Provisioning of long running Services via HOD ---------------------------------------------
Key: HADOOP-6959 URL: https://issues.apache.org/jira/browse/HADOOP-6959 Project: Hadoop Common Issue Type: New Feature Environment: Should work on any environment Reporter: Saikat Kanjilal Priority: Minor Work on a computation model for services on the grid. The model would include: Various tools for defining clients and servers of the service, and at the least a C++ and Java instantiation of the abstractions Logical definitions of how to partition work onto a set of servers, i.e. a generalized shard implementation A few useful abstractions like locks (exclusive and RW, fairness), leader election, transactions, Various communication models for groups of servers belonging to a service, such as broadcast, unicast, etc. Tools for assuring QoS, reliability, managing pools of servers for a service with spares, etc. Integration with HDFS for persistence, as well as access to local filesystems Integration with ZooKeeper so that applications can use the namespace -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.