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HDDS-11477. [doc] Add configuration description for datanode docs #7223

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whbing merged 6 commits into from
Sep 23, 2024
Merged

HDDS-11477. [doc] Add configuration description for datanode docs #7223

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3742ef8
HDDS-11477. [doc] Add configuration description for datanode docs
Sep 20, 2024
d5f813a
HDDS-11477. [doc] Add Recon description for Datanode docs.
Sep 20, 2024
63ef1bd
HDDS-11477. [doc] Add zh for Datanode docs.
Sep 20, 2024
3dc774d
HDDS-11477. [doc] update zh to fix punctuation.
Sep 23, 2024
f007846
HDDS-11477. [doc] Update zh to fix punctuation again.
Sep 23, 2024
d6aaeee
HDDS-11477. [doc] Update datanodes.md to hdds.datanode.dir.
Sep 23, 2024
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12 changes: 12 additions & 0 deletions hadoop-hdds/docs/content/concept/Datanodes.md
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Expand Up @@ -76,3 +76,15 @@ blocks that get reported. That is a 40x reduction in the block reports.
This extra indirection helps tremendously with scaling Ozone. SCM has far
less block data to process and the namespace service (Ozone Manager) as a
different service are critical to scaling Ozone.


## Notable configurations

key | default | <div style="width: 300px;">description</div>
----|---------|------------
dfs.container.ratis.datanode.storage.dir | none | This directory is used for storing Ratis metadata like logs.
ozone.scm.datanode.id.dir | none | The path that datanodes will use to store the datanode ID.
hdds.datanode.dir | none | Determines where on the local filesystem HDDS data will be stored.
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hdds.datanode.dir.du.reserved | none | Reserved space in bytes per volume. Always leave this much space free for non dfs use.
ozone.metadata.dirs | none | Directory to store persisted data (RocksDB).
ozone.recon.address | 0.0.0.0:9891 | RPC address of the Recon.
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