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Shard Allocation

Assess

Techniques

A mechanism for placing and balancing data shards across cluster nodes.

Why it's here

Placed in Assess: 1 article(s) of evidence from 1 source(s), led by research-stage coverage, with 1 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.

Evidence (1)

  • 5InfoQ·7/17/2026research
    Uber's Zone-Failure-Resilient OpenSearch Clusters

    Uber described how it keeps OpenSearch clusters available during a zone outage. The approach combines OpenSearch shard allocation with Uber's isolation-group design on the Odin container orchestration platform to preserve both search queries and data ingestion.