Yi Jin created HAWQ-234:
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Summary: Improve HAWQ resource manager resource allocation
algorithm and RPC framework
Key: HAWQ-234
URL: https://issues.apache.org/jira/browse/HAWQ-234
Project: Apache HAWQ
Issue Type: Improvement
Components: Resource Manager
Reporter: Yi Jin
Assignee: Lei Chang
1) reject resource request from dispatcher at once if too many segments
unavailable;
2) explain how many segments unavailable in current cluster when the resource
request is rejected;
3) make error message string generated in resource manager process only for all
resource manager RPCs;
4) change NVSEG_* limits semantic meanings to latest version;
5) minimum vseg number for one resource request is changed to queue vseg num /
active_statements, but the request having only a few vseg required is not
changed.
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