Server mysql overload

The_cobra666

Verified User
Joined
Jan 6, 2006
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87
Location
Belgium
Sometimes, I see alot of connection's to the apache and mysql and the load way past 15 in 3/4 of the time. Since this is random I don't realy know where to search. I'll post a screenshot of what da looked like when the server was almost not responsive anymore. The memory is also always @ 100 % (512 MB) and the swap file @ 50 % when mysql crashes.

ddos.JPG
 
Last edited:
Just out of curiocity, have you checked if maybe the googlebot (or some other searchengine bot) is busy scanning a site on your server with lots of html pages using a mysql database?
 
Nope not googlebot, there are however some bots from picsearch.com on the site. But that was also before, when we where on a shared server. That worked perfect before, even with 50 bots on it.
 
Usually just restarting apache will drop your numbers significantly.

On RHL/RHEL/CentOS:

# service httpd restart

Jeff
 
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