Prerequisites
The following packages should be installed.
Pacemaker Package | Supported Versions |
pacemaker | 1.1.18 and 2.1.3 |
pcs | 0.9.x, 0.10.x and 0.11.x |
Corosync | 2.4.3 and 3.1.5 |
In the default sync mode, DRBD must be installed by the user. However, if NFS is chosen as the synchronization mechanism, DRBD is not mandatory.
DRBD | Supported Versions |
DRBD utils | 8.x.x,and 9.x.x |
DRBD Dual-Primary Requirements | |
OS | Ubuntu 24.04+ |
DRBD | Kernel module >= 8.4.x, drbd-utils 9.x |
OCFS2 | ocfs2-tools package |
Ports | 7777 (O2CB), 7788 (DRBD) |
Storage | Dedicated partition on both nodes (same size) |