Tagged Questions

2
votes
1answer
151 views

Display CPU usage separately (without root privileges)

I need to display the CPU usage for each processing core on a single shared-memory 12-core (SMP) machine. I don't have access to install htop, else I would simply use that. I don't need fancy graphs ...
0
votes
2answers
831 views

Limit CPU usage / Cores on AIX process?

We have two processes running on an AIX machine, one is Oracle the other is Business Objects. BO takes nearly 100% CPU cycles when running and Oracle is unable to process at an acceptable speed ...
1
vote
1answer
511 views

Record CPU usage then create Excel line chart with “Series” Column

I need to create a line chart to display the cpu usage of each process over time. How do I create the chart with time as the X axis, %CPU as the Y axis, then use the command name to indicate which ...
5
votes
3answers
3k views

How to get I/O usage by process in Unix? [duplicate]

Possible Duplicate: Linux: Is there something similar to "top" for I/O? I am trying to do some CPU intensive operation on a Linux machine and it is showing very high load. I want ...
10
votes
2answers
13k views

What is a CPU tick?

Question: How is a CPU tick calculated and what does it represent? Does a single tick equate to 10 miliseconds thus if some thread reported not called for (5 * 10 ticks = 500 ticks) does this mean ...
22
votes
2answers
10k views

What does load average mean in unix/linux?

If I run uptime, I get something like this: 10:50:30 up 366 days, 23:27, 1 user, load average: 1.27, 2.06, 1.54 What do those numbers on the end mean? The man page tells me it's "the load ...