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2answers
878 views

Huge host CPU usage in idle vmware guest. Ubuntu 10.04 host, Vista SP2 guest

I'm experiencing huge host CPU usage with an idle vmware guest. Host: Ubuntu 10.04 32-bit 2.6.32-24-generic-pae. (Very new install, i.e 24 hours ago) Hardware is Dell XPS M1530 laptop, 4GB ram. ...
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2answers
353 views

Proper acting when a process is consuming 100% time of CPU

On several machines I have a problem with a process that is using 100% time of a CPU. USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND root 85740 100.0 0.2 34668 ...
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2answers
59 views

High Processor Usage

I have a Linode VPS and am getting alerts regarding high CPU usage every few days - a reboot solves the problem - but would rather find the issue. I'm running Ubuntu 12.10 and other than PHP, MySQL ...
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2answers
444 views

Monitor memory and CPU usage per website

The Plesk panel associated with my Linux RHEL5 server reports the CPU, memory and disk space of the server in real time although it's not possible for me to find out which websites are consuming most ...
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2answers
387 views

Apache going straight to 100% mem usage on localhost

I'm running XAMPP on a OS X testing server... I'm the only person sending requests to the server. I've never messed with Apache config before, so I'm kinda without a paddle here. When I start Apache, ...
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2answers
58 views

No cpufreq sub-directory in one of the nodes in our cluster

How do you change the governor from Ondemand to something else ?
4
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1answer
97 views

mongo and app server cpu

The beginning: We are using uwsgi and I decided to switch our configuration to use more workers/processes. Why: We have been seeing a traffic increase lately and in my tests with apache benchmark, ...
2
votes
1answer
25 views

How to trace high CPU Apache process to particular virtualhost

Looking at the output of top I notice that intermittently there are one or two Apache processes consuming a high amount of CPU - anywhere between 50% - 90% The spikes in CPU usage come and go quite ...
1
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1answer
167 views

Taskset not working over a range of cores in isolcpus

To preface I'm using Debian Wheezy with kernel 3.2 on an AMD64 chipset. My machine has two Xeon E5-2690 cores. I set up the boot parameters so that all the cores on one CPU are dedicated to a single ...
1
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1answer
171 views

Apache/PHP Elastic Beanstalk - Track Which Request is CPU Intensive

At certain seemingly random parts of the day, my CPU usage will spike up from ~10% on 1 m1.large to 70% on 4 large servers. This all happens within 20 minutes and stays this way for a few hours and ...
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1answer
423 views

Limit CPU usage by Apache processes

I know there is a nice mod called mod_loadavg, but it seems it doesn't work with Apache 2.2.22. Can you tell me what else should I use ?
1
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1answer
318 views

Mysterious per-session CPU limiting?

TL;DR: CPU-hungry processes are sharing cores on a multi-core server while other cores sit idle, whereas I expect the Linux scheduler to distribute jobs evenly across cores. What could cause this ...
1
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1answer
72 views

CPU spiking in Win2003 server with High NDM activity

We have a Win2003 server, where we receive files through NDM and at any time, we would be receiving 6 files from different sources. The CPU on this server is always > 95%, which causes all the ...
1
vote
1answer
327 views

Debian (Lenny) X2Go Client with 50% CPU

My x2Go Client uses too much cpu power, more than 50% all the time, even when I don't have an open remote session. Does anybody know how to check where the error (?) is located? Thanks
0
votes
1answer
57 views

High CPU usage in RHEL machine

I have RHEL machine that runs postgres-9.1 database. In a particular time, sar output shows as follows: Refer link for snapshot: http://imgur.com/gKcOhOX,vNwTpwC#0 where as %user is high between ...
0
votes
1answer
30 views

Where should I start to try and debug a CPU spike and timeout when logging in to a Moodle site?

apologies for the newbie nature of this question .. I am a web developer though don't have too much experience maintaining servers or debugging and fixing performance issues. I have a Moodle site ...
0
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1answer
68 views

12.04 Migration Process time delay

We have an issue in our server that is the migration process in taking time and also the load in the server is getting high due to that. No LSB modules are available. Distributor ID: Ubuntu ...
0
votes
1answer
31 views

MySQL Process Big

Ok, so I don't know if this is a repeat question so I'm sorry if it is (I couldn't find anything like it after searching =/) My server seems to be running what seems to me a larger than normal mysql ...
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votes
1answer
33 views

How to find out CPU usage of DLLs within an instance of svchost.exe

My Windows Server 2008 R2 should be almost idle, yet it's taking about 12-15% CPU almost all the time. The busy process is an instance of svchost.exe Using SvcHost Process Analyser, I've established ...
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1answer
185 views

Understanding CPU Throttle

kernel /vmlinuz-2.6.32-379.22.1.lve1.2.17.el6.x86_64 ro root=UUID=7cb0b445-0f63-4ef1-ab73-93c114d8ef6c rd_NO_LUKS rd_NO_LVM LANG=en_US.UTF-8 rd_NO_MD SYSFONT=latarcyrheb-sun16 crashkernel=auto ...
0
votes
1answer
470 views

Which Apache parameters responsible for high CPU usage and slower response?

