[TAJO-1497] RPC client does not share a connection

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.9.0, 0.10.0
• Fix Version/s: 0.11.0
• Component/s: Java Client, RPC
• Assignee: Jinho Kim
• Reporter: Jinho Kim
• Created: 01/Apr/15 05:00
• Updated: 20/Apr/15 07:54
• Resolved: 16/Apr/15 09:18

Description

Currently, tajo client try to connect per client API call.
ServerCallable request to server and then It close the channel. We should close only Idle connection.
If a server throw the service exception, client and server always close the channel. we should fix it

Issue Links

• is required by: TAJO-1571 Merge TAJO-1497 and TAJO-1569 to 0.10.1
• relates to: TAJO-1468 Integration test does not terminate occasionally
• relates to: TAJO-1516 JDBC connection is lost while retrieving large results
• relates to: TAJO-1391 RpcConnectionPool should check reference counter of connection before close
• relates to: TAJO-1424 Investigate the problem of too many "Try to connect" messeges during Travic CI build