[DRBD-user] Question on drbdadm verify

Lionel Sausin ls at numerigraphe.com
Mon Jul 4 08:51:15 CEST 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

Le -10/01/-28163 20:59, Lars Ellenberg a écrit :
> The direction of the resync, once it happens,
> has nothing to do with the "direction" of the verify.
> The "diretion" of the verify is mostly an internal detail only,
> of not much practical relevance.
> Verify just compares checksums of blocks,
> and marks blocks as being "different": out-of-sync.
> Resync bases the decision on the direction on the UUIDs,
> so if you have a "classic" Primary/Secondary setup,
> with disk state "UpToDate" on the Primary,
> then the resync direction caused by disconnect/reconnect
> is always from Primary to Secondary.
Thanks for making it clear.
Lionel Sausin.

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