[MDEV-18946] munmap of 1 byte during shutdown is EINVAL Created: 2019-03-16  Updated: 2019-03-18  Resolved: 2019-03-18

Status: Closed
Project: MariaDB Server
Component/s: Storage Engine - InnoDB
Affects Version/s: 10.3.7
Fix Version/s: 10.3.14, 10.4.4

Type: Bug Priority: Major
Reporter: Daniel Black Assignee: Marko Mäkelä
Resolution: Fixed Votes: 0
Labels: None

Issue Links:
Problem/Incident
is caused by MDEV-10814 Feature request: Optionally exclude ... Closed

 Description   

added in MDEV-10814 where a missing argument cased a later optional argument, the boolean true, to be treated as the size.

The unmap of this memory occurs during shutdown and resizing innodb buffer pool. As a result the memory is lost but still allocated until shutdown complete.
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