@@ -1,7 +1,84 @@ Yahoo! Distribution of Hadoop Change Log Patches from the following Apache Jira issues have been applied -to this release. This is in addition to the patches applied from -issues referenced in CHANGES.txt. +to this release in the order indicated. This is in addition to +the patches applied from issues referenced in CHANGES.txt. + +17. HADOOP-5818. Revert the renaming from FSNamesystem.checkSuperuserPrivilege + to checkAccess by HADOOP-5643. (Amar Kamat via szetszwo) + https://issues.apache.org/jira/secure/attachment/12409835/5818for0.20.patch + +16. HADOOP-5801. Fixes the problem: If the hosts file is changed across restart + then it should be refreshed upon recovery so that the excluded hosts are + lost and the maps are re-executed. (Amar Kamat via ddas) + https://issues.apache.org/jira/secure/attachment/12409834/5801-0.20.patch + +15. HADOOP-5643. HADOOP-5643. Adds a way to decommission TaskTrackers + while the JobTracker is running. (Amar Kamat via ddas) + https://issues.apache.org/jira/secure/attachment/12409833/Fixed+5643-0.20 + +14. HADOOP-5923 and HADOOP-5924. Fixes a corner case problem to do with job recovery + with empty history files. Also, after a JT restart, sends KillTaskAction to + tasks that report back but the corresponding job hasn't been initialized + yet. (Amar Kamat via ddas) + https://issues.apache.org/jira/secure/attachment/12410172/H-5924.20.patch + https://issues.apache.org/jira/secure/attachment/12410174/H-5923.20.patch + +13. HADOOP-5908. Fixes a problem to do with ArithmeticException in the + JobTracker when there are jobs with 0 maps. (Amar Kamat via ddas) + https://issues.apache.org/jira/secure/attachment/12410171/HADOOP-5908-v3.2.20.patch + +12. HADOOP-5419. Provide a facility to query the Queue ACLs for the + current user. (Rahul Kumar Singh via yhemanth) + http://issues.apache.org/jira/secure/attachment/12409323/hadoop-5419-v20.patch + +11. HADOOP-5733. Add map/reduce slot capacity and blacklisted capacity to + JobTracker metrics. (Sreekanth Ramakrishnan via cdouglas) + http://issues.apache.org/jira/secure/attachment/12409322/hadoop-5733-v20.patch + +10. HADOOP-5738. Split "waiting_tasks" JobTracker metric into waiting maps and + waiting reduces. (Sreekanth Ramakrishnan via cdouglas) + https://issues.apache.org/jira/secure/attachment/12409321/5738-y20.patch + +9. HADOOP-4842. Streaming now allows specifiying a command for the combiner. + (Amareshwari Sriramadasu via ddas) + http://issues.apache.org/jira/secure/attachment/12402355/patch-4842-3.txt + +8. HADOOP-5739. After JobTracker restart Capacity Schduler does not schedules + pending tasks from already running tasks. + https://issues.apache.org/jira/secure/attachment/12410166/hadoop-5739-20-alt.patch + +7. HADOOP-5396. Provide ability to refresh queue ACLs in the JobTracker + without having to restart the daemon. + (Sreekanth Ramakrishnan and Vinod Kumar Vavilapalli via yhemanth) + http://issues.apache.org/jira/secure/attachment/12409319/5396-20.patch + +6. HADOOP-4490. Provide ability to run tasks as job owners. + (Sreekanth Ramakrishnan via yhemanth) + http://issues.apache.org/jira/secure/attachment/12409318/hadoop-4490-br20-3.patch + https://issues.apache.org/jira/secure/attachment/12410170/hadoop-4490-br20-3.2.patch + +5. HADOOP-5442. Paginate jobhistory display and added some search + capabilities. (Amar Kamat via acmurthy) + http://issues.apache.org/jira/secure/attachment/12402301/HADOOP-5442-v1.12.patch + +4. HADOOP-3327. Improves handling of READ_TIMEOUT during map output copying. + (Amareshwari Sriramadasu via ddas) + http://issues.apache.org/jira/secure/attachment/12399449/patch-3327-2.txt + +3. HADOOP-5113. Fixed logcondense to remove files for usernames + beginning with characters specified in the -l option. + (Peeyush Bishnoi via yhemanth) + http://issues.apache.org/jira/secure/attachment/12409317/hadoop-5113-0.18.txt + +2. HADOOP-2898. Provide an option to specify a port range for + Hadoop services provisioned by HOD. + (Peeyush Bishnoi via yhemanth) + http://issues.apache.org/jira/secure/attachment/12409316/hadoop-2898-0.20.txt + +1. HADOOP-4930. Implement a Linux native executable that can be used to + launch tasks as users. (Sreekanth Ramakrishnan via yhemanth) + http://issues.apache.org/jira/secure/attachment/12409402/hadoop-4930v20.patch + YAHOO-CHANGES.txt 5eefa72f7c0073c9c9e7bd26430891ed09670de1 Lee Tucker ltucker@whatslowthis-lm.corp.yahoo.com http://github.com/yahoo/hadoop/commit/ece27a0917b4dc52e97f4e72d7eb5ebc08edb0a1 ece27a0917b4dc52e97f4e72d7eb5ebc08edb0a1 2009-06-08T15:20:59-07:00 2009-06-08T15:20:59-07:00 Add YAHOO-CHANGES.txt contents. bd4fc437feac48bd2866ea140c37c51df79a89fc Lee Tucker ltucker@whatslowthis-lm.corp.yahoo.com