[MCOL-5602] PrimProc goes in a loop, 100% CPU usage on a single core Created: 2023-11-07  Updated: 2023-12-12  Resolved: 2023-12-05

Status: Closed
Project: MariaDB ColumnStore
Component/s: PrimProc
Affects Version/s: 23.10.0
Fix Version/s: 23.10.1

Type: Bug Priority: Critical
Reporter: Rick Pizzi Assignee: Roman
Resolution: Fixed Votes: 0
Labels: None

Sprint: 2023-11
Assigned for Review: Denis Khalikov Denis Khalikov

 Description   

PrimProc goes in a loop and anything is frozen including viewtablelock.
Logs are flooded with

DEC::nextPMToACK(): Couldn't find a PM to ACK! 0 max: 65536

and one CPU core is fully utilized.


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