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lisuiheng

Member

Registered: 2017-08-13

Posts: 3

How to find the reason for CPU keep usage low on application start

I run the java program start, CPU should keep high usage and run faster.
But it just keep usage low for a few seconds.
Then turn high usage and start success.
http://13.124.115.221:82/lowused.png

Last edited by jasonwryan (2017-08-19 09:50:38)

fukawi2

Ex-Administratorino

From: .vic.au

Registered: 2007-09-28

Posts: 6,238

Website

Re: How to find the reason for CPU keep usage low on application start

Use strace to see what the program is doing as part of it's initialisation?

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jasonwryan

Anarchist

From: .nz

Registered: 2009-05-09

Posts: 30,426

Website

Re: How to find the reason for CPU keep usage low on application start

Read the Code of Conduct and only post thumbnails http://wiki.archlinux.org/index.php/Cod … s_and_code

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