[LU-2022] MGS fails to mount due to "has no index assigned (probably formatted with old mkfs" error

• Type: Bug
• Resolution: Fixed
• Priority: Blocker
• Fix Version/s: Lustre 2.4.0
• Affects Version/s: Lustre 2.4.0
• Severity: 3
• Assignee: Keith Mannthey (Inactive)
• Reporter: James A Simmons

Description

In 2.4 the MGS is not formated with a index. In fact you can't specify a index but mount.lustre will not mount any device without a index.

Issue Links

• is related to: LU-3559 MGS formatted with Lustre 2.1 cannot be started with Lustre 2.4
• is related to: LU-2202 1.8.8/2.2<->master MDS fails to mount due to lack of index for MDS on older lustre