Displaying 3 results from an estimated 3 matches for "swappiness0".
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swappiness
2016 Oct 10
0
Dealing with swappiness on host systems
...ree but apparently this is not
as easy as I'd hoped it would be. This is on a CentOS 7 system.
At first I tried setting /proc/sys/vm/swappiness to 1 (apparently
setting it to 0 now means even the OOM killer takes precedence over
swapping:
https://www.percona.com/blog/2014/04/28/oom-relation-vm-swappiness0-new-kernel/
). After doing this I could still see the used swap increase for a guest
even though there were 28G of memory used only as page-cache on the host.
Taking another look at it I notices that swappiness can now apparently
be controlled on a per-process basis as well by means of using the f...
2015 Jun 06
1
Effectiveness of CentOS vm.swappiness
...W: Is there a way to find out which parts of a programm are swapped
out without using monsters like Valgrind? Damn, sounds like an
interesting start of the week...
[1] http://northernmost.org/blog/find-out-what-is-using-your-swap/
[2]
http://www.mysqlperformanceblog.com/2014/04/28/oom-relation-vm-swappiness0-new-kernel/
Cheers to all for the feedback and help,
Shorty
2015 Jun 05
2
Effectiveness of CentOS vm.swappiness
Am 05.06.2015 um 18:33 schrieb Gordon Messmer:
> On 06/05/2015 03:29 AM, Markus "Shorty" Uckelmann wrote:
>> some (probably unused) parts are swapped out. But, some of
>> those parts are the salt-minion, php-fpm or mysqld. All services which
>> are important for us and which suffer badly from being swapped out.
>
> Those two things can't really both be