So nobody know how to swap the drives for bigger ones with drbd?

On 08/26/2010 10:50 AM, Groups Account wrote:
On 08/04/2010 04:23 PM, Groups Account wrote:
Currently I use 160G harddrives for drbd resources.
Those are sata hds with 3 partitions, one for meta data, 2 for drbd resource data.
I want to swap those drives to 1T.
How do i do that?
Can I simply:
- shutdown the secondary resource
- replaced the drive
- reformat with bigger partitions
- do i have to format again as drbd?

What are the steps?
Are there any guides explaining how to do that?

thx

Bart

the resource is configured as:

resource r0 {
  protocol C;
  startup { wfc-timeout 0; degr-wfc-timeout     120; }
  disk { on-io-error detach; } # or panic, ...
  net {}

 syncer { rate 10M;}
   on node1 {#
    device /dev/drbd0;
    disk /dev/sdc2;
    address 192.168.2.252:7788;
    meta-disk /dev/sdc1[0];
 }
  on node2 {
    device /dev/drbd0;
    disk /dev/sdc2;
    address 192.168.2.253:7788;
    meta-disk /dev/sdc1[0];
  }
}

resource r1 {
  protocol C;
  startup { wfc-timeout 0; degr-wfc-timeout     120; }
  disk { on-io-error detach; } # or panic, ...
  net {}


  syncer { rate 10M;}
  on node1 {
    device /dev/drbd1;
    disk /dev/sdc3;
    address 192.168.2.252:7788;
    meta-disk /dev/sdc1[0];
  }
  on node2 {
    device /dev/drbd1;
    disk /dev/sdc3;
    address 192.168.2.253:7788;
    meta-disk /dev/sdc1[0];
  }
}

and partitions on both servers look like:

Disk /dev/sdc: 160.0 GB, 160041885696 bytes
255 heads, 63 sectors/track, 19457 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sdc1               1          50      401593+  83  Linux
/dev/sdc2              51        7399    59030842+  83  Linux
/dev/sdc3            7400       19457    96855885   83  Linux


anyone knows what is the correct procedure to accomplish above?

thx

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