OCFS2 Node Fence Caused by Removing the External Network Cable
(Doc ID 604958.1)
Last updated on MAY 08, 2020
Applies to:
Linux OS - Version 1.2.0-1 to 1.4.2-1 [Release OCFS2]Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64
Linux Itanium
Linux x86
***Checked for relevance on 01-Dec-2010***
Linux Kernel - Version: 1.2.0-1 to 1.4.2-1
Oracle Cluster File System version 2 (OCFS2) 1.x
***Checked for relevance on 04-Dec-2012***
This note is applicable for latest ocfs2 version 1.4-10 and 1.6 and 1.8.
Symptoms
You remove the network cable(s) from an OCFS2 cluster node and the server, or it's peers, are evicted from the cluster i.e. OCFS2 node panic or restart occurs.
Changes
One or more network interface cables are removed from the OCFS2 cluster node.
One or more network interface cards are brought down or the networking service itself is stopped on the OCFS2 cluster node.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| 1. OCFS2 - Which Network? |
| 2. Check if OCFS2 is using the correct network |
| 3. Reconfigure OCFS2 to use the private network |