Show Table of Contents
6.8. Clustering
corosynccomponent- The redundant ring feature of corosync is not fully supported in combination with InfiniBand or Distributed Lock Manager (DLM). A double ring failure can cause both rings to break at the same time on different nodes. In addition, DLM is not functional if ring0 is down.
lvm2component, BZ#814779- Clustered environment is not supported by
lvmetadat the moment. If global/use_lvmetad=1 is used together with global/locking_type=3 configuration setting (clustered locking), the use_lvmetad setting is automatically overriden to0andlvmetadis not used in this case at all. Also, the following warning message is displayed:WARNING: configuration setting use_lvmetad overriden to 0 due to locking_type 3. Clustered environment not supported by lvmetad yet.
lucicomponent, BZ#615898luciwill not function with Red Hat Enterprise Linux 5 clusters unless each cluster node hasricciversion 0.12.2-14.

Where did the comment section go?
Red Hat's documentation publication system recently went through an upgrade to enable speedier, more mobile-friendly content. We decided to re-evaluate our commenting platform to ensure that it meets your expectations and serves as an optimal feedback mechanism. During this redesign, we invite your input on providing feedback on Red Hat documentation via the discussion platform.