It's sometimes faster if you reduce the object size, but I wouldn't go
below 1 MB. Depends on your hardware and use case, 4 MB is a very good
default, though.


Paul

-- 
Paul Emmerich

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On Mon, Sep 30, 2019 at 6:44 AM Lazuardi Nasution
<mrxlazuar...@gmail.com> wrote:
>
> Hi,
>
> Is 4MB default RBD object size still relevant for BlueStore OSD? Any 
> guideline for best RBD object size for BlueStore OSD especially on high 
> performance media (SSD, NVME)?
>
> Best regards,
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