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docs: clarify region count wording in daily check #22618

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Mar 24, 2026
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docs: clarify region count wording in daily check #22618

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docs: clarify region count wording in daily check
dbsid Mar 24, 2026
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hfxsd Mar 24, 2026
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Expand Up @@ -48,7 +48,7 @@ You can locate the slow SQL statement executed in the cluster. Then you can opti
+ `pending-peer-region-count`: The number of Regions with outdated Raft logs. It is normal that a few pending peers are generated in the scheduling process. However, it is not normal if this value is large for a period of time (longer than 30 minutes).
+ `undersized-region-count`: The number of Regions with a size smaller than `max-merge-region-size` or `max-merge-region-keys`.

Generally, it is normal that these values are not `0`. However, it is not normal that they are not `0` for quite a long time.
Generally, it is normal for these metrics to show small and non-zero values.

### KV Request Duration

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