PHP.

Everything runs just fine for a few days or a week an then the system
performance degrades when I start checking my e-mail via JAWmail (PHP interface
to IMAP access to POP3 e-mail account).  JAWmail pages will take FOREVER to
load, but they eventually do.

If I restart Apache, performance is restored to levels I expect.  I notice that
Apache uses 10 MB or more.  Here is sample "top" output, sorted by memory usage:

  PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM   TIME COMMAND
 1752 httpd      9   0  9888 9756  5864 S     0.0  3.8   0:03 httpd
 1769 httpd      9   0  9792 9636  5828 S     0.0  3.7   0:02 httpd
 1735 httpd      9   0  9392 9260  5884 S     0.0  3.6   0:02 httpd
 1762 httpd      9   0  9376 9220  5848 S     0.0  3.6   0:01 httpd
 1780 httpd      9   0  9340 9208  5840 S     0.0  3.6   0:01 httpd
 1774 httpd      9   0  9352 9196  5848 S     0.0  3.6   0:02 httpd

When the "Size" numbers get in the 10M or 11M range, then I get the performance
problems more consistently.  

Any ideas on what could be going on or tips on how to troubleshoot this?  

Thanks in advance for your time.

Peace....

Tom

___________________
http://jawmail.org/


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