On Tue, Oct 26, 1999 at 04:49:24PM +0200, Herbert Wengatz 42850 wrote:
[snip]
> 
> Screensavers are an exceptionally "expensive" way of wasting CPU cycles...

Yes, both CPU and network bandwith hogs...  I was trying to figure out why
I could only get 40Mbit/s thru a fast ethernet the other day, it turns out
an X terminal was running the xmatrix screensaver   ;)
_One_ xmatrix on 1600x1200, that's 60Mbit/s in the drain...

If it's a compute server, you may want to just boot it without X at all,
just to be sure nothing accidentally starts hogging CPU.  Also do a
ps axf to see that only things you need are running.

Normal daemons are not a problem, you can run a lot of standard maintenance
stuff on a PII without ever seeing performance degradation.  But a few
nfsiod threads talking to a dead nfs server will quickly show up.  Making
sure that only the needed stuff can be active is a good idea.  While it
should be obvious and a natural thing to do, it is also something that is
easy to forget.

My 0.02 Euro

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