+user@hadoop.apache.org ---------- Forwarded message ---------- From: Vineet Mishra <clearmido...@gmail.com> Date: Fri, Dec 5, 2014 at 8:51 PM Subject: No FileSystem for scheme: hdfs To: cdh-u...@cloudera.org
Hi All, I am trying to invoke hadoop FileUtil.copyMerge from a piece of java code but its comes up with error saying java.io.IOException: No FileSystem for scheme: hdfs I am stuck at this weird issue, Stack trace mentioned below, Hadoop 2.0 cdh 4.7 10 node cluster. Looking out for the quickest response. DEBUG MutableMetricsFactory - field org.apache.hadoop.metrics2.lib.MutableRate org.apache.hadoop.security.UserGroupInformation$UgiMetrics.loginSuccess with annotation @org.apache.hadoop.metrics2.annotation.Metric(valueName=Time, about=, value=[Rate of successful kerberos logins and latency (milliseconds)], always=false, type=DEFAULT, sampleName=Ops) 2014-12-05 20:45:10 DEBUG MutableMetricsFactory - field org.apache.hadoop.metrics2.lib.MutableRate org.apache.hadoop.security.UserGroupInformation$UgiMetrics.loginFailure with annotation @org.apache.hadoop.metrics2.annotation.Metric(valueName=Time, about=, value=[Rate of failed kerberos logins and latency (milliseconds)], always=false, type=DEFAULT, sampleName=Ops) 2014-12-05 20:45:10 DEBUG MutableMetricsFactory - field org.apache.hadoop.metrics2.lib.MutableRate org.apache.hadoop.security.UserGroupInformation$UgiMetrics.getGroups with annotation @org.apache.hadoop.metrics2.annotation.Metric(valueName=Time, about=, value=[GetGroups], always=false, type=DEFAULT, sampleName=Ops) 2014-12-05 20:45:10 DEBUG MetricsSystemImpl - UgiMetrics, User and group related metrics 2014-12-05 20:45:10 DEBUG Groups - Creating new Groups object 2014-12-05 20:45:10 DEBUG NativeCodeLoader - Trying to load the custom-built native-hadoop library... 2014-12-05 20:45:10 DEBUG NativeCodeLoader - Failed to load native-hadoop with error: java.lang.UnsatisfiedLinkError: no hadoop in java.library.path 2014-12-05 20:45:10 DEBUG NativeCodeLoader - java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib 2014-12-05 20:45:10 WARN NativeCodeLoader - Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 2014-12-05 20:45:10 DEBUG JniBasedUnixGroupsMappingWithFallback - Falling back to shell based 2014-12-05 20:45:10 DEBUG JniBasedUnixGroupsMappingWithFallback - Group mapping impl=org.apache.hadoop.security.ShellBasedUnixGroupsMapping 2014-12-05 20:45:11 DEBUG Groups - Group mapping impl=org.apache.hadoop.security.JniBasedUnixGroupsMappingWithFallback; cacheTimeout=300000; warningDeltaMs=5000 2014-12-05 20:45:11 DEBUG UserGroupInformation - hadoop login 2014-12-05 20:45:11 DEBUG UserGroupInformation - hadoop login commit 2014-12-05 20:45:11 DEBUG UserGroupInformation - using local user:UnixPrincipal: biops 2014-12-05 20:45:11 DEBUG UserGroupInformation - UGI loginUser:biops (auth:SIMPLE) 2014-12-05 20:45:11 ERROR CommonFunction - CommonFunctionmergeFromHDFSToLocaljava.io.IOException: No FileSystem for scheme: hdfs
