RHEL 6 cluster operations fail with corosync reporting "[IPC] Not enough file descriptors for IPC connection"

Solution Unverified - Updated -

Issue

  • LV cannot be mounted - Not enough file descriptors for IPC connection
  • Cannot mount GFS2 file system in a cluster, and corosync reports "Not enough file descriptors"
Feb 11 20:46:31 node1 corosync[77977]:   [IPC   ] Not enough file desciptors for IPC connection.

Environment

  • Red Hat Enterprise Linux (RHEL) 6 with the High Availability Add On

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