Re: [ClusterLabs] snapshots in a clvm environment - some questions for proceeding

2017-02-24 Thread Digimer
On 24/02/17 06:27 PM, Lentes, Bernd wrote: > > > - On Feb 24, 2017, at 7:20 PM, Digimer li...@alteeve.ca wrote: > > >>> >>> I read >>> https://www.centos.org/docs/5/html/Cluster_Logical_Volume_Manager/cluster_activation.html >>> . >>> It seems that a local activation is not an exclusiv

Re: [ClusterLabs] snapshots in a clvm environment - some questions for proceeding

2017-02-24 Thread Lentes, Bernd
- On Feb 24, 2017, at 7:20 PM, Digimer li...@alteeve.ca wrote: >> >> I read >> https://www.centos.org/docs/5/html/Cluster_Logical_Volume_Manager/cluster_activation.html >> . >> It seems that a local activation is not an exclusiv one. Ok. I tried >> "lvchange >> -vaey" for that lv, but

Re: [ClusterLabs] snapshots in a clvm environment - some questions for proceeding

2017-02-24 Thread Digimer
On 24/02/17 01:00 PM, Lentes, Bernd wrote: > > > - On Feb 24, 2017, at 6:24 PM, Bernd Lentes > bernd.len...@helmholtz-muenchen.de wrote: > >> Hi, >> >> we have a two node cluster, our resources are several virtual machines >> running >> on kvm. The vm's reside in plain logical volumes,

Re: [ClusterLabs] snapshots in a clvm environment - some questions for proceeding

2017-02-24 Thread Lentes, Bernd
- On Feb 24, 2017, at 6:24 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > Hi, > > we have a two node cluster, our resources are several virtual machines running > on kvm. The vm's reside in plain logical volumes, without a filesystem inside > the lv's. > The lv's reside on a

[ClusterLabs] snapshots in a clvm environment - some questions for proceeding

2017-02-24 Thread Lentes, Bernd
Hi, we have a two node cluster, our resources are several virtual machines running on kvm. The vm's reside in plain logical volumes, without a filesystem inside the lv's. The lv's reside on a SAN. I know that i can do a snapshot of a lv while having clvm when i acitivate it exclusively on one