[HBASE-23723] Ensure MOB compaction works in optimized mode after snapshot clone

• Type: Sub-task
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha-1
• Component/s: Compaction, mob, snapshots

Release Note

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HFiles written for a MOB enabled column family now store metadata with a multimap of TableAtWrite -> MOB HFile name for all cells within.

The additional information about the original table is used to properly locate the written hfiles during the write amplification optimized compaction process.

• Assignee: Sean Busbey
• Reporter: Vladimir Rodionov
• Created: 23/Jan/20 05:27
• Updated: 16/Aug/22 20:08
• Resolved: 08/Apr/20 19:20

Description

How does code handle snapshot naming convention for MOB files.

Issue Links

• breaks: HBASE-24163 MOB compactor implementations should use format specifiers when calling String.format
• links to: GitHub Pull Request #1446
• links to: GitHub Pull Request #4617
• links to: GitHub Pull Request #4704