RE: [cobalt-users] Server slowing down...... FIXED

["Neil Stringer" <neil@xxxxxxxxxxxxxxx>]

Get the from Gerald at http://www.raqware.com

> -----Original Message-----
> From: cobalt-users-admin@xxxxxxxxxxxxxxx 
> [mailto:cobalt-users-admin@xxxxxxxxxxxxxxx] On Behalf Of Paul Donovan
> Sent: 22 March 2003 05:23
> To: cobalt-users@xxxxxxxxxxxxxxx
> Subject: [cobalt-users] Server slowing down...... FIXED
> 
> 
> Hi All,
> 
> The discussion about the CPU getting busy, and things going weird.  I 
> solved it on my RAQ4i today.
> 
> I noticed the temperature had risen since yesterday from 58 to 67 
> degrees.  So I rushed down to my COLO and took a look and found that 
> both cooling fans were bad, one was stopped and the other was running 
> rough.  I cracked open the case, pulled out the cooling fans and left 
> the cover open while I ran to the local store to get replacements.  I 
> couldn't find 3.5 cm cooling fans so bought two 4cm fans and 
> wire-wrapped them on the back of the server over the holes.  While 
> the cover was off the temperature went down to 45 degrees.  Once I 
> got the fans working and the cover on the temperature has dropped to 
> about 30 degrees.
> 
> What is even more interesting is the fact that with the drop in the 
> temperature the CPU load went from a high of about .5 to .6 down to 
> .33 and last I checked was running at .2 .  And I am following the 
> traffic flow through my port at the COLO and my traffic has also 
> dropped considerably.
> 
> I appears that the higher temperatures was creating higher CPU 
> activities which created higher temperatures which .....  And that 
> seems to be the reason that services were shutting down, and the 
> server was locking up.
> 
> I'm monitoring the server for a few days but hope that I've solved 
> the problem.  Two $8 cooling fans did the job.  I'd still like to 
> find the proper size ones and get them installed inside.  But for now 
> I've got a 'cool' server and things aren't crashing.
> 
> Hope this is of help to those with similar issues.
> 
> Paul Donovan
> -- 
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