Manual pages can give you lots of information and references to other commands. Try:-
There are often real-time monitors included, such as nmon or top and there may be others that can be suggested. Are you particularly worried about something? Do you have any symptoms?
can someone tell me a good site to go to in order to learn this. please do not recommen nay books because i dont have interest in that. if you know of any good sites with good straight forward explanation on how to split loads on machines that has excessive loading, please let me know
Also,... (1 Reply)
Hi all,
long time ago I posted something, but now, it is needed again :(
Currently, I am handling with a big NFS Server for more than 200 clients, this sever has to work with 256 NFSDs. Because of this huge amount of NFSDs, there are thousands of small write accesses down to the disk and... (3 Replies)
Hi to all,
I'm interested in finding an introduction about Performance Tuning under Unix (or Linux); can somebody please point me in the right direction?
Best regards (1 Reply)
Sorry,
This is out of scope of this group.But I require the clarification pretty urgently.
My Oracle database is parallely enabled.
Still,in a particular table queries do not work "parallely" always.
How is this? (9 Replies)
Hi,
I need a script which runs in the solaris system and check the system performance eg .CPU usage, and send an alert when an thresold level is
reached.
kindly help me on this. (3 Replies)
Hi All,
In last one week, i have posted many questions in this portal. At last i am succeeded to make my 1st unix script.
following are 2 points where my script is taking tooooo long.
1. Print the total number of records excluding header & footer. I have found that awk 'END{print NR -... (2 Replies)
Dear all,
I have a Local zone , where users feel that performance is not good.
Is it wise to collect the inputs from the local zone rather than taking from the global zone.
And also Can I tune from Global zone , so that it will reflect in local zone.
Rgds
rj (2 Replies)
I have a IBM Power9 server coupled with a NVMe StorWize V7000 GEN3 storage, doing some benchmarks and noticing that single thread I/O (80% Read / 20% Write, common OLTP I/O profile) seems slow.
./xdisk -R0 -r80 -b 8k -M 1 -f /usr1/testing -t60 -OD -V
BS Proc AIO read% IO Flag IO/s ... (8 Replies)
Discussion started by: c3rb3rus
8 Replies
LEARN ABOUT DEBIAN
nmon
NMON(1) User Commands NMON(1)NAME
nmon - systems administrator, tuner, benchmark tool.
DESCRIPTION
This manual page documents briefly the nmon command. This manual page was written for the Debian distribution because the original program
does not have a manual page.
nmon is is a systems administrator, tuner, benchmark tool. It can display the CPU, memory, network, disks (mini graphs or numbers), file
systems, NFS, top processes, resources (Linux version & processors) and on Power micro-partition information.
OPTIONS
nmon follow the usual GNU command line syntax, with long options starting with two dashes (`-'). nmon [-h] [-s <seconds>] [-c <count>] [-f
-d <disks> -t -r <name>] [-x] A summary of options is included below.
-h FULL help information
Interactive-Mode: read startup banner and type: "h" once it is running For Data-Collect-Mode (-f)
-f spreadsheet output format [note: default -s300 -c288]
optional
-s <seconds> between refreshing the screen [default 2]
-c <number> of refreshes [default millions]
-d <disks> to increase the number of disks [default 256]
-t spreadsheet includes top processes
-x capacity planning (15 min for 1 day = -fdt -s 900 -c 96)
AUTHOR
nmon was written by Nigel Griffiths <nag@uk.ibm.com>
This manual page was written by Giuseppe Iuculano <giuseppe@iuculano.it>, for the Debian project (but may be used by others).
nmon August 2009 NMON(1)