| 45 | |
| 46 | = 檢查hdfs磁碟狀況 = |
| 47 | |
| 48 | {{{ |
| 49 | waue@vpro:/opt/hadoop$ bin/hadoop fsck / |
| 50 | |
| 51 | |
| 52 | . |
| 53 | |
| 54 | /user/waue/input/1.txt: Under replicated blk_-90085106852013388_1001. Target Replicas is 3 but found 2 replica(s). |
| 55 | |
| 56 | |
| 57 | |
| 58 | /user/waue/input/1.txt: Under replicated blk_-4027196261436469955_1001. Target Replicas is 3 but found 2 replica(s). |
| 59 | |
| 60 | . |
| 61 | |
| 62 | /user/waue/input/2.txt: Under replicated blk_-2300843106107816641_1002. Target Replicas is 3 but found 2 replica(s). |
| 63 | |
| 64 | . |
| 65 | |
| 66 | /user/waue/input/3.txt: Under replicated blk_-1561577350198661966_1003. Target Replicas is 3 but found 2 replica(s). |
| 67 | |
| 68 | . |
| 69 | |
| 70 | /user/waue/input/4.txt: Under replicated blk_1316726598778579026_1004. Target Replicas is 3 but found 2 replica(s). |
| 71 | |
| 72 | Status: HEALTHY |
| 73 | |
| 74 | Total size: 143451003 B |
| 75 | |
| 76 | Total dirs: 8 |
| 77 | |
| 78 | Total files: 4 |
| 79 | |
| 80 | Total blocks (validated): 5 (avg. block size 28690200 B) |
| 81 | |
| 82 | Minimally replicated blocks: 5 (100.0 %) |
| 83 | |
| 84 | Over-replicated blocks: 0 (0.0 %) |
| 85 | |
| 86 | Under-replicated blocks: 5 (100.0 %) |
| 87 | |
| 88 | Mis-replicated blocks: 0 (0.0 %) |
| 89 | |
| 90 | Default replication factor: 3 |
| 91 | |
| 92 | Average block replication: 2.0 |
| 93 | |
| 94 | Corrupt blocks: 0 |
| 95 | |
| 96 | Missing replicas: 5 (50.0 %) |
| 97 | |
| 98 | Number of data-nodes: 2 |
| 99 | |
| 100 | Number of racks: 1 |
| 101 | |
| 102 | |
| 103 | |
| 104 | |
| 105 | The filesystem under path '/' is HEALTHY |
| 106 | |
| 107 | }}} |