[DRBD-user] different size drbd partitions

Lars Ellenberg Lars.Ellenberg at linbit.com
Thu Jan 4 16:29:51 CET 2007

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

/ 2007-01-04 10:57:44 -0400
\ Timothy Legge:
> Hi
> Sorry, I mistakening sent this in HTML initially...
> We are using drbd 0.7.22.  During testing on VMWare virtual machines
> (ESX server) everything went fine.  We had to backout during our
> production implementation because we kept getting write errors on the
> drbd partition.  It seems that the partition became readonly in the
> middle of writes (during a copy sever files would write ok and then the
> partition became read only).
> The only thing I can figure is that the physical partitions are a
> different size (I realized this after our back out).  From the archives
> I see that the partitions can shrink if the larger disk is in use and
> then the smaller disk become active.  Could this have caused the read
> only issue?
> I will either change the physical partition size or set the size setting
> in the disk section of the drbd.cond file to use less than the smaller
> partition but I would like to verify that this (partition going read
> only) is a possibility in this case.

if the error message was "access beyond end of device", yes.

: Lars Ellenberg                            Tel +43-1-8178292-0  :
: LINBIT Information Technologies GmbH      Fax +43-1-8178292-82 :
: Vivenotgasse 48, A-1120 Vienna/Europe    http://www.linbit.com :
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