[DRBD-user] How to recover data from node3

Andreas Kurz andreas at hastexo.com
Wed Nov 16 13:26:50 CET 2011

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


On 11/16/2011 10:47 AM, fosiul alam wrote:
> Hi,
> I need some steps about how to recover data from node3 to node 2 or node 1
> 
> suppose,
> Node 1 and node 2 is Local  (Uk ) and node 3 in denmark 
> 
> Now due to some network problem in Uk, we had to forward  all trafiq to
> Denmark.
> 
> Now We have  solved the problem un Uk, Now We need to syncronized data
> from Denmark to Uk .

I would expect you can see:

Split-Brain detected, dropping connection!

messages .... so follow the manual split brain recovery procedure:

http://www.drbd.org/users-guide-legacy/s-resolve-split-brain.html

Regards,
Andreas

-- 
Need help with DRBD?
http://www.hastexo.com/now

> 
>  
> Suppose I have same setup :
> http://www.drbd.org/users-guide/s-three-nodes.html
> 
> node1(Primary-Uk)  node2 (Seondary-Uk) node 3  ( remote denmark)
> 
> Now when Uk came back, I set node1 and node2 as Secondary
> 
> root at drbd1:~# /etc/init.d/drbd status
> drbd driver loaded OK; device status:
> version: 8.3.7 (api:88/proto:86-91)
> srcversion: EE47D8BF18AC166BE219757
> m:res   cs         ro                   ds                 p  mounted 
> fstype
> 0:home  Connected  Secondary/Secondary  UpToDate/UpToDate  C
> 1:data  Connected  Secondary/Secondary  UpToDate/UpToDate  C
> 
> 
> root at drbd2:~# /etc/init.d/drbd status
> drbd driver loaded OK; device status:
> version: 8.3.7 (api:88/proto:86-91)
> srcversion: EE47D8BF18AC166BE219757
> m:res   cs            ro                 ds                 p  mounted 
> fstype
> 0:home  WFConnection  Primary/Unknown    UpToDate/Outdated  C
> 1:data  WFConnection  Secondary/Unknown  UpToDate/Outdated  C
> 
> 
> and
> 
> /etc/init.d/drbd  status
> drbd driver loaded OK; device status:
> version: 8.3.7 (api:88/proto:86-91)
> srcversion: EE47D8BF18AC166BE219757
> m:res      cs            ro               ds                 p  mounted 
> fstype
> 10:home-U  WFConnection  Primary/Unknown  UpToDate/DUnknown  A
> 11:data-U  WFConnection  Primary/Unknown  UpToDate/DUnknown  A
> 
> 
> Now, I need a help ..
> 
> what steps shall i take to syncronized data from drbd3(node3) to node1
> and node 2
> 
> Please help me with this .
> Regards
> Fosiul
> 
> 
> 
> _______________________________________________
> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user


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