OLVM: KVM hosts couldn't Join Cluster and not able to Run VM Due to Mismatching kernels after Upgraded.
(Doc ID 2732203.1)
Last updated on JANUARY 03, 2021
Applies to:Linux OS - Version Oracle Linux 7.9 with Unbreakable Enterprise Kernel [5.4.17] and later
KVM Host will not run VM’s and will not join cluster, nor does restarting the network service have any effect.
systemd: network.service: control process exited, code=exited status=1
systemd: Failed to start LSB: Bring up/down networking.
systemd: Unit network.service entered failed state.
systemd: network.service failed.
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