配置建议：1.In MR1,the mapred.tasktracker.map.tasks.maximum and mapred.tasktracker.reduce.tasks.maximum properties dictated how many map and reduce slots each TaskTracker had.These properties no longer exist in YARN....
Suppose you have a running Java process and you would like to inspect its running status,for example how many object instance are created or memory consumption status,you can use some standard tool provided by JDK.This ...
Suppose you have a running Java process and you would like to inspect its running status,for example how many object instance are created or memory consumption status,you can use some standard tool provided by JDK.This ...
