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Posted to issues@impala.apache.org by "yucong (JIRA)" <ji...@apache.org> on 2017/09/06 07:28:00 UTC

[jira] [Created] (IMPALA-5897) impala concurrent query test

yucong created IMPALA-5897:
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             Summary: impala concurrent query test
                 Key: IMPALA-5897
                 URL: https://issues.apache.org/jira/browse/IMPALA-5897
             Project: IMPALA
          Issue Type: Question
         Environment: centos6.4   kernel: 2.6.32-642.el6.x86_64 ,cdh5.12.0 ,impala2.8.0
            Reporter: yucong


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



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