[DRBD-user] use drbd on wan

Lionel Sausin ls at numerigraphe.com
Wed Sep 21 12:39:59 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, Mia Lueng a écrit :
>> Wouldn't it be better to run in asynchronous mode so your writes on
>> the master don't block while the data is shipped to the secondary?
>> There's obviously a trade-off with coherency on the secondary but you
>> don't have the latency.
Sorry, that won't help because the TCP buffer will be full in mere
seconds, and then the writes will slow down to the speed of the network
> And I need confirm this:
> 1. when I connect a disconnected drbd resource, the resource will
> perform a quick sync
Yes it will.
> 2. The quick sync will keep the data order and provide data integration.
No, it doesn't work like that, sorry - but I'm confident you can do without.

Lionel Sausin

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