To make this work I had to use pacemaker from upstream (Vanilla) version: 1.1.19-0
$ dpkg -l | grep 1.1.19 | awk '{print $2" "$3}' libcib4:amd64 1.1.19-0ubuntu1 libcrmcluster4:amd64 1.1.19-0ubuntu1 libcrmcommon3:amd64 1.1.19-0ubuntu1 libcrmservice3:amd64 1.1.19-0ubuntu1 liblrmd1:amd64 1.1.19-0ubuntu1 libpe-rules2:amd64 1.1.19-0ubuntu1 libpe-status10:amd64 1.1.19-0ubuntu1 libpengine10:amd64 1.1.19-0ubuntu1 libstonithd2:amd64 1.1.19-0ubuntu1 libtransitioner2:amd64 1.1.19-0ubuntu1 pacemaker 1.1.19-0ubuntu1 pacemaker-cli-utils 1.1.19-0ubuntu1 pacemaker-common 1.1.19-0ubuntu1 pacemaker-doc 1.1.19-0ubuntu1 pacemaker-resource-agents 1.1.19-0ubuntu1 AND fence-agents from Ubuntu Eoan: fence-agents 4.2.1-1 Only after that "combination" I was able to make fence_scsi agent to work: (k)rafaeldtinoco@clubionic01:~$ crm conf show node 1: clubionic01.private node 2: clubionic02.private node 3: clubionic03.private primitive fence_clubionic stonith:fence_scsi \ params pcmk_host_list="clubionic01.private clubionic02.private clubionic03.private" devices="/dev/sda" \ meta provides=unfencing property cib-bootstrap-options: \ have-watchdog=false \ dc-version=1.1.19-1.1.19 \ cluster-infrastructure=corosync \ cluster-name=clubionic \ stonith-enabled=true \ stonith-action=off \ no-quorum-policy=stop with proper reservations being made: (k)rafaeldtinoco@clubionic03:~$ sudo sg_persist --in --read-keys --device=/dev/sda LIO-ORG cluster.bionic. 4.0 Peripheral device type: disk PR generation=0x4, 3 registered reservation keys follow: 0x3abe0002 0x3abe0000 0x3abe0001 ** Also affects: fence-agents (Ubuntu) Importance: Undecided Status: New ** Changed in: pacemaker (Ubuntu) Assignee: Rafael David Tinoco (rafaeldtinoco) => (unassigned) ** Changed in: pacemaker (Ubuntu) Importance: Medium => Undecided ** Changed in: pacemaker (Ubuntu) Status: Confirmed => Triaged ** Also affects: pacemaker (Ubuntu Focal) Importance: Undecided Status: Triaged ** Also affects: fence-agents (Ubuntu Focal) Importance: Undecided Status: New ** Also affects: pacemaker (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: fence-agents (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: pacemaker (Ubuntu Eoan) Importance: Undecided Status: New ** Also affects: fence-agents (Ubuntu Eoan) Importance: Undecided Status: New ** Also affects: pacemaker (Ubuntu Disco) Importance: Undecided Status: New ** Also affects: fence-agents (Ubuntu Disco) Importance: Undecided Status: New ** No longer affects: pacemaker (Ubuntu Focal) ** No longer affects: pacemaker (Ubuntu Eoan) ** No longer affects: pacemaker (Ubuntu Disco) ** Changed in: pacemaker (Ubuntu) Status: Triaged => Fix Released ** Changed in: pacemaker (Ubuntu Bionic) Status: New => Confirmed ** Changed in: pacemaker (Ubuntu Bionic) Importance: Undecided => High ** Changed in: pacemaker (Ubuntu Bionic) Assignee: (unassigned) => Rafael David Tinoco (rafaeldtinoco) ** Changed in: fence-agents (Ubuntu Eoan) Status: New => Fix Released ** Changed in: fence-agents (Ubuntu Focal) Status: New => Fix Released ** Changed in: fence-agents (Ubuntu Disco) Status: New => Confirmed ** Changed in: fence-agents (Ubuntu Bionic) Status: New => Confirmed ** Changed in: fence-agents (Ubuntu Bionic) Importance: Undecided => Medium ** Changed in: fence-agents (Ubuntu Disco) Importance: Undecided => Medium ** Changed in: pacemaker (Ubuntu Bionic) Importance: High => Medium ** Changed in: fence-agents (Ubuntu Bionic) Assignee: (unassigned) => Rafael David Tinoco (rafaeldtinoco) ** Changed in: fence-agents (Ubuntu Disco) Assignee: (unassigned) => Rafael David Tinoco (rafaeldtinoco) -- You received this bug notification because you are a member of Ubuntu Server, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1865523 Title: [bionic] fence_scsi not working properly with 1.1.18-2ubuntu1.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fence-agents/+bug/1865523/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs