[Meta] Promote Segment Replication out of experimental.

[mch2]

More to come on this list.

• [Segment Replication & Remote Translog] Back-pressure and Recovery for lagging replica copies #4478
• [Segment Replication] Introduce new API to fetch existing metrics related to segment replication. #4554
• [Segment Replication] Update shard allocation to evenly distribute primaries. #5240
• [Segment Replication] [BUG] Primary to primary recovery (relocation) breaks with segment conflicts. #5242
• Feature flags should be defined in opensearch.yml #4102
• [Segment Replication] Update RefreshPolicy.WAIT_UNTIL to wait for replica refresh. #6045
• [Segment Replication] Allocation changes to distribute primaries - Benchmark & document improvements using opensearch-benchmark. #6210
• [Segment Replication] Revisit network timeout settings to avoid timeout exceptions #6027

Improvements:

• [Segment Replication] Update replica recovery to perform replication from source #5743
• [Segment Replication] - SeqNo and Version comparison between shards is not accurate. #6121

Bugs:

• [Segment Replication] Fix Failing RelocationIT tests with Segment Replication Enabled. #4665
• [Meta] Segment Replication flaky test failures  #5669
• [BUG] Evaulate and update all generation fields in SegmentCommitInfo during primary promotion #5701
• [BUG] Parallel segment replication rounds for same index on replica #5706
• [Segment Replication] [BUG] Missing documents post ingestion during primary failover and relocation #5946
• [BUG] [Segment Replication] Shard failures on node stop/restart  #6578

[anasalkouz]

Now, you can track the progress of Segment Replication on this board.
If you are interested and want to contribute, feel free to pick any of the pending task.
cc: @mattweber

[DarshitChanpura]

Hey @mch2 @andrross. Is the issue still on track to be completed by code-freeze on Apr-17 for v2.7.0. If not, it will be marked for next release v2.8.0