Re: [DRBD-user] 4-way replication

2012-01-17 Thread Andreas Kurz
Hello, On 01/16/2012 11:05 AM, Benjamin Knoth wrote: > Hello, > i think it's clear and the pacemaker config is also clear but i can't > get a positiv result. > > I started with 4 maschines > > vm01 vm02 vm03 vm04 > > On vm01 and vm02 i created a DRBD resource with this config. > > resource tes

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Benjamin Knoth
Hello Andreas, Am 17.01.2012 14:51, schrieb Andreas Kurz: > Hello, > > On 01/16/2012 11:05 AM, Benjamin Knoth wrote: >> Hello, >> i think it's clear and the pacemaker config is also clear but i can't >> get a positiv result. >> >> I started with 4 maschines >> >> vm01 vm02 vm03 vm04 >> >> On vm01

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Andreas Kurz
On 01/17/2012 03:02 PM, Benjamin Knoth wrote: > Hello Andreas, > > Am 17.01.2012 14:51, schrieb Andreas Kurz: >> Hello, >> >> On 01/16/2012 11:05 AM, Benjamin Knoth wrote: >>> Hello, >>> i think it's clear and the pacemaker config is also clear but i can't >>> get a positiv result. >>> >>> I start

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Jake Smith
- Original Message - > From: "Andreas Kurz" > To: drbd-user@lists.linbit.com > Sent: Tuesday, January 17, 2012 9:36:30 AM > Subject: Re: [DRBD-user] 4-way replication > > On 01/17/2012 03:02 PM, Benjamin Knoth wrote: > > Hello Andreas, > > > > Am 17.01.2012 14:51, schrieb Andreas Kurz: >

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Benjamin Knoth
Hello, Am 17.01.2012 15:36, schrieb Andreas Kurz: > On 01/17/2012 03:02 PM, Benjamin Knoth wrote: >> Hello Andreas, >> >> Am 17.01.2012 14:51, schrieb Andreas Kurz: >>> Hello, >>> >>> On 01/16/2012 11:05 AM, Benjamin Knoth wrote: Hello, i think it's clear and the pacemaker config is also

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Benjamin Knoth
Hi Jake, Am 17.01.2012 15:41, schrieb Jake Smith: > - Original Message - >> From: "Andreas Kurz" >> To: drbd-user@lists.linbit.com >> Sent: Tuesday, January 17, 2012 9:36:30 AM >> Subject: Re: [DRBD-user] 4-way replication >> >> On 01/17/2012 03:02 PM, Benjamin Knoth wrote: >>> Hello Andr

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Andreas Kurz
Hello, On 01/17/2012 04:22 PM, Benjamin Knoth wrote: > Hello, > > Am 17.01.2012 15:36, schrieb Andreas Kurz: >> On 01/17/2012 03:02 PM, Benjamin Knoth wrote: >>> Hello Andreas, >>> >>> Am 17.01.2012 14:51, schrieb Andreas Kurz: Hello, On 01/16/2012 11:05 AM, Benjamin Knoth wrote: >

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread Andreas Kurz
Hello, On 01/13/2012 10:59 AM, Luis M. Carril wrote: > Hello, > >I´m new to DRBD and I think that I have a mess with some concepts and > policies. > >I have setup a two node cluster (of virtual machines) with a shared > volume in dual primary mode with ocfs2 as a basic infrastructure for

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Jake Smith
What Andreas said :-) - Original Message - > From: "Andreas Kurz" > To: drbd-user@lists.linbit.com > Sent: Tuesday, January 17, 2012 10:33:35 AM > Subject: Re: [DRBD-user] 4-way replication > > Hello, > > On 01/17/2012 04:22 PM, Benjamin Knoth wrote: > > Hello, > > > > Am 17.01.2012 15

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread Digimer
On 01/13/2012 04:59 AM, Luis M. Carril wrote: > Hello, > >I´m new to DRBD and I think that I have a mess with some concepts and > policies. Welcome! DRBD is a bit different from many storage concepts, so it takes a bit to wrap your head around. However, careful not to overthink things... It's

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread CAMPBELL Robert
Luis, I have experienced the same problems, what helped was to 'fence' the other node by forcing it into a reboot. I don't quite know why it worked (worrying) but I found that if I fenced the other node, I was not getting any more time-outs on the drbd block device, which I think is what you d

Re: [DRBD-user] 4-way replication

2012-01-17 Thread Benjamin Knoth
Thx a lot Andreas and Jake. That was my problem, that all server the stacked config and both unstacked configs need. Now i will create the pacemaker configuration and than everything should be ok. Best regards Benjamin Am 17.01.2012 16:33, schrieb Andreas Kurz: > Hello, > > On 01/17/2012 04:22

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread Digimer
On 01/17/2012 11:07 AM, CAMPBELL Robert wrote: > Luis, > > I have experienced the same problems, what helped was to 'fence' the > other node by forcing it into a reboot. I don't quite know why it worked > (worrying) but I found that if I fenced the other node, I was not > getting any more time-

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread Digimer
On 01/17/2012 12:32 PM, Luis M. Carril wrote: > Hello, > > Ok, the fencing and splitbrain mechanisms only enter to play when > both nodes meet again after some failure. > So... meanwhile the nodes doesn´t connect their peer they disallow > IO to the volume? > > Regards No, if both node

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread Luis M. Carril
El 17/01/2012 18:56, Digimer escribió: On 01/17/2012 12:32 PM, Luis M. Carril wrote: Hello, Ok, the fencing and splitbrain mechanisms only enter to play when both nodes meet again after some failure. So... meanwhile the nodes doesn´t connect their peer they disallow IO to the volum

Re: [DRBD-user] Dual-primary to single node

2012-01-17 Thread Digimer
On 01/17/2012 01:09 PM, Luis M. Carril wrote: > > El 17/01/2012 18:56, Digimer escribió: >> On 01/17/2012 12:32 PM, Luis M. Carril wrote: >>> Hello, >>> >>> Ok, the fencing and splitbrain mechanisms only enter to play when >>> both nodes meet again after some failure. >>> So... meanwhi