This is exactly what Hedwig does.
John as Neha mentioned,
You might want to look at Kafka/Hedwig/ActiveMQ.
On Tue, Dec 6, 2011 at 11:41 AM, Ted Dunning <[EMAIL PROTECTED]> wrote:
> ZK definitely provides the raw material for something like SQS.
> Generally, however, a queue *in* ZK isn't quite as good an idea as a queue
> that is *coordinated* by ZK, mostly for performance reasons. Thus Pat's
> suggestion to look at Bookkeeper is not a bad one at all. A direct clone
> of SQS that pushes state to ZK for fail-over purposes would be very easy to
> On Tue, Dec 6, 2011 at 11:16 AM, Mike Schilli <[EMAIL PROTECTED]> wrote:
>> Seems like it should be possible to implement a queue service like
>> Amazon's SQS  with ZooKeeper, with queue items becoming 'invisible'
>> once a client picks them, but pop back into the queue after a timeout
>> unless the client doesn't explicitly delete them.
>> Anyone done that?
>> -- Mike
>> Mike Schilli
>> [EMAIL PROTECTED]
>>  http://aws.amazon.com/sqs