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0
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1answer
436 views

How do I troubleshoot high vmstat sy

I have a Solaris server with very high vmstat sy time. What tools can I use to identify which process is causing the high system cpu usage? kthr memory page disk ...
3
votes
1answer
320 views

Getting CPU steal times on Ubuntu 11.4 Virtual Box

I'm trying to check on CPU steal times in a virtual machine. The goal is for me to be able to detect if my app is running in a VM on over-committed hardware. I'm currently just testing, in ...
0
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3answers
749 views

How to know what is consuming the CPU on my Ubuntu Lucid server running in Linode instace?

I've a Lucid 10.04 instance running on Linode which is hosting a simple rails3 app. Now I'm getting several email complaining the CPU usage almost 100%. But I'm not being able to figure out what is ...
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4answers
872 views

Ok to disable DNS Client Service on Windows 2008 Web Server due to high cpu usage?

Occasionally on one of my web servers the svchost.exe runs around 60-80% running the DNS Client Service. This is on a Windows 2008 Web Server machine (patched up all the way) handling around 10M page ...
1
vote
1answer
444 views

400% CPU usage for MySQL? What? What should I do?

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 19857 mysql 20 0 514m 47m 3404 S 386 9.7 4511:45 mysqld 15659 www-data 20 0 205m 11m 4856 S 7 2.3 0:00.67 ...
0
votes
2answers
203 views

Citrix XenApp slowness on ESX 4

I need some help with a some CPU constraint issues( i think) diagnosis. I have a client with a Citrix Xenapp farm (5 desktop servers/9 Application servers) spread accross 12 ESX hosts running ESX4.0. ...
1
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2answers
379 views

SLES guest on HyperV: high CPU usage vs. accurate time keeping

Here is the issue: SLES 10 SP1 guest is running on HyperV. I need accurate timekeeping on this box, so I have applied these kernel parameters (which were proven to work on other identical SLES 10 SP1 ...
0
votes
1answer
1k views

Total CPU Utilization of a Server

How to find total CPU utilization of a server using SNMP ? I am trying to find the CPU utilization % of one server having 64 CPU's ? Thanks.
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2answers
607 views

What is the OID address for getting the CPU loading & physical RAM usage in WinXPsp3 & WinServer2003r2sp2 via SNMP?

I am trying to use snmp to get the usage of CPU & physical RAM from remote PC (WinXPsp3 & WinServer2003r2sp2), after google many hours I did not find any exactly OID address for them. I have ...
1
vote
2answers
114 views

Scaling Python CGI scripts [closed]

I have Apache running on a quad-core Ubuntu server on a 384kbps ADSL. Files are uploaded by users via a web-form and processed by various Python programs running as CGI scripts. Some scripts are CPU ...
0
votes
1answer
144 views

100% Hardware IRQ while PHP just seems to hang for a second

I'm running the FLOW3 Quickstart on a Fedora machine (virtualized on Windows, if that helps). Each and every single request takes about 1.2 seconds to run the most simple example of this framework. I ...
2
votes
2answers
148 views

What does this command do on Linux? It is eating my CPU.

I have a VPS and I am hosting a game site on it. Recently my CPU went to 3000% and memory is going near full. When I checked the processes I found this process eating the CPU: Pid-1571 (Trace) ...
0
votes
0answers
69 views

websites running at high cpu loads and hangs up

I have few websites published on a server. 2 of them are running at very high cpu loads and hags up while running on a particular page. Works fine on local machine its just on one server they are ...
3
votes
2answers
2k views

Java eats %100 cpu up

I got this CentOS server in which a Java WebApp (Tomcat6+Hibernate+MySQL+Struts2) is being run. Usually cpu usage is about 10% but sometimes all of a sudden it goes to 100% and the application ...
1
vote
1answer
518 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 ...
1
vote
2answers
252 views

Making processes lower priority. Niceness isn't seeming to cut it

I run a game server. Every 12 hours or so we have to generate a map of the server for our website. The process takes about 20 minutes and burns the CPU hard the entire time, which lags my game server. ...
0
votes
3answers
106 views

CPU usage messuring?

I have a Windows 2003 cloud server and I did like to checkout the current usage of cpu and memory of 2 applications I have currently running but I am not sure of what would be the right tools to check ...
0
votes
2answers
213 views

How many cpus needed to check a 100 million digit prime number efficiently?

