[DRBD-user] ]Re: [Scst-devel] vSphere MPIO with scst/drbd in dual primary mode. WAS: Re: R: Re: virt_dev->usn randomly generated!?

2010-03-06 Thread Matteo Tescione
As you read in my previous post, targets are running virtual so I didn't care the NV_CACHE flag at the moment. I have realized your kinda of setup from almost 2 years now without any major issue. (w/ NV_CACHE BatteryBacked) The goal of this setup is to use the secondary node as an active node, t

Re: [DRBD-user] DRBD+GFS+Multipath+EMC

2010-03-06 Thread Lars Ellenberg
On Wed, Mar 03, 2010 at 05:16:29PM +0100, Bernd Giese wrote: > Hello, > > i have two server with 2 local 10GB LUN'S on two different EMC Systems. > > I've created a primary/primary /dev/drbd0 block device with the two LUN's > as /dev/mapper/xxx devices and the /dev/drbd0 device syncronized fine.

[DRBD-user] vSphere MPIO with scst/drbd in dual primary mode. WAS: Re: [Scst-devel] R: Re: virt_dev->usn randomly generated!?

2010-03-06 Thread Matteo Tescione
Hi folks, after a little bit of experimenting I SUCCESFULLY created an drbd active/active cluster with scst/iscsi exported to round-robin vsphere initiator. configuration is 2 virtual machines with centos5-64 linux-2.6.33 patched and drbd8.3.7. Initiators are vSphere Software iscsi initiator. Re

[DRBD-user] R: Re: 2.6.33 panic on resync

2010-03-06 Thread Matteo Tescione
Yes you were right, my virtual machines for development was misconfigured with only 384M of RAM. Sorry for wrong report, Thanks anyway, -- matteo - Messaggio originale - Da: "Lars Ellenberg" A: drbd-user@lists.linbit.com Inviato: sabato 6 marzo 2010 17.40.56 (GMT+0100) Europe/Berlin Ogg

Re: [DRBD-user] Primary/Unknown and Secondary/Unknown

2010-03-06 Thread Maros Timko
This is very interesting to me. You were happily creating Split-Brains with the old system. Now there is something that prevents you against it and you want to "fix" that? Do you really want to failover on disconnected replication link? What is the logic behind? If you really need it, try to check

Re: [DRBD-user] Detection of Logical Volume on nested LVM

2010-03-06 Thread Maros Timko
> > Message: 1 > Date: Thu, 4 Mar 2010 17:48:24 +0100 > From: Olivier LAMBERT > Subject: [DRBD-user] Detection of Logical Volume on nested LVM >        replication > To: drbd-user@lists.linbit.com > Message-ID: >         > Content-Type: text/plain; charset=ISO-8859-1 > > Hello, > > I'll try to be

Re: [DRBD-user] 2.6.33 panic on resync

2010-03-06 Thread Lars Ellenberg
On Sat, Mar 06, 2010 at 05:12:33PM +0100, Lars Ellenberg wrote: > On Sat, Mar 06, 2010 at 04:42:20PM +0100, Florian Haas wrote: > > On 03/06/2010 03:31 PM, Matteo Tescione wrote: > > > Hello, > > > > > > I succesfully compiled drbd-8.3.7 against linux-2.6.33 with builtin drbd > > > module running

Re: [DRBD-user] 2.6.33 panic on resync

2010-03-06 Thread Lars Ellenberg
On Sat, Mar 06, 2010 at 04:42:20PM +0100, Florian Haas wrote: > On 03/06/2010 03:31 PM, Matteo Tescione wrote: > > Hello, > > > > I succesfully compiled drbd-8.3.7 against linux-2.6.33 with builtin drbd > > module running centos5.3 x86_64. > > What do you mean you compiled 8.3.7 "against" 2.6.33

Re: [DRBD-user] 2.6.33 panic on resync

2010-03-06 Thread Florian Haas
On 03/06/2010 03:31 PM, Matteo Tescione wrote: > Hello, > > I succesfully compiled drbd-8.3.7 against linux-2.6.33 with builtin drbd > module running centos5.3 x86_64. What do you mean you compiled 8.3.7 "against" 2.6.33? Did you do an out-of-tree module build from current git? If so, why? Or di

[DRBD-user] 2.6.33 panic on resync

2010-03-06 Thread Matteo Tescione
Hello, I succesfully compiled drbd-8.3.7 against linux-2.6.33 with builtin drbd module running centos5.3 x86_64. However i'm experiencing kernel panic few seconds after a full resync starts. Attached is a screnshot of the panic. Now that drbd is finally on the kernel, do I have to cc'ing linux-ke