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From Mck <...@apache.org>
Subject Re: IOException: Unable to create hard link ... /snapshots/ ... (errno 17)
Date Tue, 03 May 2011 19:05:12 GMT
On Tue, 2011-05-03 at 13:52 -0500, Jonathan Ellis wrote:
> you should probably look to see what errno 17 means for the link
> system call on your system. 

That the file already exists.
It seems cassandra is trying to make the same hard link in parallel
(under heavy write load) ?

I see now i can also reproduce the problem with hadoop and
ColumnFamilyOutputFormat. 
Turning off snapshot_before_compaction seems to be enough to prevent
it. 

~mck



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