hard lockup panic in during execution of CFS bandwidth period timer in Red Hat Enterprise Linux 7
Issue
- RHEL 7 server with Hadoop and cgroup configured, randomly crashes with Hard Lockups.
Environment
- Red Hat Enterprise Linux 7
- Seen on kernel-3.10.0-693.5.2 / kernel-3.10.0-862.9.2 / kernel-3.10.0-957
- Hadoop/Yarn with cgroup
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