Hadoop tasks: “execvp: permission denied”

Question

In a small Hadoop cluster set up on a number of developer workstations (i.e., they have different local configurations), I have one TaskTracker of 6 that is being problemati

Answer 1

I have encountered the same problem.

You can try changing the jdk version 32bit to 64bit or 64bit to 32bit.

Answer 2

We have same problem. we fix it by adding 'execute' to below file.

$JAVA_HOME/jre/bin/java

Because hadoop use $JAVA_HOME/jre/bin/java to spawn task program instead of $JAVA_HOME/bin/java.

If you still have this issue after change the file mode, suggest you use remote debug to find the shell cmd which spawning the task, see debugging hadoop task

Answer 3

Whatever it is trying to execvp does not have the executable bit set on it. You can set the executable bit using chmod from the commandline.