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HDFS-13812. Fix the inconsistent default refresh interval on Caching documentation. Contributed by Hrishikesh Gadre.

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Signed-off-by: Xiao Chen <xiao@apache.org>
(cherry picked from commit 6ccb809c2d38a45e716153ba16e135cb76167b2b)
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Hrishikesh Gadre 2018-09-04 21:48:15 -07:00 committed by Xiao Chen
parent 54d3189cfa
commit 25337c045a
1 changed files with 1 additions and 1 deletions
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hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/CentralizedCacheManagement.md
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@ -220,7 +220,7 @@ The following properties are not required, but may be specified for tuning:
The NameNode will use this as the amount of milliseconds between subsequent path cache rescans. This calculates the blocks to cache and each DataNode containing a replica of the block that should cache it.
By default, this parameter is set to 300000, which is five minutes.
By default, this parameter is set to 30000, which is thirty seconds.
* dfs.datanode.fsdatasetcache.max.threads.per.volume