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Posted to dev@pinot.apache.org by GitBox <gi...@apache.org> on 2019/01/19 02:58:30 UTC

[GitHub] ly923976094 opened a new issue #3726: Multithreading concurrent request query, time increase problem

ly923976094 opened a new issue #3726: Multithreading concurrent request query, time increase problem
URL: https://github.com/apache/incubator-pinot/issues/3726
 
 
   For the same PQL, the time difference between using one thread to query and 10 threads to query concurrently is quite large. May I ask whether the number of concurrent requests is controlled by pinot server or whether the number of concurrent requests can be configured
   
   pql:SELECT SUM(psr1_nume), SUM(psr1_deno) FROM video_market-video_download_performance_full_day WHERE fdate BETWEEN 1547049600000 AND 1547135999000 AND country = 'USA' GROUP BY province, isp TOP 1000
   
   1 thread:
   timeUsedMs: 623
   
   10 thread:
   timeUsedMs: 1760
   timeUsedMs: 1920
   timeUsedMs: 1964
   timeUsedMs: 1963
   timeUsedMs: 1966
   timeUsedMs: 1868
   timeUsedMs: 1854
   timeUsedMs: 1968
   timeUsedMs: 1874
   timeUsedMs: 1869
   
   
   

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