lkml.org 
[lkml]   [2020]   [Jan]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC] memcg: Add swappiness to cgroup2
Michal Hocko writes:
>I am not really sure I agree here though. Swappiness has been
>traditionally more about workload because it has been believed that it
>is a preference of the workload whether the anonymous or disk based
>memory is more important. Whether this is a good interface is debatable
>of course but time has shown that it is extremely hard to tune.

Sure, it can theoretically be hardware- and workload-specific -- I don't think
we disagree here. The reason I suggest it's a generally hardware-specific
tunable rather than a workload-specific tunable is it's pretty rare to see
anyone who's meaningfully used it for workload-specific tuning :-)

\
 
 \ /
  Last update: 2020-01-06 14:25    [W:0.048 / U:7.584 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site