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wujinhu edited comment on HADOOP-15027 at 1/11/18 8:43 AM: ----------------------------------------------------------- Hi [~Sammi], here are some performance data. I use this tool(https://github.com/hortonworks/hive-testbench) to compare run time between this patch and current version. {code:java} query after before query13.sql 241.591 440.524 query28.sql 1259.307 1943.949 query51.sql 469.618 722.904 query73.sql 216.596 414.75 query96.sql 268.869 476.473 {code} was (Author: wujinhu): Hi [~Sammi], here are some performance data. I use this tool(https://github.com/hortonworks/hive-testbench) to compare run time between this patch and current version. {code:java} query after before query13.sql 241.591 440.524 query28.sql 1259.307 1943.949 query51.sql 469.618 722.904 query73.sql 216.596 414.75 query96.sql 268.869 476.473 {code} > AliyunOSS: Support multi-thread pre-read to improve read from Hadoop to > Aliyun OSS performance > ---------------------------------------------------------------------------------------------- > > Key: HADOOP-15027 > URL: https://issues.apache.org/jira/browse/HADOOP-15027 > Project: Hadoop Common > Issue Type: Sub-task > Components: fs/oss > Affects Versions: 3.0.0 > Reporter: wujinhu > Assignee: wujinhu > Attachments: HADOOP-15027.001.patch, HADOOP-15027.002.patch, > HADOOP-15027.003.patch, HADOOP-15027.004.patch, HADOOP-15027.005.patch, > HADOOP-15027.006.patch, HADOOP-15027.007.patch, HADOOP-15027.008.patch, > HADOOP-15027.009.patch, HADOOP-15027.010.patch, HADOOP-15027.011.patch, > HADOOP-15027.012.patch > > > Currently, AliyunOSSInputStream uses single thread to read data from > AliyunOSS, so we can do some refactoring by using multi-thread pre-read to > improve read performance. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org