If I had access to potentially large number of CPUs and wanted to quickly check 100 million digit numbers for primality using a map-reduce architecture, how many CPUs would be necessary? Each of the ...
0
votes
1answer
323 views

Scalability problem (Tornado). Can't figure it out, holding up launch

Thanks guys, any ideas/insight are appreciated b/c this is driving me crazy. Problem: Only about 3 or 4 users can use the server simultaneously before app grinds to a halt. Currently we see massive ...
3
votes
1answer
341 views

Truecrypt - disk stops reading/writing with regular intervals (Ubuntu)

I am running Ubuntu Lucid with a raid0 setup Intel Xeon X3440 - 4x (2x 2.9GHz) 16GB RAM I got a 1.9TB truecrypt7.0 file container with AES located in my /home (where raid is). When testing ...
2
votes
1answer
248 views

SQL Server 2000 HIGH CPU Usage with BusinessObjects reports (unsolvable?)

I have one of those weird questions, those ones that are nearly unsolvable (the only way to really solve them is to throw out the technology and buy new ones). I've had a number of experts (about 10 ...
0
votes
1answer
173 views

CPU & Memory Usage Log & Performance

I want to have an idea of the amount of CPU and memory that is being used. I have a website hosted using IIS, and have clients connecting to it. I want to find out the amount of load that the CPU, RAM ...
3
votes
1answer
4k views

Erratic CPU usage by mscorsvw.exe (.NET Runtime Optimisation Service)

I have a Server 2008 R2 Terminal Server that's just been kinda sitting around for the last three months with very, very low usage (perhaps 1 user for an hour, once a day). All of a sudden, for no ...
2
votes
1answer
503 views

Passenger - “Auto-kill” rogue processes?

I'm running a Ruby on Rails application with Passenger + Apache. There's also a perl mailing list server (Sympa) running with mod_perl. I have root and sh access to the server (an Ubuntu machine). ...
1
vote
1answer
203 views

Java doesn't seem to utilize more than two cpus

In my current setup (debian squeeze x64, 6 cpus) neither java nor apache seem to utilitze the full potential of the server. The munin monitoring shows cpu usage never exceeds the 200% mark. We ran ...
1
vote
1answer
298 views

Is it normal for CPU Usage and System Idle Process not to match?

This is on (an old) single-core a Win2003 box. I noticed that, under Task Manager>Performance, CPU usage was topping out at 80% but under Processes the Idle process is showing around 60-70%, with ...
2
votes
2answers
4k views

High “System” process cpu usage on windows server 2008 r2

Our setup is VMWare Esxi system, running on a dual quad core server with 32gb of RAM. It has 4 VM's running on it, and one of them, our file server, ie experiencing high cpu usage for the 'system' ...
0
votes
2answers
697 views

bash script while true + sleep 24 hours + single command VS Cron

Is it a good practice to have a bash script in a VPS with the following skeleton: #!/bin/bash while true; do /path/to/other-bash-script-that-does-stuff.sh sleep 24h done This is to avoid ...
1
vote
1answer
662 views

CPU is very spikey and erratic, network latency. Windows Server 2003

Something is making my server go crazy. First it was just the network had some bad latency, then I noticed it was on the server, not the network. I thought it to be HDD related but I am not sure. It ...
0
votes
1answer
178 views

Windows 2000 Domain Controller CPU running at 100%

We are running a Windows 2000 Server as a domain controller and file server. 2 weeks ago, the machine was running fine. Then, after a power-outage and a restart, the machine became sluggish and ...
0
votes
1answer
659 views

uWSGI touch-reload feature not working with 100% CPU

On my development box, I have configured uWSGI to reload every time a file gets touched (using the --touch-reload command line argument). When I specify a non-existent file, I get a warning in the ...
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votes
4answers
1k views

Random high CPU usage on Linux using Apache

I've recently had a bit of a strange problem with my web server. Over the last day or so the site seems to be slowing down somewhat at random intervals, we don't seem to be experiencing any major ...
3
votes
2answers
244 views

Load average at 1, even though I've stopped all services!

I have a virtual server running Debian 5 where any action is very slow (like password verification when logging in via SSH or doing su). I checked the load average, which is hovering around 1-2. Then ...
2
votes
2answers
2k views

Windows 2003/2008 terminal server, Application using 95-100% CPU when crashed, auto kill process?

