[DRBD-user] Drbd only use 2/3 of available disk set for it

Lars Ellenberg lars.ellenberg at linbit.com
Mon Dec 10 10:15:14 CET 2012

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


On Sun, Dec 09, 2012 at 02:20:03AM +0700, Tokobagus Sysadmin wrote:
> Hello, 
> 
> I learn all these times, each time i setup drbd on my servers,
> it can only use 2/3 of available disk assign for it, never goes further than that.

Then, "You are doing it wrong."

> Let say i assign 6.2 TB for /dev/drbd0 but it can only mount max. 4.4 TB with btrfs filesystem.
> 
> Is there any way to go further on that ? Can i use maximum or all the disk capacity (6.2 TB) ?

Sure.

> fyi, I put the meta-data on another partition.

Alright.

Make sure you use "flexible-meta-disk /other/partition;".
Also make sure there is enough space available there.
And double check that the available space on the peer is not
the limiting factor.

Hth,
	Lars


-- 
: Lars Ellenberg
: LINBIT | Your Way to High Availability
: DRBD/HA support and consulting http://www.linbit.com



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