[DRBD-user] DRBD: KVM and LV - making sense of the scattered documentation

2011-04-08 Thread Whit Blauvelt
Hi, After reading back through the threads here, I've committed to going down the same path as Bernd and several others have, as Bernd diagrammed: > [ Node 1 ] [ Node 2 ] > | | > [HW RAID5] [HW RAID5] > | | > [Partition][Partition] > |

Re: [DRBD-user] RHCS and dual primary

2011-04-08 Thread Digimer
On 04/08/2011 11:22 AM, Cristian Mammoli - Apra Sistemi wrote: > Hi, as far as I understand from the docs, DRBD as a RHCS resource is > only supported as single primary. > If I need to use it as a dual primary device for GFS or CLVM I need to > start it BEFORE cman and manage it outside of the clus

Re: [DRBD-user] Fwd: DRBD primary/primary vs. VMFS3 ?

2011-04-08 Thread pberton
Thank you all, guys! Lars, that's what I was afraid of. Your explanation makes sense, I keep it for future use. Patrick, this cross-replicated architecture is what I was planning first, and obviously I'll keep my plans. :-) Just curious : Does anyone know how folks such as FalconStore and DataCo

Re: [DRBD-user] RHCS and dual primary

2011-04-08 Thread David Coulson
On 4/8/11 11:22 AM, Cristian Mammoli - Apra Sistemi wrote: Hi, as far as I understand from the docs, DRBD as a RHCS resource is only supported as single primary. If I need to use it as a dual primary device for GFS or CLVM I need to start it BEFORE cman and manage it outside of the cluster. Rig

[DRBD-user] RHCS and dual primary

2011-04-08 Thread Cristian Mammoli - Apra Sistemi
Hi, as far as I understand from the docs, DRBD as a RHCS resource is only supported as single primary. If I need to use it as a dual primary device for GFS or CLVM I need to start it BEFORE cman and manage it outside of the cluster. Right? -- Cristian Mammoli APRA SISTEMI srl Via Brodolini,6 Je