We are currently hosting two terminal servers for our users to connect to via Citrix Metaframe. One of the applications we host there is an inhouse application that was programmed a long time ago, ...
1
vote
1answer
627 views

w3wp.exe using 50% CPU time when website is not doing anything

I've got a Windows Server 2008 running IIS 7 with a number of different website each with there own application pool. Occasionally each one of these sites will fire up a w3wp.exe process when nobody ...
0
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2answers
1k views

IIS7: How to handle application pools which uses too much memory or CPU?

How to handle application pools which uses too much memory or CPU? I would like to have possibility to select for how much time application pool is using certain amount of memory or cpu (or both) ...
0
votes
1answer
318 views

Top command, system column

I'm not great with linux, but I do enjoy the limited exposure I have. We use a virtualised red hat server for software development, and one of the things I have to do is check who's hogging the CPU ...
0
votes
2answers
603 views

Dual CPU Intel Xeon E5620 OR Single CPU Intel Core i7 980X

We are setting up a Windows 2008 Server to serve as NAT/VPN access server for our local network. Previous server we used for NAT/VPN was an Intel X3440 (single cpu) , during peak hours CPU usage was ...
0
votes
1answer
2k views

Kill w3wp.exe if it is working on 100% cpu over a period of time

Im running a ASP.NET website on Windows 2008 and IIS7. From time to time my w3wp.exe start spiking into 100% CPU, and the website hangs. I have not found the reason for this, but that is irrelevant ...
2
votes
5answers
395 views

Does Overclocking Anything Shorten It's Life? [closed]

From a business standpoint... If intel could take a 3.0 GHz CPU, and overclock it to 4.0 GHz - whilst still covering their warranty they would do so. It's absolutely free and makes the chip perceived ...
0
votes
2answers
72 views

finding out heat generated due to applications

One of my server is heavily heated randomly.There are a couple of applications running on it. Is there some way I can track which application is generating more heat or consuming more CPU cycles.
0
votes
2answers
358 views

Linux: CPU usage artificially capped somehow?

This is the CPU usage graph of a server: It seems that the CPU usage reached a hard limit at 24. This is a 32-core server so it should be able to go beyond 24 with ease. But that's not the case. ...
0
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4answers
873 views

MySQL server CPU usage shot up for no apparent reason. Any idea why?

I have a server dedicated to MySQL. In the middle of the night its CPU usage just shot up for no apparent reason. Here're the graphs: As you can see CPU usage just shot up at Fri 3:30am. Most of ...
0
votes
2answers
71 views

throw memory to a process

I have a process that inserts 10 million records into a mysql db and is running on a linux box with (4 * 2.13GHz processors + 4 gigs of Memory ). Right now it takes ~2 hours to complete and I'm not ...
6
votes
5answers
1k views

SQL Server suddenly using only a small portion of CPU

We've got a Windows 2008 R2 server running SQL Server 2008. All of a sudden, the SQLServer process is refusing to go above 20% CPU usage. As of last week, when running a heavy query against the db it ...
3
votes
2answers
1k views

Dual Quad Core Xeon CPU but still high load

I have a dedicated server with following specs: Two Intel Xeon-Harpertown 5430-Quadcore[2.66 Ghz] 4GB DDRII RAM 500GB SATAII HD CentOS 5.5 64-bit Problem is that even with such specs MySQL still ...
0
votes
2answers
594 views

Daily CPU and memory statistics on Windows server

I have a Windows Server 2008 R2 machine which gets very high CPU and memory load in certain periods of the day. I need an application that creates a 24h log with the CPU and memory usage. I tried to ...
4
votes
1answer
461 views

How is load average related to CPU utilization?

I am facing a load average of > 3 since past 2 days. The CPU utilization is never above 40 % in all cases. Here are some screenshots of Server Density monitoring tool that I use. The process ...
0
votes
1answer
101 views

Unusual CPU usage on SQL 2005 Mirror

We are running a mirror on SQL Server 2005 SP2 Enterprise edition for a few databases. These are running on VMWare with Server 2008 R2. On the mirror server, I see the CPU go up to 50% for about a ...
1
vote
1answer
1k views

High MySQL CPU usage but no heavy query

When I run "top" command on my Linux it shows that MySQL is taking 400%-500% CPU usage. But when I run "watch mysqladmin pr" command to see a list of queries being run by MySQL then it shows just 2, 3 ...