[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2020-07-08 Thread Liu Zheng (Jira)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17154114#comment-17154114 ] Liu Zheng commented on HBASE-16212: --- this issue seems to be reproduced in version hbas

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-22 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15389757#comment-15389757 ] Anoop Sam John commented on HBASE-16212: So as per this, when 2 threads work on s

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-20 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15385485#comment-15385485 ] Zhihua Deng commented on HBASE-16212: - Test on master branch, shows that the problem

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-20 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15385463#comment-15385463 ] Zhihua Deng commented on HBASE-16212: - Test on master branch, shows that the problem

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383580#comment-15383580 ] stack commented on HBASE-16212: --- [~dengzh] Makes sense. Nice one. Let me compare logging ho

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383565#comment-15383565 ] Zhihua Deng commented on HBASE-16212: - Changing from threadlocal to a common field, y

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383517#comment-15383517 ] Zhihua Deng commented on HBASE-16212: - Test it on my cluster, a hmaster with two regi

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383516#comment-15383516 ] Zhihua Deng commented on HBASE-16212: - Test it on my cluster, a hmaster with two regi

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383514#comment-15383514 ] Zhihua Deng commented on HBASE-16212: - Thanks [~stack]. From the logging, it implies

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383158#comment-15383158 ] stack commented on HBASE-16212: --- Do you think we'll connect to the DN less freqently with t

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-18 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15383156#comment-15383156 ] stack commented on HBASE-16212: --- Tell us more [~dengzh]? I think I get it. The thread local

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-17 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15381648#comment-15381648 ] Zhihua Deng commented on HBASE-16212: - Similar to the case of HBASE-10676. [~lhofhan

[jira] [Commented] (HBASE-16212) Many connections to datanode are created when doing a large scan

2016-07-15 Thread Zhihua Deng (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-16212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15379100#comment-15379100 ] Zhihua Deng commented on HBASE-16212: - Remove the wrong unit test, The TestHFileBlock