v.25.11Improvement

Modify how plain-rewritable disks store their metadata

Modify how plain-rewritable disks store their metadata in memory, resolving numerous bugs related to directory nesting and around that. #89125 (Mikhail Artemenko).
Improve metadata storage for plain-rewritable disks by modifying their in-memory representation, fixing multiple bugs related to directory nesting.

Why it matters

This feature addresses and resolves several issues with directory nesting and related metadata inconsistencies in plain-rewritable disks. It enhances stability and correctness when managing the disk metadata in memory, preventing errors and improving reliability.

How to use it

Users benefit from this improvement automatically when using plain-rewritable disks, with no additional configuration needed. The fix is applied internally to enhance metadata handling.