[clug] Memory issues

[Andrew Janke]

Or just do this:

   $ sudo sysctl -w vm.swappiness=0

Then it will only swap if things are about to go south.


a


On 29 May 2015 at 19:54, Michael Ellerman <michael at ellerman.id.au> wrote:
> On Fri, 2015-05-29 at 12:30 +1000, Paul Rands wrote:
>>
>> Hi Guys,
>>
>> I wanted to try here first before I waste hours Googling
>> and trawling umpteen forums with a problem with memory running out.
>>
>> I
>> have an AMD Phenom(tm) II X4 945 Processor system, quad core, running at
>> 3 GHz. 6 GB RAM. Oodles of hard disk space. Linux Mint Mate 17.
>>
>> I am
>> finding whenever I have GIMP or Chrome running for long periods I tend
>> to suddenly run low on memory and the machine is busy swapping to hard
>> disk all the time. Sometimes I can recover by closing some tabs or
>> programs other times the computer eventually hangs.
>
> How much swap do you have configured, and have you tried disabling it?
>
> With swap disabled if something is chewing too much memory the OOM killer will
> just kill it, and at least you'll know what it was.
>
> Chrome in particular will notice this and individual tabs will show you the
> "He's Dead, Jim!" message.
>
> If on the other hand it's the GIMP then it'll just get killed and you'll lose
> all your work :D
>
> cheers
>
>
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