Am 10.03.2020 schrieb Wido den Hollander:
>
>
> On 3/10/20 10:48 AM, Hartwig Hauschild wrote:
> > Hi,
> >
> > I've done a bit more testing ...
> >
> > Am 05.03.2020 schrieb Hartwig Hauschild:
> >> Hi,
> >>
[ snipped ]
> > I've read somewhere in the docs that I should provide ample space (tens of
> > GB) for the store.db, found on the ML and Bugtracker that ~100GB might not
> > be a bad idea and that large clusters may require space on order of
> > magnitude greater.
> > Is there some sort of formula I can use to approximate the space required?
>
> I don't know about a formula, but make sure you have enough space. MONs
> are dedicated nodes in most production environments, so I usually
> install a 400 ~ 1000GB SSD just to make sure they don't run out of space.
>
That seems fair.
> >
> > Also: is the db supposed to grow this fast in Nautilus when it did not do
> > that in Luminous? Is that behaviour configurable somewhere?
> >
>
> The MONs need to cache the OSDMaps when not all PGs are active+clean
> thus their database grows.
>
> You can compact RocksDB in the meantime, but it won't last for ever.
>
> Just make sure the MONs have enough space.
>
Do you happen to know if that behaved differently in previous releases? I'm
just asking because I have not found anything about this yet and may need to
explain that it's different now.
--
Cheers,
Hardy
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