TimSort bug and its workaround

2015-02-26 Thread Tsuyoshi Ozawa
Hi hadoop developers, Last 2 weeks, a bug of JDK about TimSort, related to Collections#sort, is reported. How can we deal with this problem? http://envisage-project.eu/timsort-specification-and-verification/ https://bugs.openjdk.java.net/browse/JDK-8072909 The bug causes ArrayIndexOutOfBoundsEx

Re: TimSort bug and its workaround

2015-02-26 Thread Tsuyoshi Ozawa
Maybe we should discuss whether the elements of array can be larger than 67108864 in our use cases - e.g. FairScheduler uses Collection.sort(), but the number of job isn't larger than 67108864 in many use cases, so we can keep using it. It's also reasonable that we choose to use safe algorithms for

[jira] [Created] (HADOOP-11637) bash location hard-coded

2015-02-26 Thread Allen Wittenauer (JIRA)
Allen Wittenauer created HADOOP-11637: - Summary: bash location hard-coded Key: HADOOP-11637 URL: https://issues.apache.org/jira/browse/HADOOP-11637 Project: Hadoop Common Issue Type: Bug

[jira] [Resolved] (HADOOP-11637) bash location hard-coded in shell scripts

2015-02-26 Thread Allen Wittenauer (JIRA)
[ https://issues.apache.org/jira/browse/HADOOP-11637?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Allen Wittenauer resolved HADOOP-11637. --- Resolution: Fixed Fix Version/s: 3.0.0 +1 self review. committed to trunk >

[jira] [Reopened] (HADOOP-10584) ActiveStandbyElector goes down if ZK quorum become unavailable

2015-02-26 Thread Karthik Kambatla (JIRA)
[ https://issues.apache.org/jira/browse/HADOOP-10584?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Karthik Kambatla reopened HADOOP-10584: --- Reopening to investigate it more. If anyone wants to pick this up, they are more than w

[jira] [Created] (HADOOP-11638) Linux-specific gettid() used in OpensslSecureRandom.c

2015-02-26 Thread Dmitry Sivachenko (JIRA)
Dmitry Sivachenko created HADOOP-11638: -- Summary: Linux-specific gettid() used in OpensslSecureRandom.c Key: HADOOP-11638 URL: https://issues.apache.org/jira/browse/HADOOP-11638 Project: Hadoop Co

[jira] [Created] (HADOOP-11639) Clean up Windows native code compilation warnings related to Windows Secure Container Executor.

2015-02-26 Thread Chris Nauroth (JIRA)
Chris Nauroth created HADOOP-11639: -- Summary: Clean up Windows native code compilation warnings related to Windows Secure Container Executor. Key: HADOOP-11639 URL: https://issues.apache.org/jira/browse/HADOOP-11

[jira] [Created] (HADOOP-11640) add user defined delimiter support to Configuration

2015-02-26 Thread John Wang (JIRA)
John Wang created HADOOP-11640: -- Summary: add user defined delimiter support to Configuration Key: HADOOP-11640 URL: https://issues.apache.org/jira/browse/HADOOP-11640 Project: Hadoop Common Iss

[jira] [Created] (HADOOP-11641) root directory quota can be set but can not be clear

2015-02-26 Thread prophy Yan (JIRA)
prophy Yan created HADOOP-11641: --- Summary: root directory quota can be set but can not be clear Key: HADOOP-11641 URL: https://issues.apache.org/jira/browse/HADOOP-11641 Project: Hadoop Common

[jira] [Created] (HADOOP-11642) Upgrade azure sdk version from 0.6.0 to 2.0.0

2015-02-26 Thread shashank (JIRA)
shashank created HADOOP-11642: - Summary: Upgrade azure sdk version from 0.6.0 to 2.0.0 Key: HADOOP-11642 URL: https://issues.apache.org/jira/browse/HADOOP-11642 Project: Hadoop Common Issue Type: