Re: [ClusterLabs] Removing DRBD w/out Data Loss?

2020-09-09 Thread Valentin Vidić
On Wed, Sep 09, 2020 at 12:10:54PM +, Eric Robinson wrote: > With DRBD stopped, wipefs only showed one signature... > > [root@001db01 ~]# wipefs /dev/vg0/lv0 > offset type > > 0x438ext4

Re: [ClusterLabs] Removing DRBD w/out Data Loss?

2020-09-09 Thread Strahil Nikolov
I would play safe and leave drbd run , but in single node mode (no peers). As it won't replicate - it should be as close to bare metal as possible. Best Regards, Strahil Nikolov В сряда, 9 септември 2020 г., 15:11:06 Гринуич+3, Eric Robinson написа: Valentin -- With DRBD stopped,

[ClusterLabs] Coming in Pacemaker 2.0.5: limit crm_mon display to specified resources

2020-09-09 Thread Ken Gaillot
Hi all, Here's another new feature coming in Pacemaker 2.0.5, expected at the end of this year ... In 2.0.4, crm_mon gained a new --node option to show only status that's relevant to a specific node or tagged set of nodes. In 2.0.5, crm_mon will now also take --resource to show only status

[ClusterLabs] Antw: [EXT] Removing DRBD w/out Data Loss?

2020-09-09 Thread Ulrich Windl
Never tried this, but if you dd the unused DRBD device to a local block device, wouldn't that work? You could also copy the contents file-wise, but both methods require that DRBD is still operational. And very old fashioned: Backup and Restore (maybe using tapes) >>> Eric Robinson schrieb am

[ClusterLabs] Antw: [EXT] Data location

2020-09-09 Thread Ulrich Windl
>>> Seb schrieb am 08.09.2020 um 16:28 in Nachricht : > Hi, > > > I'm new to clustering. My purpose is to replace our current server (web, > mail received and sent, mailing lists, FTP) with an active/passive cluster > in order to minimize the downtime. > > I've read the "Clusters from