Two dedicated separate servers running with identical configuration of hardware (Dual E5-2620 32GB) in similar environment (CentOS 6.3, Apache+PHP+MySQL) serving similar tasks, but behaving in ...
0
votes
1answer
58 views

High mysql throughput / cpu utilization

Once in a while, our server starts lagging. It always start around 6:00 ( GMT + 1) in the morning and ends around 3 till 4 hours later. We have munin installed and we see a peak in CPU utilization ...
0
votes
1answer
253 views

Apache/Passenger and cpulimit

I run a ruby on rails site that processes email - the email is dumped directly into the web app via a POST from postfix. At times I can get a burst of email coming in causing a prolonged surge in ...
0
votes
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 ...
0
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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
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1answer
205 views

CPU/ memory utilization

WE have a job running very slowly. And I required to produce the analysis of CPU/ memory utilization during that backup.Also need statustics around the database performance for that batch job. How to ...
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votes
1answer
45 views

How to configure Apache so that I can get server resource stats per website / per script

How can Apache be configured so that it will be simple to get server resource stats (CPU, memory) per website (as defined by a separate sites-enabled entry) and / or by script (each .html or .php file ...
-1
votes
1answer
297 views

Cpu usage from top command

How can i get the result like example following. Any command or scripts? Snapshot u1234 3971 1.9 0.0 0 0 ? Z 20:00 0:00 [php] <defunct> u1234 4243 3.8 0.2 64128 43064 ? D 20:00 0:00 ...
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votes
1answer
2k views

High Cpu Usage after MySQL Update (5.1 to 5.5) on CentOS 5.8 (64 Bit)

General Problem: Server load 20.92 (8 CPUs) [it varies from 7 to 40, normally it should be less than 1) Server Specs: Dedicated Server Intel Core i7 (8 Cpus) RAM: 8GB We use WHM and we have about ...
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0answers
29 views

Vmware 5.1 ESX linux host cpu keep climbing overtime

I have Debian lenny with php and mysql, in Vmware 5.1 ESX. Cpu keeps climbing over time. After about 50 days, cpu usage is 100% by apache and mysql but it is climbing day by day. If I restart these ...
2
votes
0answers
212 views

VMware Fusion Ubuntu 12.04 LTS Server - Soft Lockup CPU Stuck

I have a strange Stuck Problem with VMware Fusion and Ubuntu 12.04 as Guest System. On High Loaded process the System stucks with "Soft Lockup CPU Stuck" and i have to reboot the VM...the Same System ...
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0answers
21 views

Monitor CPU utilization for each user

Is there any way to monitor the CPU utilization for each user at regular intervals Currently using the sar command I am able to get the following output: 12:00:01 AM CPU %user %nice ...
1
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0answers
42 views

High CPU interupts when CPU usage is very low

I have a CentOS 6 VM running on Win2012 Hyper-v server. This server has 12 processers, 60GB memory, Raid-5 SSD. There's nothing running on the server yet, but it has very high cpu interrupts, always ...
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0answers
29 views

How to solve problematic cpu load due to encryption when using SFTP on a VM

my company is trying offer a sftp service for a big amount of customers. The serving machine will be on a VM and tests have shown that, with an increasing amount of simultaneous users, the cpu becomes ...
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0answers
32 views

High Mysql CPU usage + high amount of queries

My Root Server is currently warning me that the cpu usage by mysql services is approximatelly higher than 300 % (quad-core) Also the mysql tracking tells me that there are ~2,000 queries per second. ...
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0answers
26 views

Mysqld high CPU load

I have a lindode 8192. web server is Nginx my cpu usage is between 90% and 500% with minimal traffic. (sometimes none) the culprit is mysqld. i've enabled slow query log and that is empty. ...
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0answers
112 views

MySQL service takes a lor of CPU (780%)

I have a web server with MySQL and apache2. Server running a blog engine and normally it works fine. Yesterday (this is the second time) MySQL takes high CPU usage (790%) and the server hangs. The ...
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0answers
91 views

CPU usage rises to 100% in a few minutes on Tomcat web sever

I have an web app running on Tomcat 7 server. The rest of the configuration is: Intel i7 3930 32GB RAM 2x2TB HDD 20TB Bandwidth Debian 6 mysql 5.5.9 I'm using Ganglia for monitoring the load. ...
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0answers
89 views

VPN slow due to xl2tpd utilizes 99-100% CPU

I have a VPN up and working. The problem arises whenever xl2tpd is trafficked. It will continuously build up its CPU usage until it hits 100%. From there on the download speed declines and hovers ...
0
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0answers
66 views

Get an OpenVZ container's cpuload realtime in a bash script

I have a bash script which uses CPU cores rather intensively. Recently my VPS was suspended due to server load. The main reason is a cron job for a bash script which checks for Wordpress plugins and ...
0
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0answers
53 views

log specific process cpu and memory usage by name

I want to log specific process, CPU and Memory usage , for period of time. I prefer to use process name instead of pid, because I don't know when the process execute. For example htop or top has any ...
0
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0answers
98 views

cannot find high load cause

I cannot find high load cause. CPU usage is not high. Maybe disk is causing high i/o, but disk utilization is not that high too. The peaks around 4:30am is backup time and not that important.
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0answers
225 views

ASP classic on IIS7

I have CPU issues with my website. If online more than 1-2 users (small website, not more than 50 users) CPU takes 100%. The process that takes all resources is w3wp.exe - IIS. Can I somehow to ...
0
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0answers
213 views

High CPU usage after adding field to table with 5million rows

LAMP server: Fedora Core release 6 Using phpMyAdmin, I have added a new field to a database table. The datatype is int with a default of 0. This table has approx 5 million rows. Since I submitted ...
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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 ...