[LU-13087] The server highest transno can be lost, client reports 'went back in time'

• Type: Bug
• Resolution: Fixed
• Priority: Critical
• Fix Version/s: Lustre 2.14.0, Lustre 2.12.4
• Severity: 3
• Assignee: Mikhail Pershin
• Reporter: Mikhail Pershin

Description

The server highest transno can be lost after second-in-row failover due to uninitialized in-memory parameter lcd_last_transno