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High "mapped file" memory usage Windows 10

Posted: Wed Nov 11, 2015 7:47 am
by jbrizz
I'm seeing very high "mapped file" memory usage in Windows 10.

Attached screenshots are showing the bluray remux I'm downloading taking up most of my RAM, the only process accessing this file is Deluge.

I'm running deluged-debug and delugeweb-debug as services (using nssm) as the system account.

Can reproduce on 1.3.12.

I would log this as a bug on trac, but the captcha is broken, even if the numbers are 100% clear it will not accept them.

Re: High "mapped file" memory usage Windows 10

Posted: Wed Nov 11, 2015 11:39 am
by Cas
What is your cache size and have you tried these suggestions:

https://superuser.com/questions/472432/ ... win7-64bit

Re: High "mapped file" memory usage Windows 10

Posted: Wed Nov 11, 2015 2:05 pm
by thepace
ur main issue is that ur ram is full. i just tested downloading 32GB remux on windows 10 with ~9MBs dl speed witch is much higher than on ur screenshot. ram usage got higher in range of 100-200MB, and went down moment i stopped download.

u either set cache size to ridiculously high value witch actually hurts ur speed ( this is from experience on gbit server with and without ssd) OR runing deluge as service on windows 10 makes problem OR something else on ur system is causing increased ram usage. u can eliminate problems one by one to see where problem lies.

if runing as service is a problem im giving u my bat file that u just add to startup dir and deluged will run on reboot everytime:

cd "c:\Program Files (x86)\Deluge"
start deluged

edIt: whatever is the cause it doesnt explain that ram usage, it should never tell u that ram is full with that much ram u have, cached memory part should occupy ur ram but resource monitor should mark it as free

Re: High "mapped file" memory usage Windows 10

Posted: Wed Nov 11, 2015 5:33 pm
by jbrizz
Cache settings are default.

I know about the dynamic cache service (use it at work), but should I have to? This problem usually seems to be caused by a misbehaving application.

Could behaviour be different running as the system account?

Re: High "mapped file" memory usage Windows 10

Posted: Thu Nov 12, 2015 9:01 am
by jbrizz
This bug has been reported before during hash checking, and was closed as fixed - http://dev.deluge-torrent.org/ticket/1869

Cache settings are 512 60kB blocks and 60 seconds flush (default).

@thepace just because you don't have the bug doesn't meant it doesn't exist.

I will try running the service as one of my users.