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List: drbd-user
Subject: Re: [DRBD-user] drbd storage size
From: Philipp Reisner <philipp.reisner () linbit ! com>
Date: 2014-10-23 13:17:56
Message-ID: 5276434.ZCGtezO44Y () fat-tyre
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Am Donnerstag, 23. Oktober 2014, 08:55:03 schrieb Digimer:
> On 23/10/14 04:00 AM, Philipp Reisner wrote:
> > 2a) Initialize both backend devices to a known state.
> >
> > I.e. dd if=/dev/zero of=/dev/sdb1 bs=$((1024*1024)) oflag=direct
>
> Question;
>
> What I've done in the past to speed up initial sync is to create the
> DRBD device, pause-sync, then do your 'dd if=/dev/zero ...' trick to
> /dev/drbd0. This effectively drives the resync speed to the max possible
> and ensures full sync across both nodes. Is this a sane approach?
>
Yes, sure that is a way to do it. (I have the impression that is something
form the drbd-8.3 world.)
I do not know from the top of the head if that will be faster than the
built-in background resync in drbd-8.4.
Best,
Phil
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