[DRBD-user] Problems with new drbd install 0.7.14 "device already mounted"

Andy Tornquist atornquist at pccwglobal.com
Fri Mar 3 18:06:09 CET 2006

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

A pvdisplay shows the following:

  --- Physical volume ---
  PV Name               /dev/hda2
  VG Name               VolGroup00
  PV Size               37.16 GB / not usable 0
  Allocatable           yes
  PE Size (KByte)       32768
  Total PE              1189
  Free PE               1
  Allocated PE          1188
  PV UUID               xxk8W0-ILWW-3DF0-0MG0-VMtA-tDFQ-xbWjV1

If anyone has any suggestions please let me know.


-----Original Message-----
From: Todd Denniston [mailto:Todd.Denniston at ssa.crane.navy.mil] 
Sent: Friday, March 03, 2006 10:58 AM
To: Todd Denniston
Cc: Andy Tornquist; drbd-user at linbit.com
Subject: Re: [DRBD-user] Problems with new drbd install 0.7.14 "device
already mounted"

Todd Denniston wrote:
Andy reminded me to open my eyes a bit wider (in a very respectful way) and
see that indeed the partition he was giving to drbd was not one which was

hdc vs hda ...

so unless /dev/mapper/VolGroup00-LogVol00 includes hdc1, there is a real

Sorry for jumping so quickly.

> Andy Tornquist wrote:
>> I have install drbd 0.7.14 on 2 centos 4.2 boxes. Everything is 
>> running fine on one box(hostname cluster2) but on the machine with 
>> the hostname cluster1 I get the following message when starting the 
>> service:
>> service drbd start
>> Starting DRBD resources:    [ d0 ioctl(,SET_DISK_CONFIG,) failed: Invalid
>> argument
>> Lower device is already mounted.
> ^^^^^^^^^^^^^^^^^
>> cmd /sbin/drbdsetup /dev/drbd1 disk /dev/hdc1 internal -1  failed!
>                                   ^^^^^^^^^^^^^^^
>> Both systems appear to be the same but I can not see why cluster1 
>> does not work. The mount command does not show it mounted:
>> (cluster1) mount
> <SNIP>
>> /dev/hda1 on /boot type ext3 (rw)

Todd Denniston
Crane Division, Naval Surface Warfare Center (NSWC Crane) Harnessing the
Power of Technology for the Warfighter

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