[IMPALA-5897] impala concurrent query test

• Type: Question
• Status: Resolved
• Priority: Major
• Resolution: Information Provided
• Environment: centos6.4 kernel: 2.6.32-642.el6.x86_64 ,cdh5.12.0 ,impala2.8.0
• Epic Color: ghx-label-5
• Assignee: Unassigned
• Reporter: yucong
• Created: 06/Sep/17 07:27
• Updated: 07/Sep/17 08:08
• Resolved: 06/Sep/17 16:54

Description

We use jmeter for concurrent testing, the use of the latest jdbc driver, the results reached 60 concurrent impala can not connect, but impala-shell can still work, jdbc drive class is com.cloudera.impala.jdbc4.Driver, jdbc URL is jdbc : impala: //192.168.3.153: 21050 / test, and then I used the UseNativeQuery = 1 parameter, still can not solve this problem,it is mean impala use jdbc connect max concurrent query is 50 ?
the cluster has 8 node，each one have e7 4830 32 core，128G mem