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Posted to dev@mesos.apache.org by "Benjamin Mahler (JIRA)" <ji...@apache.org> on 2013/12/05 21:19:36 UTC
[jira] [Created] (MESOS-867) ZK Membership IDs are 32 bit signed
integers, not 64 bit unsigned integers.
Benjamin Mahler created MESOS-867:
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Summary: ZK Membership IDs are 32 bit signed integers, not 64 bit unsigned integers.
Key: MESOS-867
URL: https://issues.apache.org/jira/browse/MESOS-867
Project: Mesos
Issue Type: Bug
Reporter: Benjamin Mahler
Assignee: Benjamin Mahler
Fix For: 0.16.0
The ZK Group code was written using 64 bit unsigned integers for the sequence numbers, however it is clearly documented that these are signed 32 bit integers that will overflow when 4 billion is reached:
http://zookeeper.apache.org/doc/r3.1.2/zookeeperProgrammers.html#Sequence+Nodes+--+Unique+Naming
This is something that can occur over a long period with significant churn, but we should fix it as the code does not handle it.
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