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Operating Systems
AIX
CPU performance
Post 302988985 by zaxxon on Friday 6th of January 2017 03:51:12 AM
01-06-2017
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9 More Discussions You Might Find Interesting
1. AIX
Hello everybody.
I have a problem with my AIX 5.3. Recently my unix shows a high cpu utilization with sar or topas.
I need to find what I have to do to solve this problem, in fact, I don't know what is my problem.
I had the same problem with another AIX 5.3 running the same... (2 Replies)
Discussion started by: wilder.mellotto
2 Replies
2. News, Links, Events and Announcements
About 4 years ago I wrote this tool inspired by Rob Urban's collect tool for DEC's Tru64 Unix. What makes this tool as different as collect was in its day is its ability to run at a low overhead and collect tons of stuff. I've expanded the general concept and even include data not available in... (0 Replies)
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3. 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
4. Solaris
Hi All,
While creating zone we will mention min and max cpu cores, like
add dedicated-cpu
set ncpus=NUM_CPUS_MIN-NUM_CPUS_MAX
end
Ques1:
Suppose thing that non global zone uses only minimum cores at particular time What the other cores will do, Will it shared to global zone?
Ques:2... (1 Reply)
Discussion started by: vijaysachin
1 Replies
5. HP-UX
There might be some problem with my server,
because every morning at 7, it's performance become bad with no DB extra deadlock.
But I just couldn't figure it out.
Please give me some advise, thanks a lot...
According to the CPU performace chart, Daily CPU loading Maximum: 42 %, Average:36%.
... (8 Replies)
Discussion started by: GreenShery
8 Replies
6. SCO
hi
We have migrated SCO 5.0.6 into ESX4, but the VM eats 100% of the virtual CPU.
Here is top print from the SCO VM:
last pid: 16773; load averages: 1.68, 1.25, 0.98 02:08:41
79 processes: 75 sleeping, 2 running, 1 zombie, 1 onproc
CPU states: 0.0% idle, 17.0% user,... (7 Replies)
Discussion started by: ccc
7 Replies
7. HP-UX
We have a DB server which is constantly utilised above 95% above.
This is becoming nuisance when the monitoring team frequently calls to check on it. Frankly I do not know what to tweak or even interpret the outputs.
I noticed constant 30 to 60% in wio column of the cpu utilisation.
There... (1 Reply)
Discussion started by: sundar63
1 Replies
8. Shell Programming and Scripting
I want to write a shell script which will print AIX
CPU utilization
memory utilization
every 5 mins redirect to file. How do i do it? Please advise.
Which commands I should use? (3 Replies)
Discussion started by: vegasluxor
3 Replies
9. Solaris
Hi all,
Been reading a lot of the cpu load and its "analogy of it to car traffic path of expressway"
From wiki
Most UNIX systems count only processes in the running (on CPU) or runnable (waiting for CPU) states. However, Linux also includes processes in uninterruptible sleep states... (13 Replies)
Discussion started by: javanoob
13 Replies
LEARN ABOUT DEBIAN
aio
AIO(4) BSD Kernel Interfaces Manual AIO(4) NAME
aio -- asynchronous I/O SYNOPSIS
To link into the kernel: options VFS_AIO To load as a kernel loadable module: kldload aio DESCRIPTION
The aio facility provides system calls for asynchronous I/O. It is available both as a kernel option for static inclusion and as a dynamic kernel module. SEE ALSO
aio_cancel(2), aio_error(2), aio_read(2), aio_return(2), aio_suspend(2), aio_waitcomplete(2), aio_write(2), lio_listio(2), config(8), kldload(8), kldunload(8) HISTORY
The aio facility appeared as a kernel option in FreeBSD 3.0. The aio kernel module appeared in FreeBSD 5.0. BSD
October 24, 2002 BSD