9 More Discussions You Might Find Interesting
1. Emergency UNIX and Linux Support
Hi,
I would try to find out the load spike of memory utilization in the Servers before 2-3 hours ago., As the alerts are being triggering out by the altering system. I try to find out the utilization via the sar command, but how come I know which user and command is consuming more of memory... (6 Replies)
Discussion started by: gsiva
6 Replies
2. UNIX for Dummies Questions & Answers
We have a single threaded application which is restricted by CPU usage even though there are multiple CPUs on the server, hence leading to significant performance issues. Is it possible to merge / combine multiple CPUs at OS level so it appear as a single CPU for the application? (6 Replies)
Discussion started by: Dissa
6 Replies
3. Red Hat
Got two RHEL servers - one real and one virtual/cloud.
Both run apache web server.
When traffic is applied, CPU seems to go quite high on virtual one (20%) but real is not really affected. Worry is that a further increase in traffic will see a problem.
Experience of RHEL is limited. Whats... (2 Replies)
Discussion started by: psychocandy
2 Replies
4. Red Hat
i have a Intel Quad Core Xeon X3440 (4 x 2.53GHz, 8MB Cache, Hyper Threaded) with 16gig and 1tb harddrive with a 1gb port and my apache is causing my cpu to go up to 100% on all four cores heres my http.config
<IfModule prefork.c>
StartServers 10
MinSpareServers 10
MaxSpareServers 15... (4 Replies)
Discussion started by: awww
4 Replies
5. Solaris
I'm running on Solaris 10, and I have a script that's running on several machines. Basically, what it's doing is:
* tail -f | grep one or more log files into a temp file
* Every minute or so, copy that temp file to a second temp and zero the first
* Sed through the 2nd temp to pull out a user... (2 Replies)
Discussion started by: Rorgg
2 Replies
6. Solaris
Hello Friends,
On one of my Solaris 10 box, CPU usage shows 100% using "sar", "vmstat". However, it has 4 CPUs and prstat and glance are not showing enough processes to justify high CPU utilization.
=========================================================================
$ prstat -a
... (4 Replies)
Discussion started by: mahive
4 Replies
7. Solaris
Hi,
Does anyone know how to check which process has been used the most CPU between certain time period?
say I have noticed CPU spike happend between 1:00 to 1:30
now it is 3:00 o'clock already. Is there anyway to find out what process/PID use the most CPU then?
Thanks a lot (3 Replies)
Discussion started by: uuontario
3 Replies
8. UNIX for Dummies Questions & Answers
hi,
i want to know cpu utilizatiion per process per cpu..for single processor also if multicore in linux ..to use these values in shell script to kill processes exceeding cpu utilization.ps (pcpu) command does not give exact values..top does not give persistant values..psstat,vmstat..does njot... (3 Replies)
Discussion started by: pankajd
3 Replies
9. Solaris
Folks,
I need to find out from the system logs ( or elsewhere ) if the CPU utilization reached say 90% an hour ago from now.
Is there a way out. (2 Replies)
Discussion started by: kavera
2 Replies