[DRBD-user] How long does it take OOS to clear

Robert Altnoeder robert.altnoeder at linbit.com
Tue Oct 22 18:39:32 CEST 2019

On 10/22/19 3:58 PM, G C wrote:
> I didn't explain myself well enough, I meant like would a stop/start,
> verify or some other command cause the OOS to be pushed to the secondary?
> The link speed when performing a verify is about 75MB/s I would think
> that would be fast enough and the disk is a cloud block volume which
> is potentially much faster.
> It just seems that once bytes are in OOS that they're not pushed again
> until something else happens, maybe it's some idle state or something
> else?

Reconnecting with out of sync blocks causes a resync.

Verify does not transfer blocks, it transfers only hashes, so the actual
network bandwidth is probably less than 75 MB/s.


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