[ClusterLabs] FYI: regression using 2.0.0 / 1.1.19 Pacemaker Remote node with older cluster nodes

2018-07-16 Thread Ken Gaillot
Hi all, The just-released Pacemaker 2.0.0 and 1.1.19 releases have an issue when a Pacemaker Remote node is upgraded before the cluster nodes. Pacemaker 2.0.0 contains a fix (also backported to 1.1.19) for the longstanding issue of "crm_node -n" getting the wrong name when run on the command

[ClusterLabs] Antw: Antwort: Antw: Antw: Antwort: Antw: corosync/dlm fencing?

2018-07-16 Thread Ulrich Windl
>>> Philipp Achmüller schrieb am 16.07.2018 um 14:09 in Nachricht : > Hi, > >> Von: "Ulrich Windl" >> An: >> Datum: 16.07.2018 13:46 >> Betreff: [ClusterLabs] Antw: Antw: Antwort: Antw: corosync/dlm fencing? >> Gesendet von: "Users" >> >> Hi again! >> >> Oh, I missed "...maintenance i would

[ClusterLabs] Antwort: Antw: Antw: Antwort: Antw: corosync/dlm fencing?

2018-07-16 Thread Philipp Achmüller
Hi, > Von: "Ulrich Windl" > An: > Datum: 16.07.2018 13:46 > Betreff: [ClusterLabs] Antw: Antw: Antwort: Antw: corosync/dlm fencing? > Gesendet von: "Users" > > Hi again! > > Oh, I missed "...maintenance i would like to standby 1 or 2 nodes from > "sitea""... > Yes - sorry for tons of logs

[ClusterLabs] Antw: Antw: Antwort: Antw: corosync/dlm fencing?

2018-07-16 Thread Ulrich Windl
Hi again! Oh, I missed "...maintenance i would like to standby 1 or 2 nodes from "sitea""... I think some time ago I had asked about the same thing for SLES11, and the answer was that with some configurations a standby is not possible (I thought it was related to OCFS2, but mybe it was cLVM or

[ClusterLabs] Antw: Antwort: Antw: corosync/dlm fencing?

2018-07-16 Thread Ulrich Windl
>>> Philipp Achmüller schrieb am 16.07.2018 um 11:44 in Nachricht : > hi! > > Thank you for comment. > Unfortunatly it is not obvious for me - the "grep fence" is attached in my > original message. Hi! OK, seems I missed finding the needle in all the hay... Anyway I think the problem is

[ClusterLabs] Antwort: Antw: corosync/dlm fencing?

2018-07-16 Thread Philipp Achmüller
hi! Thank you for comment. Unfortunatly it is not obvious for me - the "grep fence" is attached in my original message. i searched older logs with activated dubug information for dlm: - this is the sequence from syslog (from another timeframe): --- Node: siteb-2 (DC):

[ClusterLabs] Antw: corosync/dlm fencing?

2018-07-16 Thread Ulrich Windl
Hi! I don't run SLES 12, but in SLES 11 some RAs tried to unload kernel modules during stop, and when you had installed kernel updates before, the operation failed, and the cluster paniced (i.e.: started to fence the node). In your case it should be obvious from the logs why the cluster wants to