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Cpu Usage Top Vs Ps

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asked 4 years ago viewed 6324 times active 1 year ago Visit Chat Related 9individual cpu % in 'top' output2Understanding top output in Linux4Difference between nice value and priority in the I have seen your contribution to it, though. Why does creating a new account and making it an administrator require system restart? “Sbarcare da un ascensore” è gergo tecnico oppure viene usato anche nel linguaggio comune? Please enter a title. have a peek at this web-site

This site is not affiliated with Linus Torvalds or The Open Group in any way. Which process is `/proc/self/` for? While doing some QA review of my KM I found something disturbing.(This is in an HP-UX environment. )The value for total CPU utilization (in percent) reported by ps does not match pu_time = total time process has been using the CPU. ;; Seconds process has been running: seconds = uptime - ps_time ;; Usage: cpu_usage = pu_time * 1000 / seconds print:

Ps Show Cpu Usage

Thank you Facundo. As in the example above. As pointed out by grim76: "Top is not necessarily more accurate." devUnix View Public Profile View LQ Blog View Review Entries View HCL Entries View LQ Wiki Contributions Visit devUnix's Iteration can replace Recursion?

Is there any indication in the books that Lupin was in love with Tonks? Is the ps command somehow averaging the cpu usage? Victorian Ship Weighing 'sudo' is not installed, I can't install it, and it asks if I am root more hot questions question feed about us tour help blog chat data legal How To Check Which Process Is Using More Cpu In Linux devUnix View Public Profile View LQ Blog View Review Entries View HCL Entries View LQ Wiki Contributions Visit devUnix's homepage!

You can use --sort c at the end of a ps command e.g. Ps Pcpu This is what ps man pages say - "CPU utilization of process or thread, incremented each time the system clock ticks and the process or thread is found to be running. The answer says a lot about CPU utilization over the lifetime of the process. The time now is 12:35 PM. - Contact Us - UNIX & Linux - unix commands, linux commands, linux server, linux ubuntu, shell script, linux distros. - Advertising - Top

Could you post the output of ps and top for the command in question so we can have a look? –terdon Sep 10 '13 at 13:18 @terdon I updated Ps Aux Sort By Cpu Coprimes up to N Is there any indication in the books that Lupin was in love with Tonks? 3% personal loan online. And, guess you know, but you can also do: top -p Edit: as to your comment on other answer; "Hmm yeah i Wonder how to get that (the instant CPU After dealing with Red Hat support it came down to the way the ps and top read the /proc/pid/ files to determine the utilization, they determine it in a different way.

Ps Pcpu

Where does metadata go when you save a file? unique stamp per SSH login How do I prevent flight in a cyberpunk future? Ps Show Cpu Usage linux debian process monitoring ps share|improve this question asked Mar 6 '14 at 12:38 digital_infinity 59039 3 Maybe 99 is the maximum value that ps -ef could display ? –digital_infinity Linux Cpu Usage Per Process When ps calculates CPU usage it uses two files: /proc/uptime The uptime of the system (seconds), and the amount of time spent in idle process (seconds). /proc/[PID]/stat Status information about the

Output formats differ as well. http://twaproductions.com/cpu-usage/dos-cpu-usage.html devUnix View Public Profile View LQ Blog View Review Entries View HCL Entries View LQ Wiki Contributions Visit devUnix's homepage! Reverse order of the list by adding a minus to the field code used to sort e.g. Thanks a lot gurus Remove advertisements Sponsored Links wakatana View Public Profile Find all posts by wakatana « Previous Thread | Next Thread » Thread Tools Show Printable Version Email this Linux Get Cpu Usage Of Process

Browse other questions tagged linux top ps or ask your own question. Trouble with hogps.sh p gramp Feb 14, 2003 12:41 AM (in response to Diane Graves) Trouble with utilities like hogps.sh is the type of CPU hogs they show. Can utter be substituted infinite, when describing love? http://twaproductions.com/cpu-usage/get-cpu-usage-c.html Lithium Battery Protection Circuit - Why are there two MOSFETs in series, reversed?

this is indeed what cpuhogs.psl does - calling hogps.sh twice with a ~30 second delay between. How To Check Cpu Utilization In Unix For A Process Currently, it is the CPU time used divided by the time the process has been running (cputime/realtime ratio), expressed as a percentage. Ss Aug25 509:25 /usr/local/maui/sbin/maui linux top ps share|improve this question edited Sep 11 '13 at 13:19 terdon 34.4k663103 asked Sep 10 '13 at 12:40 TTT 1418 You mean ps

Think of it like this: At any given moment a process either uses the CPU or not.

Delete new kernels /boot full Word that means "to fill the air with a bad smell"? Show 10 replies 1. In addition each process has its own sub folder /proc// where process specific data is stored. Ps -ef Output Explanation But in another terminal, top shows the cup usage keeps changing between 1xx to 2xx.

How do you remove a fishhook from a human? Sl Feb21 28289:48 ZServer -server -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=./log $ ps -ef | head -1 UID PID PPID C STIME TTY TIME CMD $ ps -ef | grep 32473 user 32473 32472 99 Which values do I believe? have a peek here Get size of std::array without an instance more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology

say you want to monitor the average CPU load of plugin-container in Firefox while doing some Firefox-related task. I hope it gets you in the right direction, sorry I couldn't be of more help but I'll keep doing some googling to see if I can track it down. I have read all what I have found, but still unclear many questions. ps aux --sort -c share|improve this answer edited May 29 '14 at 12:54 Anthon 48.8k1464128 answered May 29 '14 at 12:10 Cian D 311 add a comment| up vote 1 down

Find More Posts by devUnix 05-16-2012, 10:18 AM #8 pan64 LQ Guru Registered: Mar 2012 Location: Hungary Distribution: debian i686 (solaris) Posts: 8,165 Rep: top -b -n 1 will the ps command's C is not equivalent. On my system the information is on the 8th line and 9th column hence I do: top -p $PID -n1 | awk '{if (NR ==8) print $9 }' –phil_w Apr 13 Man page FTW.

The higher average means the real higher load. Is there a limit to the number of nested 'for' loops? Find More Posts by devUnix Thread Tools Show Printable Version Email this Page Search this Thread Advanced Search Posting Rules You may not post new threads You may not post