Re: [DRBD-user] drbd 8.3 - 6 nodes

2012-03-06 Thread Felix Frank
Hi, now you've cleared things up for me, thanks. On 03/06/2012 04:27 AM, Umarzuki Mochlis wrote: without drbd, A3 would automatically mount A1's LUN run as A1 while resuming A1's role via rgmanager Without DRBD? How does this work? Are those LUNs on a SAN? With DRBD, you would need to set

Re: [DRBD-user] Kernel hung on DRBD / MD RAID

2012-03-06 Thread Micha Kersloot
Hi, - Oorspronkelijk bericht - Van: Andreas Bauer a...@voltage.de Aan: drbd-user@lists.linbit.com Verzonden: Dinsdag 6 maart 2012 00:27:33 Onderwerp: Re: [DRBD-user] Kernel hung on DRBD / MD RAID From: Florian Haas flor...@hastexo.com Sent: Mon 05-03-2012 23:59 On Mon, Mar 5,

Re: [DRBD-user] drbd 8.3 - 6 nodes

2012-03-06 Thread Umarzuki Mochlis
Pada 6 Mac 2012 4:45 PTG, Felix Frank f...@mpexnet.de menulis: On 03/06/2012 04:27 AM, Umarzuki Mochlis wrote: without drbd, A3 would automatically mount A1's LUN run as A1 while resuming A1's role via rgmanager Without DRBD? How does this work? Are those LUNs on a SAN? With DRBD, you

Re: [DRBD-user] drbd 8.3 - 6 nodes

2012-03-06 Thread Felix Frank
On 03/06/2012 11:18 AM, Umarzuki Mochlis wrote: yes, the mailbox storages are LUN's on a SAN. it manages to do clustering with rgmanager + cman, so A3 would take where A1 or A2 left off by mounting A1's or A2's mailbox storage on itself since it is already running a standby mailbox service

Re: [DRBD-user] drbd 8.3 - 6 nodes

2012-03-06 Thread Felix Frank
Hi, On 03/06/2012 11:34 AM, Kaloyan Kovachev wrote: Yes. You may use floating IP for DRBD and have one instance (IP) in site A and another in site B for each service. Do not use the service IP as floating IP as you will have problems moving the service from A to B. If A1 is active, you

Re: [DRBD-user] drbd 8.3 - 6 nodes

2012-03-06 Thread Kaloyan Kovachev
On Tue, 06 Mar 2012 11:40:22 +0100, Felix Frank f...@mpexnet.de wrote: Hi, On 03/06/2012 11:34 AM, Kaloyan Kovachev wrote: Yes. You may use floating IP for DRBD and have one instance (IP) in site A and another in site B for each service. Do not use the service IP as floating IP as you will

Re: [DRBD-user] drbd 8.3 - 6 nodes

2012-03-06 Thread Umarzuki Mochlis
Pada 6 Mac 2012 6:57 PTG, Kaloyan Kovachev kkovac...@varna.net menulis: Keep in mind that this is shared storage we're talking about here, no local disks in either A1 *or* B1. I believe DRBD could be made to operate thus, but there might be performance issues. Again Yes. Performance will be

[DRBD-user] DRBD uses a wrong interface.

2012-03-06 Thread Ivan Pavlenko
Hi ALL, I've found a rather strange thing. It looks like a server try to use wrong network interface for drbd connection Could you explain me how it is possible? See details below: Mar 7 11:30:35 infplsm018 daemon.notice openais[3142]: [TOTEM] entering GATHER state from 11. Mar 7 11:30:35

Re: [DRBD-user] DRBD uses a wrong interface.

2012-03-06 Thread Digimer
On 03/06/2012 05:39 PM, Ivan Pavlenko wrote: Hi ALL, I've found a rather strange thing. It looks like a server try to use wrong network interface for drbd connection Could you explain me how it is possible? See details below: Mar 7 11:30:35 infplsm018 daemon.notice openais[3142]: [TOTEM]

Re: [DRBD-user] Rebooting the servers

2012-03-06 Thread Digimer
On 03/06/2012 11:53 AM, Marcelo Pereira wrote: Hello guys, Is there a way to reboot a pair of DRBD servers without having to do a resync afterwards? I would like to know what is the correct procedure to do that. For example, assuming that both are in sync and running properly, and that I