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Old 09-20-2007, 08:11 AM   #1
stancy.abraham
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Registered: Jun 2007
Location: Bangalore
Distribution: RHEL 7
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Cool Super Slow Systems


hi,

I work as a systems admin in a software firm.
The machines that run on Suse Ent 10 are often very slow

q)How does one increase the speed in these systems ??

a) I have tried the following stunts
--> physical RAM upgrade
--> increase of Swap space


Pls let me know of any other method that can give the "nitro" boost effect to my systems ...


Thanks in advance
 
Old 09-20-2007, 08:26 AM   #2
b0uncer
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SWAP space is relevant only when RAM gets full, so adding SWAP doesn't make much anything except if it's already full too.

Memory upgrade is definitely a good thing.

CPU speed affects the speed of the system as well, and can do a lot too.

Running a graphical X server (graphical desktop instead of a text console) consumes both memory and CPU resources. If they're servers, and you don't explicitly need X (at least all the time), close it and have the machines not use it unless explicitly asked to (via 'startx' for example). This way you'll free resources.

That's pretty much what you can do..the rest is minor tweaks I'm afraid. If the machines feel _really_ slow (what are the specs, by the way?) and are needed in your company to get things done, consider upgrading the hardware..
 
Old 09-20-2007, 09:15 AM   #3
Pearlseattle
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Do you have much disk activity?
 
Old 09-20-2007, 10:41 AM   #4
lord-fu
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What type of drives, what type of configuration are they ran in? What does hdparm say? What is the machine doing when they slow down? More info please.
 
Old 09-24-2007, 04:53 AM   #5
stancy.abraham
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Registered: Jun 2007
Location: Bangalore
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The testing team in my firm does some kinda R&D on the systems...
They work on Suse 9 ent and Suse 10 ent..Incidently its only the Syse 10 Ent systems that become very slow..

physical memory - 512MB
Swap - 2GB
p4 processor

Does it make any difference if I switch the graphical interface from GNOME or KDE or the other way??
Whats the difference between the two ??
The user told me that the system gets slow in putty also but its normal only in telnet mode...
 
Old 09-24-2007, 07:49 AM   #6
lebabyg
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Registered: Mar 2006
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Hi,

512MB of Ram is not a lot!!! Especially if it's a server, i have 2 GB or Ram for my desktop, so i'd suggest adding more Ram. Check the maximum amount that your motherboard supports and upgrade. Also Gnome and KDE are quite resource heavy GUIs and if you're running a server you really don't need them. If I were you I would have a look at Blackbox or XFCE, both are very lightweight and easy to use.....
 
Old 10-04-2007, 05:59 PM   #7
lambchops468
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it should be ok, i think

i run a 2.4GHZ northwood P4, 512 PC2700 RAM, and 1GB Swap.

run vmstat and top on a comp that is running slow, and show us the results. run vmstat more than once.
 
  


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