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CONTAP-714242: iRDMA CM Lock Contention Causes CPU Soft Lockup and node reboots unexpectedly

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Category:
ontap-9
Specialty:
core
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Issue

ONTAP cluster node reboots unexpectedly. Example:
thread (ib_cm_6) on cpu 5 hung for 4001 milliseconds in process ib_cm_6 on release 9.16.1P10 (C).

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