[DRBD-user] mkfs on /dev/drbd0 crashes host

Jake Smith jsmith at argotec.com
Thu Nov 10 16:59:25 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.


> Original Message -----
> From: "glennv" <apnea at glennvenghaus.com>
> To: drbd-user at lists.linbit.com
> Sent: Thursday, November 10, 2011 10:40:23 AM
> Subject: Re: [DRBD-user] mkfs on /dev/drbd0 crashes host
> 
> 
> 
> Andreas Kurz-3 wrote:
> > 
> > On 11/10/2011 08:49 AM, glennv wrote:
> >> 
> >> Dear drbd experts,
> >> 
> >> Please some help for a newbie. Checked the complete internet and
> >> found
> >> only
> >> one similar post but without any solution or hints.
> >> 
> >> 2 Linux 32bits server nodes 11.10 (in VMware Fusion)
> >> A 30GB device setup on both nodes and initial sync is fine. Can
> >> switch
> >> from
> >> primary to secondary etc.
> >> But the moment i want to create a filesystem on the primary
> >>  (mkfs.ext3
> >> /dev/drdb0) the node crashes every time half way in the mkfs.
> >> 
> >> Any ideas/ hints ?
> > 
> > drbd version+config? kernel version? kernel logs? ... any
> > information?
> > 
> > Regards,
> > Andreas
> > 
> > --
> > Need help with DRBD?
> > http://www.hastexo.com/now
> > 
> > 
> > 
> >  
> > _______________________________________________
> > drbd-user mailing list
> > drbd-user at lists.linbit.com
> > http://lists.linbit.com/mailman/listinfo/drbd-user
> > 
> > 
> 
> Some more info. Nothing on the console or in any logs as the server
> freezes
> in its track. Nothing in dmesg/system/kern logs. Have to reboot the
> (virtual) machine.
> 
> drbd : 8.3.11 (api:88/proto 86-96)
> Kernel : 20-Ubuntu SMP Fri Oct 7, 3.0.0-12-generic-pae
> Pacemaker 1.1.5
> Heartbeat 3.0.5
> 
> Config :
> 
> root at tc-clust-node1:/etc# cat drbd.conf
> ## generated by drbd-gui
> 
> include "drbd.d/global_common.conf";
> include "drbd.d/*.res";
> root at tc-clust-node1:/etc# cat drbd.d/global_common.conf
> ## generated by drbd-gui
> 
> global {
> 		usage-count	yes;
> }
> 
> common {
> 	startup {
> 		degr-wfc-timeout	0;
> 	}
> 
> 	net {
> 		cram-hmac-alg	sha1;
> 		shared-secret	MVK8JXspPUMMUIgQjfPIApzRGRfCAYxF;
> 	}
> 
> 	disk {
> 		on-io-error	detach;
> 	}
> 
> }
> root at tc-clust-node1:/etc# cat drbd.d/*.res
> resource r0 {
> 	protocol	C;
> 
> 	syncer {
> 		rate	20M;
> 	}
> 
> 	on tc-clust-node1 {
> 		device		/dev/drbd0;
> 		disk		/dev/sdb1;
> 		flexible-meta-disk	internal;
> 		address		10.10.10.20:7788;
> 	}
> 	on tc-clust-node2 {
> 		device		/dev/drbd0;
> 		disk		/dev/sdb;

Maybe just a typo but are you missing the partition number of the disk on node2? Should be something like /dev/sdb1?

> 		flexible-meta-disk	internal;
> 		address		10.10.10.21:7788;
> 	}
> }
> 
> 
> 
> 
> Freeze moment info :
> 
> # mkfs.ext4 /dev/drbd0
> mke2fs 1.41.14 (22-Dec-2010)
> Filesystem label=
> OS type: Linux
> Block size=4096 (log=2)
> Fragment size=4096 (log=2)
> Stride=0 blocks, Stripe width=0 blocks
> 1525920 inodes, 6103319 blocks
> 305165 blocks (5.00%) reserved for the super user
> First data block=0
> Maximum filesystem blocks=0
> 187 block groups
> 32768 blocks per group, 32768 fragments per group
> 8160 inodes per group
> Superblock backups stored on blocks:
> 	32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632,
> 	2654208,
> 	4096000
> 
> Writing inode tables: done
> Creating journal (32768 blocks): done
> Writing superblocks and filesystem accounting information:
> 
> (server crash at this last line)
> 
> 
> 
> --
> View this message in context:
> http://old.nabble.com/mkfs-on--dev-drbd0-crashes-host-tp32816720p32819473.html
> Sent from the DRBD - User mailing list archive at Nabble.com.
> 
> _______________________________________________
> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user
> 
> 

Jake



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