04-01-2014
Unfortunately, to monitor suspicious load... you will have to write your own tool... using perhaps vmstat, iostat, and sar then using cron to run say every 15 minutes... then with time you will have to ajust either execution time or what is monitored...
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1. AIX
after a long period of running, the network application's CPU load in our syst em increase slowly, the failed at the end. we use "truss" tool to trace the process, found that it processes something like "semop" ,"semctl","thread_waitlock","kread" kernel call . The trace log file looks like the... (0 Replies)
Discussion started by: Frank2004
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2. UNIX for Advanced & Expert Users
Hi,
I am seeing very high kernel usage and very high load averages on my system (Although we are not loading much data to our database). Here is the output of top...does anyone know what i should be looking at?
Thanks,
Lorraine
last pid: 13144; load averages: 22.32, 19.81, 16.78 ... (4 Replies)
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3. HP-UX
Hi All.
In my production server the load is very high.
normally it used to be less than 1,but now it is more than 5.
I am new to unix all together.
I want to know what is the reason behind high load.
and if it is high what is the impact? (4 Replies)
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Hi Buddies,
Thanx for reading my first post...
After googling a lot and searching so many forums I am feeling down a bit...
Please don't mind my ignorence, and my grammer ... :)
My server is running RHEL 2.6.9-5.EL. The cpu load is going higher than roof, almost 100 sometimes.
I am... (2 Replies)
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How to determine what is causing high load average in a system? (3 Replies)
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6. UNIX for Advanced & Expert Users
I'm not sure if this belong in dummies or advanced so I made my best guess. Go easy on me if I get it wrong.
I'm trying to determine what a high load for my system is. I run a php/mysql web server with a dedicated host. The host has a Intel Xeon 3110 (Dual Core) processor.
Our load seems to... (5 Replies)
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Hi folks,
(Sorry I don't know what its technology is termed exactly. High Availability OR load balancing)
What I'm going to explore is as follows:-
For example, on Physical Servers;
Server-1 - LAMP, a working server
Server-2 - LAMP, for redundancy
While Server-1 is working all... (3 Replies)
Discussion started by: satimis
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8. 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)
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Hi all, hope you can help me. I'm getting high load average and can't find a reason for this, please share your inputs.
load average: 7.78, 7.50, 7.31
Tasks: 330 total, 1 running, 329 sleeping, 0 stopped, 0 zombie
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UHUB(1) General Commands Manual UHUB(1)
NAME
uhub - a high performance ADC peer-to-peer hub
SYNOPSIS
uhub [options]
DESCRIPTION
uHub is a high performance peer-to-peer hub for the ADC network. Its low memory footprint allows it to handle several thousand users on
high-end servers, or a small private hub on embedded hardware.
OPTIONS
-v Verbose mode, add more -v's for higher verbosity.
-q Quiet mode, if quiet mode is enabled no output or logs are made.
-f Fork uhub to background in order to run it as a daemon.
-l logfile
Log messages to the given logfile (default: stderr)
-L Log messages to syslog.
-c config
Specify configuration file (default: /etc/uhub/uhub.conf)
-C Check configuration files and return. Will print either
-s Show all configuration parameters. In a format that is compatible with the configuration files.
-S Show all non-default configuration parameters.
-h Show the help message.
-u user
Drop privileges and run as the given user.
-g group
Drop privileges and run with the given group permissions.
-V Show the version number
EXAMPLES
To run uhub as a daemon, and log to a file:
uhub -f -l /var/log/uhub/uhub.log
AUTHOR
This program was written by Jan Vidar Krey <janvidar@extatic.org>
BUG REPORTS
If you find a bug in uhub please report it to http://bugs.extatic.org/
March 2009 UHUB(1)