0
votes
1answer
75 views

High CPU usage in RHEL machine

I have RHEL machine that runs postgres-9.1 database. In a particular time, sar output shows as follows: Refer link for snapshot: http://imgur.com/gKcOhOX,vNwTpwC#0 where as %user is high between ...
4
votes
4answers
2k views

CentOS - High CPU Usage at a particular time in the night

I have a CentOS-5 server that has very little load. A typical output of "sar" command shows like this: 02:20:01 PM CPU %user %nice %system %iowait %steal %idle 02:30:01 PM ...
0
votes
1answer
674 views

SAR statistics on CPU usage

i have Ubuntu server with 2 processors. top command show that mysql eats up to 195%. sar shows the following: 08:30:59 AM CPU %user %nice %system %iowait %steal %idle 08:31:00 ...
1
vote
1answer
664 views

top command indicates a different cpu usage than sar command

In my CentOS server, when I check the resources with sar command, user cpu usage is around %15 while in top command the sole 'java' process uses like %99 of cpu. sometimes it's even goes further than ...