[DRBD-user] syncing before connecting??

Lars Ellenberg lars.ellenberg at linbit.com
Thu Mar 13 23:54:24 CET 2008

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


On Thu, Mar 13, 2008 at 06:12:41PM -0400, Jean-Francois Malouin wrote:
> Just replaced a failed physical volume that was part of a logical
> volume device under drbd and after doing all the nitty gritty work
> (pvcreate/vgcreate/lvcreate/mkfs/resize2fs) right after re-attaching
> the backing device to the drbd block device I see the syncing going on
> from the primary, before connecting them?!?
>
> feeble-0:~# drbdadm create-md r0
> v08 Magic number not found
> v07 Magic number not found
> v07 Magic number not found
> v08 Magic number not found
> Writing meta data...
> initialising activity log
> NOT initialized bitmap
> New drbd meta data block sucessfully created.
> 
> feeble-0:~# drbdadm attach r0
> 
> feeble-0:~# cat /proc/drbd 
> version: 8.2.5 (api:88/proto:86-88)
> GIT-hash: 9faf052fdae5ef0c61b4d03890e2d2eab550610c build by
> root at feeble-0, 2008-03-04 17:03:29
> 
>  1: cs:SyncTarget st:Secondary/Primary ds:Inconsistent/UpToDate C r---
>     ns:0 nr:1417024 dw:1415552 dr:0 al:0 bm:86 lo:47 pe:9 ua:46 ap:0
>         [>....................] sync'ed:  1.0% (137877/139259)M
>         finish: 0:50:23 speed: 46,640 (41,628) K/sec
>         resync: used:1/31 hits:88434 misses:87 starving:0 dirty:0 changed:87
>         act_log: used:0/257 hits:0 misses:0 starving:0 dirty:0 changed:0
> 
> feeble-0:~# drbdadm connect r0
> Failure: (125) Device has a net-config (use disconnect first)
> Command 'drbdsetup /dev/drbd1 net 10.0.0.1:7789 10.0.0.2:7789 C
> --set-defaults - -create-device --sndbuf-size=512k --max-buffers=1024 
> --timeout=60 --connect-int= 10 --ping-int=10 --ping-timeout=5 
> --ko-count=4 --cram-hmac-alg=sha1 
> --shared-secret=1e65d9df3b7c3ac2b77c8f7badc249b9c769393f' 
> terminated with exit code 10
> 
> what gives?

it has still been connected, only lost its disk?
once storage is available again, sync starts automatically.

-- 
: commercial DRBD/HA support and consulting: sales at linbit.com :
: 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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