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Zookeeper >> mail # user >> multiple zookeepers - same data directory

Will Johnson 2012-07-05, 16:53
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Re: multiple zookeepers - same data directory
There's nothing to prevent this as it stands, no, except user action. A
lock file might not be a bad idea.


On Thu, Jul 5, 2012 at 12:53 PM, Will Johnson <[EMAIL PROTECTED]> wrote:

> We recently ran into an issue where two zookeepers servers which were a
> part of two separate quorums were configured to use the same data
> directory.  Interestingly, the zookeeper servers did not seem to complain
> and both seemed to work fine until one of them was restarted.  Once that
> happened all sort of chaos ensued.  I understand that this is a
> misconfiguration should zookeeper complain about this or do users need to
> protect themselves in some external fashion?  Is a simple file lock enough
> or are there other things I should take into consideration if it's up to me
> to handle?
> I'm happy to file a jira for this as I didn't see any doc related to it
> but I wanted to see if I missed something first.
> -          will
Patrick Hunt 2012-07-05, 17:09
Will Johnson 2012-07-05, 17:34
David Nickerson 2012-07-06, 00:56