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CONTAP-301255: Integer Overflow causes delayed scheduling of critical operations

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ontap-9
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core
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Issue

A node will either:

  • experience an elongated consistency point potentially lasting several minutes
  • reboot unexpectedly if the consistency point hits a timeout of ten minutes or more with a similar error message to below:

PANIC: WAFL hung for sfo_aggrB2 with CP timeout value 120 in SK process wafl_exempt09 on release R9.15.1 on Tue Aug 27 12:23:34 CDT 2024

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