elastic/elasticsearch
Add columns CAT Shards for _tier_preference and node.roles
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#136.895 geöffnet am 21.10.2025
:Core/Infra/CAT APIs>enhancementTeam:Core/Infragood first issue
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Description
👋 howdy!
Hopefully this avoids the XPack-vs-commercial issues surfaced in https://github.com/elastic/elasticsearch/issues/37499. (XY Problem:) I'd like to streamline investigating assigned shard allocation issues related to ILM. As part of flow after https://github.com/elastic/elasticsearch/pull/99612 or Health Report telling you indices are flagged stagnant on migrations.
As part of this, I'd like if CAT Shards would report columns
- the shard's index's
index.routing.allocation.include._tier_preferencesetting used by ILM - the shard's node's roles in short form
In practice, I usually flag via an aggregated view and then review a table of what'd be the above similar output. For example when cold backs up warm backs up hot:
TIA!