On Mon, 10 Dec 2018 21:42:46 -0500 Tyler Bishop wrote:

> All 4 of these SSD that i've converted to Bluestore are behaving this
> way.   I have around 300 of these drives in a very large production
> cluster and do not have this type of behavior with Filestore.
> 
And the same/similar loading (as in MBwrite/s and IOPS)?

> On the filestore setup these SSD are partitioned 20GB for journal and
> 800GB for data.
>
And the default layout for bluestore?
Not that it should matter, until you hit that fragmentation bug, but that
would show up quite differently and visibly in the logs.
 
> The systems were never powered off or anything during the conversion
> from filestore to bluestore.
> 
So anything mentioned as well as kernel changes don't apply.

I shall point the the bluestore devs then. >.> 

Christian

-- 
Christian Balzer        Network/Systems Engineer                
ch...@gol.com           Rakuten Communications
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