Re: [DRBD-user] drbd stuck in WFbitmaps state in WAN link (Brian R. Hellman)

2012-02-21 Thread Alessio Cecchi
Il 21/02/2012 05:28, papu bhattacharya ha scritto: Hi Brian, DRBD proxy is paid stuff. How much does it cost and who to contact. I am new player working in very low budget with the customer.For multiple installation of proxy , may be we can come to a feasible deal. Whom can i talk on that? Papu

Re: [DRBD-user] Procedure to migrate from 8.4.1 to 8.3.11

2012-02-21 Thread Florian Haas
On Mon, Feb 20, 2012 at 11:58 PM, Adam Sobieraj adam.sobie...@neutrino.home.pl wrote: Hi, I have question about procedure do downgrade drbd from 8.4.1 to 8.3.11, what is the simple way? I want do that because i have problems with 8.4.1 on 3.2.6 kernel. Are you using a self-built out-of-tree

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

2012-02-21 Thread Felix Frank
Hi, On 02/21/2012 12:03 AM, Andreas Bauer wrote: So when vm-master is Primary, vm-slave is Secondary, and I force-detach the backing device on vm-master, DRBD will automatically make vm-slave the Primary and direct writes to that host? no. The secondary remains secondary. However, the

Re: [DRBD-user] Consistency in protocol A

2012-02-21 Thread Lars Ellenberg
On Tue, Feb 21, 2012 at 12:31:39AM +0100, Andreas Bauer wrote: Hello again, On a different topic I run DRBD Primary/Secondary with protocol A. Because performance is important, If performance is important, use a decent RAID controller. And give it decent amounts of write cache. And

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

2012-02-21 Thread Andreas Bauer
From: Felix Frank f...@mpexnet.de Sent: Tue 21-02-2012 10:05 On 02/21/2012 12:03 AM, Andreas Bauer wrote: So when vm-master is Primary, vm-slave is Secondary, and I force-detach the backing device on vm-master, DRBD will automatically make vm-slave the Primary and direct writes to

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

2012-02-21 Thread Dan Barker
On 02/21/2012 12:03 AM, Andreas Bauer wrote: So when vm-master is Primary, vm-slave is Secondary, and I force-detach the backing device on vm-master, DRBD will automatically make vm-slave the Primary and direct writes to that host? no. The secondary remains secondary. However, the

[DRBD-user] Urgent!!!: degr-wfc-timeout is not working.

2012-02-21 Thread venkatesh prabhu
Hi, I am facing issue in degraded timeout. My two node cluster with DRBD is up and running. But the degr-wfc-timeout is not working as expected. I have primary and secondary node. Then i shutdown the secondary node, then making some changes in mirror from the primary node and rebooting. When it

Re: [DRBD-user] Urgent!!!: degr-wfc-timeout is not working.

2012-02-21 Thread Andreas Kurz
Hello, On 02/21/2012 05:17 PM, venkatesh prabhu wrote: Hi, I am facing issue in degraded timeout. My two node cluster with DRBD is up and running. But the degr-wfc-timeout is not working as expected. I have primary and secondary node. Then i shutdown the secondary node, then making some

[DRBD-user] Infiniband and Ethernet replication, interface bonding

2012-02-21 Thread Christian Balzer
Hello, The stock bonding module in recent kernels can handle a combination of IPOIB (ib0) and regular ethernet links. So I'm pondering using a GBE link as backup in case the primary infiniband link fails (never had a network card fail on me, though, direct connect). However what I haven't

Re: [DRBD-user] Infiniband and Ethernet replication, interface bonding

2012-02-21 Thread Bart Van Assche
On Wed, Feb 22, 2012 at 3:20 AM, Christian Balzer ch...@gol.com wrote: The stock bonding module in recent kernels can handle a combination of IPOIB (ib0) and regular ethernet links. So I'm pondering using a GBE link as backup in case the primary infiniband link fails (never had a network card

Re: [DRBD-user] Infiniband and Ethernet replication, interface bonding

2012-02-21 Thread Christian Balzer
Hello, On Wed, 22 Feb 2012 08:26:04 +0100 Bart Van Assche wrote: On Wed, Feb 22, 2012 at 3:20 AM, Christian Balzer ch...@gol.com wrote: The stock bonding module in recent kernels can handle a combination of IPOIB (ib0) and regular ethernet links. So I'm pondering using a GBE link as