[HDDS-1697] Optimize the KeyManagerImpl#*get Apis using Rocksdb#multiGet api

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 0.4.0
• Component/s: Ozone Manager
• Labels: ozone-performance
• Target Version/s: 2.0.0
• Assignee: Tanvi Penumudy
• Reporter: Mukul Kumar Singh
• Created: 17/Jun/19 17:23
• Updated: 16/Dec/23 23:43

Description

Rocksdb provides a multigetApit to get multiple set of keys in a single rocksdb call.

This will help in optimizing multiple rocksdb lookup, by replacing them with multiGetAsList call using the following api

https://github.com/facebook/rocksdb/blob/7a8d7358bb40b13a06c2c6adc62e80295d89ed05/java/src/main/java/org/rocksdb/RocksDB.java#L2050