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shard-split

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atlassian-labs / opensearch-aosc

Zero-downtime* index migration & scaling for OpenSearch

count schema online osc zero-downtime shard migration change scaling shards reindex opensearch online-migration schema-change opensearch-plugin shard-split online-shard-split online-shard-change change-shard-count

Updated Aug 20, 2026
Java

sharded-topology / reshard-planner

Star

Plan and sequence Vitess resharding offline. Key-range algebra, minimal Reshard workflow computation from source/target layouts, VSchema and topology preflight, VReplication duration estimates, and a step-by-step operator runbook with verification and rollback for every step. Dry-runs plans in CI.

mysql python cli devops capacity-planning sharding sre keyspace vitess runbook resharding dry-run database-operations shard-split vschema vreplication vindex vtctldclient vdiff

Updated Jul 20, 2026
Python

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