[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17186020#comment-17186020 ] Mania Abdi commented on HDFS-14111: --- Hi  [~tlipcon] and  [~stakiar]  I am researching on debugging

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16786918#comment-16786918 ] Sahil Takiar commented on HDFS-14111: - Thank you [~jojochuang]! > hdfsOpenFile on HDFS causes

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16786223#comment-16786223 ] Hudson commented on HDFS-14111: --- SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #16147 (See

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16786199#comment-16786199 ] Wei-Chiu Chuang commented on HDFS-14111: My mistake – i accidentally added a file unrelated to

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16784091#comment-16784091 ] Wei-Chiu Chuang commented on HDFS-14111: +1 makes sense to me. Will wait for awhile for any one

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16783841#comment-16783841 ] Sahil Takiar commented on HDFS-14111: - I think this patch should be good to merge. Talked to a few

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16782252#comment-16782252 ] Wei-Chiu Chuang commented on HDFS-14111: Other than the errorno which I have no idea why, the

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16780838#comment-16780838 ] Hadoop QA commented on HDFS-14111: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16780727#comment-16780727 ] Sahil Takiar commented on HDFS-14111: - Posted updated patch. Fixed comments provided by Todd. The

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16779551#comment-16779551 ] Sahil Takiar commented on HDFS-14111: - Thanks for the feedback Todd, will address the issue with

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16778955#comment-16778955 ] Todd Lipcon commented on HDFS-14111: BTW does this also end up fixing HDFS-14083 along the way? It

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16777375#comment-16777375 ] Todd Lipcon commented on HDFS-14111: {quote} jthr = newJavaStr(env, "in:readbytebuffer", );

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16775747#comment-16775747 ] Wei-Chiu Chuang commented on HDFS-14111: I think using the StreamCapabilities is the perfect

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16774555#comment-16774555 ] Hadoop QA commented on HDFS-14111: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16774389#comment-16774389 ] Hadoop QA commented on HDFS-14111: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16772461#comment-16772461 ] Wei-Chiu Chuang commented on HDFS-14111: [~stakiar], assign the Jira to you. The patch makes

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16769858#comment-16769858 ] Sahil Takiar commented on HDFS-14111: - I can't attach patches to this JIRA since its not assigned to

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16769821#comment-16769821 ] Sahil Takiar commented on HDFS-14111: - For Todd's first suggestion. I think something like that

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16760737#comment-16760737 ] Steve Loughran commented on HDFS-14111: --- for the specific case of HDFS & libc, is there a way to

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16718160#comment-16718160 ] Todd Lipcon commented on HDFS-14111: Thanks for the links to those other initiatives, Steve. I think,

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16703069#comment-16703069 ] Steve Loughran commented on HDFS-14111: --- thanks for pointing me @ this. #1 Have a look at

[jira] [Commented] (HDFS-14111) hdfsOpenFile on HDFS causes unnecessary IO from file offset 0

[ https://issues.apache.org/jira/browse/HDFS-14111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16702237#comment-16702237 ] Todd Lipcon commented on HDFS-14111: [~ste...@apache.org] would be curious on your take on this.