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https://issues.apache.org/jira/browse/HDFS-9033?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Junping Du updated HDFS-9033:
-----------------------------
Fix Version/s: 2.8.0
> dfsadmin -metasave prints "NaN" for cache used%
> -----------------------------------------------
>
> Key: HDFS-9033
> URL: https://issues.apache.org/jira/browse/HDFS-9033
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Archana T
> Assignee: Brahma Reddy Battula
> Fix For: 2.8.0, 2.7.2, 3.0.0-alpha1
>
> Attachments: HDFS-9033.patch
>
>
> In a metasave file, "NaN" is getting printed for cacheused% --
> For metasave file --
> hdfs dfsadmin -metasave fnew
> vi fnew
> Metasave: Number of datanodes: 3
> DN1:50076 IN 211378954240(196.86 GB) 2457942(2.34 MB) 0.00%
> 185318637568(172.59 GB) 0(0 B) 0(0 B) {color:red}NaN% {color}0(0 B) Mon Sep
> 07 17:22:42
> In DN report, Cache is -
> hdfs dfsadmin -report
> Decommission Status : Normal
> Configured Capacity: 211378954240 (196.86 GB)
> DFS Used: 3121152 (2.98 MB)
> Non DFS Used: 16376107008 (15.25 GB)
> DFS Remaining: 194999726080 (181.61 GB)
> DFS Used%: 0.00%
> DFS Remaining%: 92.25%
> {color:red}
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> {color}
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