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From Konstantin Shvachko <...@yahoo-inc.com>
Subject Re: Locks in hadoop
Date Fri, 16 Jan 2009 02:12:34 GMT
Did you look at Zookeeper?

Sagar Naik wrote:
> I would like to implement a  locking mechanism across the hdfs cluster
> I assume there is no inherent support for it
> I was going to do it with files. According to my knowledge, file 
> creation is an atomic operation. So the file-based lock should work.
> I need to think through with all conditions but if some one has better 
> idea/solution, pl share
> Thanks
> -Sagar

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