FAQ
Hi ,

thanks for reply. Msg says that "The filesystem under path '/' is CORRUPT"

Whole msg is :-

[hadoop@vmlinux3 bin]$ hadoop fsck /
.
/home/hadoop/mapred/system/jobtracker.info: CORRUPT block
blk_-4797974583768874015

/home/hadoop/mapred/system/jobtracker.info: MISSING 1 blocks of total size 4
B.Status: CORRUPT
Total size: 4 B
Total dirs: 8
Total files: 1
Total blocks (validated): 1 (avg. block size 4 B)
********************************
CORRUPT FILES: 1
MISSING BLOCKS: 1
MISSING SIZE: 4 B
CORRUPT BLOCKS: 1
********************************
Minimally replicated blocks: 0 (0.0 %)
Over-replicated blocks: 0 (0.0 %)
Under-replicated blocks: 0 (0.0 %)
Mis-replicated blocks: 0 (0.0 %)
Default replication factor: 1
Average block replication: 0.0
Corrupt blocks: 1
Missing replicas: 0
Number of data-nodes: 1
Number of racks: 1


The filesystem under path '/' is CORRUPT
[hadoop@vmlinux3 bin]$


Vaibhav Negi


On Fri, Aug 27, 2010 at 12:25 AM, Galloway, Michael D.
wrote:
As said earlier try:

hadoop fsck /



----- Original Message -----
From: Vaibhav Negi
Sent: Thursday, August 26, 2010 07:22 AM
To: general@hadoop.apache.org <general@hadoop.apache.org>
Subject: WARNING : There are about 1 missing blocks. Please check the log
or run fsck.

Hi ,

I am using hadoop version : 0.20.2 . I am getting this error message.

WARNING : There are about 1 missing blocks. Please check the log or run
fsck.

What to do? Is there any problem in the cluster



Regards

Vaibhav Negi
Software Engineer– Engineering.
One97 Communications Ltd
P: +91 11 46500197 Extn:461
M: + 91 9582259332

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