Re: 50% IOPS performance drop after upgrade from Nautilus 14.2.22 to Octopus 15.2.15

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> I guess what caused the issue was high latencies on our “big” SSD’s (7TB
> drives), which got really high after the upgrade to Octopus. We split them
> into 4OSD’s some days ago and since then the high commit latencies on the
> OSD’s and on bluestore are gone

Hmm, but this is sort of a work around. Unless there is a known difference between how nautilus osd's write to disks compared to octopus (threads, parallel writes ...??)

Is it not just related to, that you created a new osd (regardless of the size)?


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