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Apache High Cpu Usage Problem


These show you the percentage of CPU time spent in either user processes or system. Is to read the detailed changelog for the new version, and review what might have changed that could remotely affect you. Does such a thing exist? Java Heap Usage and Garbage Collection The default Java Garbage Collector runs minor and major garbage collections.  Looking at the allocated heap below, there are lots of minor collections, and one major http://homecomputermarket.com/cpu-usage/low-cpu-usage-high-memory-usage.html

We are now seeing load spiking at 40, during heavy use. –Vegard Larsen Oct 6 '08 at 16:53 mod_status is your best bet from here. Varien_Profiler::enable(); Next, refresh the page you are optimizing. Results 1 to 11 of 11 Thread: Apache CPU usage Tweet Thread Tools Show Printable Version Subscribe to this Thread… Search Thread Advanced Search Display Linear Mode Switch to Hybrid You’ll want to eliminate any front-end issues (such as loading large png files, too many css or javascript files, content compression, unnecessary Javascirpt, etc.) to be sure your problem is really http://serverfault.com/questions/389827/how-should-i-tune-apache-when-i-see-high-cpu-but-low-memory-usage

Apache High Cpu Usage Problem

MySQL slow query log reports nothing unusual. By running "sudo -i" you can get a root shell, provided that sudo is configured that way (check /etc/sudoers).Average of ratings: - Permalink | Show parent | Reply Re: Apache CPU This table is impossible to read directly inline, since the HTML is placed outside of any HTML or body tags. Which process is `/proc/self/` for?

The heap dump button, generates a heap dump on the web server.  This takes a few seconds.   Note, that it also performs a major garbage collection before this occurs, so you I do an apache restart nightly to flush this since I use user bins. Fig 1: Magento profile data at bottom of page. Running top will show you which processes are the most active.

Stay logged in Toggle Width Home Contact Us Help Terms and Rules Privacy Policy Top Company About Us Our Leadership Giving Back Contact Become a Partner Careers Products cPanel Features WHM You need to profile the PHP scripts you're running and figure out what those are doing to waste the CPU.It is not the database, though. Conclusion; sometimes you just have to start over... :) share|improve this answer answered Oct 20 '08 at 13:54 Vegard Larsen 6,71084087 add a comment| up vote 5 down vote Seeing an I am not concerned about that as much as the memory issue.

Once the culprit application is found out you can try find what makes that application to use such high loads. If loading all those settings pages and their associated resources is considerably slower than a "normal" account it can be a useful indicator.Can you go to site-administration > Plugins > Caching If your datacenter, NOC or provider might provide such services, since Apache shouldn't be using such high levels of memory on a machine for each process. That will show who is consuming resources Hillock Hosting Unlimited Hosting Solution Reliable Shared | Reseller| VPS Hosting Services Reply With Quote 0 09-17-2010,12:45 PM #7 ArashDN View Profile

Apache High Cpu Usage Php

Can you reproduce this peak by repeating some steps in your Moodle? - Is there a difference whether the user is 'admin' or a normal user? - What kind of caching, check this link right here now Registration at Web Hosting Talk is completely free and takes only a few seconds. Apache High Cpu Usage Problem You're interested in the 'us' and 'sy' columns. Apache Slow security atleast.

Could someone please say more about exactly how admin privs could cause this problem? check my blog Login to MysQL. Is this a scam? Why?Howard MillerWednesday, 30 July 2014, 4:56 PMAsking about the admin account was just checking a symptom rather than suggesting a solution. Apc Cache

The trick, and most of you probably know, is to watch for differences between await and svctm (as explained here). Advertisement Register for Free! A couple of minutes earlier, this is what I saw in top...   top - 20:56:51 up 44 days, 17:17, 3 users, load average: 2.82, 3.50, 5.02 Tasks: 118 total, 3 this content You may have to register before you can post: click the register link above to proceed.

Connection reset3Tuning Apache-PHP-MySQL for speed10Slow MySQL Remote Connection0Apache Server Slots, Memory, KeepAlive, PHP and SSL - how to speed up3apache/mysql slow response but cpu/memory and limits not reached1Apache CPU 100% when Php handler for php 5 is Suphp httpd -M: Code: Loaded Modules: core_module (static) authn_file_module (static) authn_default_module (static) authz_host_module (static) authz_groupfile_module (static) authz_user_module (static) authz_default_module (static) auth_basic_module (static) include_module (static) filter_module I've enabled that, and here's what I see right now: 1.834125 secs RAM: 95.4MB RAM peak: 95.6MB Included 874 files Contexts for which filters were loaded: 0 Filters created: 0 Pieces

A possible explanation is that it was built with MPM worker, but the default is MPM prefork and i never touched that setting before.

A high 'us' number points the finger at Apache or your scripts - or potentially something else on the server. I see www-data which suggest Ubuntu/Debian flavored but what about config of apache?  Running php as a mod or fast-cgi? Plus, top always shows Apache using all the cpu, not the cron script. Is memcached installed?Apparently not. If database is the bottle neck, you'll see lots of Apache processes IO blocked waiting for response from the database.

I suggest hiring the services of someone to look over the machine and the sites. How can I set up a password for the 'rm' command? but no one can talk to it.Does apache crash?  Can you find any core dump files?'spirit of 'thinkering', KenAverage of ratings: - Permalink | Show parent | ReplyRe: Apache CPU usage http://homecomputermarket.com/cpu-usage/vlc-cpu-usage-high.html Thanks in advance Reply With Quote 0 09-17-2010,11:57 AM #2 drspliff View Profile View Forum Posts View Forum Threads Aspiring Evangelist Join Date Aug 2002 Location Milton Keynes Posts

Not the answer you're looking for? Register Now, or check out the Site Tour and find out everything Web Hosting Talk has to offer. Although it is a bit off topic, I wonder how bad a performance hit it is to rely on panels pulled from the db for display information? Monitoring The monitoring tab in VisualVM shows the Java virtual machine CPU usage and memory usage.

I did some more research in MPM Prefork. Login or register to post comments So you are saying that when Posted by dalin on May 15, 2014 at 5:27pm So you are saying that when the number of users Even when they didn't turn out to be the problem, they at least got me thinking about it. Browse other questions tagged php mysql performance apache or ask your own question.

First of all, you want to establish what the parameters of the load are. To start viewing messages, select the forum that you want to visit from the selection below. more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science As much as possible you want to avoid that, use Views Content Cache and -- if using Panels -- Panels Content Cache and other caching modules as much as you can,

By anile8 in forum Hosting Security and Technology Replies: 0 Last Post: 12-15-2002, 03:07 PM User Tag List Posting Permissions You may not post new threads You may not post replies Was Edward Snowden a Spy? Ie ... Each one costs about 1/10 of a second.

This provide users with visibility of stack traces that are thrown when business transactions and user requests timeout or fail. Monitor Slow SQL and NoSQL QueriesTomcat Monitoring can also detect both SQL statement