[pve-devel] [PATCH manager] ceph osd: ui: show PGs per OSD

[Thomas Lamprecht]

Am 14/02/2023 um 17:14 schrieb Aaron Lauterer:
> Seems like the `osd df tree` call is about 25% slower, plus minus.
> 
> Tested on our AMD test cluster that is currently set up with 3 nodes with 4 OSDs each. 50k iterations.
> 
> root at jura1:~# ./bench.pl
>                Rate osd-df-tree    osd-tree
> osd-df-tree  9217/s          --        -27%
> osd-tree    12658/s         37%          --
> root at jura1:~# ./bench.pl
>                Rate osd-df-tree    osd-tree
> osd-df-tree  9141/s          --        -25%
> osd-tree    12136/s         33%          --
> root at jura1:~# ./bench.pl
>                Rate osd-df-tree    osd-tree
> osd-df-tree  9940/s          --        -23%
> osd-tree    12987/s         31%          --
> root at jura1:~# ./bench.pl
>                Rate osd-df-tree    osd-tree
> osd-df-tree  8666/s          --        -20%
> osd-tree    10846/s         25%          --
> root at jura1:~#

Many thanks for the insight, so significantly more than noise but far from problematic.