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hdfs_fsck [2015/09/09 10:36] steve |
hdfs_fsck [2015/09/09 10:41] steve |
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| 0. BP-1693696885-172.17.0.2-1441734712805:blk_1073742259_1435 len=2633979 repl=3 | 0. BP-1693696885-172.17.0.2-1441734712805:blk_1073742259_1435 len=2633979 repl=3 | ||
| ... | ... | ||
| + | </code> | ||
| + | |||
| + | ** Check the health of a file, display the blocks, and which nodes the file is on ** | ||
| + | |||
| + | <code> | ||
| + | hdfs fsck /user/root/sample.txt -files -blocks -locations | ||
| + | </code> | ||
| + | |||
| + | <code> | ||
| + | ... | ||
| + | 0. BP-1693696885-172.17.0.2-1441734712805:blk_1073742259_1435 len=2633979 repl=3 [172.17.0.2:50010, 172.17.0.3:50010, 172.17.0.4:50010] | ||
| + | ... | ||
| + | </code> | ||
| + | |||
| + | ** Check the health of the entire filesystem ** | ||
| + | |||
| + | This must be run as user ''hdfs'' since ''root'' does not have full permissions. | ||
| + | |||
| + | <code> | ||
| + | hdfs fsck / | ||
| + | </code> | ||
| + | |||
| + | <code> | ||
| + | ... | ||
| + | The filesystem under path '/' is HEALTHY | ||
| </code> | </code> | ||
