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https://issues.apache.org/jira/browse/HDFS-9530?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Brahma Reddy Battula updated HDFS-9530:
---------------------------------------
Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 2.7.3
Status: Resolved (was: Patch Available)
> ReservedSpace is not cleared for abandoned Blocks
> -------------------------------------------------
>
> Key: HDFS-9530
> URL: https://issues.apache.org/jira/browse/HDFS-9530
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 2.7.1
> Reporter: Fei Hui
> Assignee: Brahma Reddy Battula
> Fix For: 2.7.3
>
> Attachments: HDFS-9530-01.patch, HDFS-9530-02.patch,
> HDFS-9530-03.patch, HDFS-9530-branch-2.7-001.patch,
> HDFS-9530-branch-2.7-002.patch
>
>
> i think there are bugs in HDFS
> ===============================================================================
> here is config
> <property>
> <name>dfs.datanode.data.dir</name>
> <value>
>
> file:///mnt/disk4,file:///mnt/disk1,file:///mnt/disk3,file:///mnt/disk2
> </value>
> </property>
> here is dfsadmin report
> [hadoop@worker-1 ~]$ hadoop dfsadmin -report
> DEPRECATED: Use of this script to execute hdfs command is deprecated.
> Instead use the hdfs command for it.
> Configured Capacity: 240769253376 (224.23 GB)
> Present Capacity: 238604832768 (222.22 GB)
> DFS Remaining: 215772954624 (200.95 GB)
> DFS Used: 22831878144 (21.26 GB)
> DFS Used%: 9.57%
> Under replicated blocks: 4
> Blocks with corrupt replicas: 0
> Missing blocks: 0
> -------------------------------------------------
> Live datanodes (3):
> Name: 10.117.60.59:50010 (worker-2)
> Hostname: worker-2
> Decommission Status : Normal
> Configured Capacity: 80256417792 (74.74 GB)
> DFS Used: 7190958080 (6.70 GB)
> Non DFS Used: 721473536 (688.05 MB)
> DFS Remaining: 72343986176 (67.38 GB)
> DFS Used%: 8.96%
> DFS Remaining%: 90.14%
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> Xceivers: 1
> Last contact: Wed Dec 09 15:55:02 CST 2015
> Name: 10.168.156.0:50010 (worker-3)
> Hostname: worker-3
> Decommission Status : Normal
> Configured Capacity: 80256417792 (74.74 GB)
> DFS Used: 7219073024 (6.72 GB)
> Non DFS Used: 721473536 (688.05 MB)
> DFS Remaining: 72315871232 (67.35 GB)
> DFS Used%: 9.00%
> DFS Remaining%: 90.11%
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> Xceivers: 1
> Last contact: Wed Dec 09 15:55:03 CST 2015
> Name: 10.117.15.38:50010 (worker-1)
> Hostname: worker-1
> Decommission Status : Normal
> Configured Capacity: 80256417792 (74.74 GB)
> DFS Used: 8421847040 (7.84 GB)
> Non DFS Used: 721473536 (688.05 MB)
> DFS Remaining: 71113097216 (66.23 GB)
> DFS Used%: 10.49%
> DFS Remaining%: 88.61%
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> Xceivers: 1
> Last contact: Wed Dec 09 15:55:03 CST 2015
> ================================================================================
> when running hive job , dfsadmin report as follows
> [hadoop@worker-1 ~]$ hadoop dfsadmin -report
> DEPRECATED: Use of this script to execute hdfs command is deprecated.
> Instead use the hdfs command for it.
> Configured Capacity: 240769253376 (224.23 GB)
> Present Capacity: 108266011136 (100.83 GB)
> DFS Remaining: 80078416384 (74.58 GB)
> DFS Used: 28187594752 (26.25 GB)
> DFS Used%: 26.04%
> Under replicated blocks: 7
> Blocks with corrupt replicas: 0
> Missing blocks: 0
> -------------------------------------------------
> Live datanodes (3):
> Name: 10.117.60.59:50010 (worker-2)
> Hostname: worker-2
> Decommission Status : Normal
> Configured Capacity: 80256417792 (74.74 GB)
> DFS Used: 9015627776 (8.40 GB)
> Non DFS Used: 44303742464 (41.26 GB)
> DFS Remaining: 26937047552 (25.09 GB)
> DFS Used%: 11.23%
> DFS Remaining%: 33.56%
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> Xceivers: 693
> Last contact: Wed Dec 09 15:37:35 CST 2015
> Name: 10.168.156.0:50010 (worker-3)
> Hostname: worker-3
> Decommission Status : Normal
> Configured Capacity: 80256417792 (74.74 GB)
> DFS Used: 9163116544 (8.53 GB)
> Non DFS Used: 47895897600 (44.61 GB)
> DFS Remaining: 23197403648 (21.60 GB)
> DFS Used%: 11.42%
> DFS Remaining%: 28.90%
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> Xceivers: 750
> Last contact: Wed Dec 09 15:37:36 CST 2015
> Name: 10.117.15.38:50010 (worker-1)
> Hostname: worker-1
> Decommission Status : Normal
> Configured Capacity: 80256417792 (74.74 GB)
> DFS Used: 10008850432 (9.32 GB)
> Non DFS Used: 40303602176 (37.54 GB)
> DFS Remaining: 29943965184 (27.89 GB)
> DFS Used%: 12.47%
> DFS Remaining%: 37.31%
> Configured Cache Capacity: 0 (0 B)
> Cache Used: 0 (0 B)
> Cache Remaining: 0 (0 B)
> Cache Used%: 100.00%
> Cache Remaining%: 0.00%
> Xceivers: 632
> Last contact: Wed Dec 09 15:37:36 CST 2015
> =========================================================================
> but, df output is as follows on worker-1
> [hadoop@worker-1 ~]$ df
> Filesystem 1K-blocks Used Available Use% Mounted on
> /dev/xvda1 20641404 4229676 15363204 22% /
> tmpfs 8165456 0 8165456 0% /dev/shm
> /dev/xvdc 20642428 2596920 16996932 14% /mnt/disk3
> /dev/xvdb 20642428 2692228 16901624 14% /mnt/disk4
> /dev/xvdd 20642428 2445852 17148000 13% /mnt/disk2
> /dev/xvde 20642428 2909764 16684088 15% /mnt/disk1
> df output conflitcs with dfsadmin report
> any suggestions?
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