Dmitriy V. Ryaboy created HADOOP-11506: ------------------------------------------
Summary: Configuration.get() is unnecessarily slow Key: HADOOP-11506 URL: https://issues.apache.org/jira/browse/HADOOP-11506 Project: Hadoop Common Issue Type: Bug Reporter: Dmitriy V. Ryaboy Profiling several large Hadoop jobs, we discovered that a surprising amount of time was spent inside Configuration.get, more specifically, in regex matching caused by the substituteVars call. -- This message was sent by Atlassian JIRA (v6.3.4#6332)