[Zebra] Pig script with Zebra data storage brings down name node due to
excessive name node call.
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Key: PIG-1421
URL: https://issues.apache.org/jira/browse/PIG-1421
Project: Pig
Issue Type: Bug
Affects Versions: 0.7.0
Reporter: Xuefu Zhang
Assignee: Xuefu Zhang
Fix For: 0.7.0
Because Pig call setLocation() on LoadFunc API on both frontent and backend,
and Zebra makes name node access in its implementation, name node becomes
irresponsive because of the number of name node calls.
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