Thanks Edit - Forgot to mention, this is a live server with a few hundred users at any one time! Why?Visvanath RatnaweeraTuesday, 29 July 2014, 5:32 PMA couple of thoughts: - Moodle is a heavy application. I've also included a script I wrote that helped me find it. Perhaps I'm finding that out now. Check This Out
Why?Ken TaskThursday, 31 July 2014, 7:24 AMMaybe Apache Config ... Share on Twitter Replace previous answer? I'll report back once I get memcached and/or the updated server running. Also if you needed to update glibc then perhaps you have other pending updates that would go on if you ran yum update CentOS 5 dies in March 2017 - migrate
Is there a limit to the number of nested 'for' loops? Changing the configs for both Apache and PHP could solve the problem by ending processes which are running too long. Now I updated PHP. Results 1 to 14 of 14 Thread: Apache process uses 100% cpu Tweet Thread Tools Show Printable Version Subscribe to this Thread… Search Thread Advanced Search Display Linear Mode Switch
It is interesting that you restarting apache does seem to work. Ubuntu Apache High Cpu Usage I suspect its some part of my code (perhaps some caching routine) that gets caught in a infinite loop. What could be causing this? http://serverfault.com/questions/697669/high-cpu-usage-by-unknown-apache-processes share|improve this answer answered Jul 6 '15 at 22:43 phoenix 101 This is an interesting solution but I can see it taking up more resources than it's worth, given
However the process is still eating up 1 cpu. Mod_status Apache apache-2.2 performance memory php5 central-processing-unit share|improve this question asked Sep 25 '13 at 16:30 Ricardo Giaviti 160237 How much traffic is the system getting? –Shane Madden♦ Sep 25 '13 possibly PHP shell, domain hacking scripts, flood scripts etc. || Web Hosting Blog - Web Hosting security & latest web hosting industry Announcements || Web Hosting Discussion - A Web Hosting If you need more files then please ask and i will try to post them!
If you're using Apache processes with PHP and a whole host of other things just to serve static files, you're wasting resources - do that with something simpler! Related 2Does apache 2.4 have a hard limit on connections somewhere?0Apache starts up with high memory usage. Apache High Cpu Usage Windows Put Varnish in front of apache. Reduce Apache Cpu Usage Why does creating a new account and making it an administrator require system restart?
Turned out it was an old developers code getting stuck in a loop (PHP file)! http://twaproductions.com/cpu-usage/get-cpu-usage-c.html CPU 100% January 30, 2015 6.3k views Hi folks. Here's the mpm_prefork:
cpu apache-http-server share|improve this question asked Jun 7 '14 at 20:46 CBenni 10614 You haven't mentioned what operating system and Apache version are you using. –Cristian Ciupitu Jun 7 Is this definitely in my own code? What's the purpose of the same page tool? http://twaproductions.com/cpu-usage/dos-cpu-usage.html Who woulda thought?
The DB server sits idle most of the time and the total query time for a page is under 1s. Httpd Cpu Usage High The admin account (and any other site-based role) has to create the site-administration menu structure every time you load a page. asked 4 years ago viewed 6695 times active 4 years ago Related 3How to set CPU affinity to a process37How to find the Process ID (PID) of a running terminal program?15How
If it's happening at the same time each time, that's very useful for tracking stuff down. The following guides/tutorials may help, since strace use and output may not be intuitive for the uninitiated: How to use strace - Stack Overflow 7 Strace Examples to Debug the Execution Why didn't the Roman maniple make a comeback in the Renaissance? Usr Sbin Httpd High Cpu My problem is that CPU (all cores) have a high load.
How do you find what part of python code crashes an app via a infinite loop or similar? It is quite possible that just a single user can overload a shared server. Reply Log In to Comment 0 sierracircle January 30, 2015 I have had certain plugins cause similar problems. http://twaproductions.com/cpu-usage/cpu-usage-goes-to-100-xp.html You might want to downgrade to 2.2 until 2.4 bugs are ironed out.
There are a couple smaller built-in scripts that run throughout the day, but they also all exit quickly. By registering you'll gain: - Full Posting Privileges. - Access to Private Messaging. - Optional Email Notification. - Ability to Fully Participate. - And Much More. RHEL 5.5. Does such a thing exist?
I've tried tweaking mpm_prefork with a few variations, but no luck so far. I'd expect it to be lower (unless you've just rebooted or something like that).SWAP: 31MUsed 31MB of how much?*** glibc detected *** /usr/sbin/httpd: double free or corruption (fasttop): 0x00007f5430e36040 ***That could Look through a file and print out specific lines Why Magento 2 is extremely slow? share|improve this answer answered Mar 13 '13 at 22:06 vonbrand 1,0782616 Low PID doesn't necessarily mean it's an old process.
Please let me know. share|improve this answer answered Mar 13 '13 at 18:36 Harry Slaughter 11 Keep in mind that only one child process means that Apache can only serve a single request, My IT folks didn't say exactly what the issue was, but my guess is the VM was attached to some kind of storage array that was optimized for read-heavy applications and Why does Alton Brown call for three types of milks in a recipe?
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