[jira] [Commented] (MAPREDUCE-6020) Too many threads blocking on the global JobTracker lock from getJobCounters, optimize getJobCounters to release global JobTracker lock before access the per job cou

[ https://issues.apache.org/jira/browse/MAPREDUCE-6020?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14533948#comment-14533948 ] Ameya Sakhalkar commented on MAPREDUCE-6020: Looks good to me. Too many

[jira] [Commented] (MAPREDUCE-4070) JobHistoryServer creates /tmp directory with restrictive permissions if the directory doesn't already exist.

[ https://issues.apache.org/jira/browse/MAPREDUCE-4070?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14534166#comment-14534166 ] Ameya Sakhalkar commented on MAPREDUCE-4070: Tried to reproduce with