What do " dlm_* " and " o2net_* " events logged in /var/log/message stand for ? and How to stop it ?

Solution Verified - Updated -

Issue

  • The following events are logged several times a day . What do they mean ?
kernel: (dsmc,31951,0):dlm_send_remote_convert_request:395 ERROR: status = -107
kernel: (dsmc,31951,0):dlm_wait_for_node_death:370 B94CD62B0B554223ABD6033738316E7E: waiting 5000ms for notification of death o
f node 2
kernel: (o2net,2587,0):o2net_connect_expired:1664 ERROR: no connection established with node 2 after 30.0 seconds, giving up an
d returning errors.
kernel: (dsmc,31951,0):dlm_send_remote_convert_request:395 ERROR: status = -107
  • How to stop these logs from appearing ?

Environment

  • Red Hat Enterprise Linux
  • Oracle RAC

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