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The "GettingStartedYARN" page has been changed by edwardyoon: https://wiki.apache.org/hama/GettingStartedYARN?action=diff&rev1=8&rev2=9 == Preparations == - Current Hama and Hadoop requires JRE 1.6 or higher and ssh to be set up between nodes in the cluster: + Current Hama and Hadoop requires JRE 1.7 or higher and ssh to be set up between nodes in the cluster: * Hadoop-2.x - * Sun Java JDK 1.6.x or higher version + * Sun Java JDK 1.7 or higher version For additional information consult our CompatibilityTable. @@ -18, +18 @@ == Configuration == - Most of the configs are the same for Hama on YARN as for other deployment modes. See the [[GettingStarted/Properties|configuration page]] for more information. There are configs that are specific to Hama on YARN. + Only two resource manager address and default filesystem uri properties is essentially needed for Hama on YARN. See also [[GettingStarted/Properties|configuration page]] for advanced configurations of Hama. - === Properties === + === Advanced Properties === ||'''Property Name'''||'''Default'''||'''Meaning'''|| - ||bsp.framework.name||yarn||In order to run Hama on YARN, it must be set this property. This property means run applications on YARN.|| ||hama.appmaster.memory.mb||100mb||The amount of memory used by the BSPApplicationMaster. The total amount of memory used by the ApplicationMaster is calculated as follows. ''memoryInMb = 3 * BSP_TASK_NUM + hama.appmaster.memory.mb''. This is because the application master spawns 1-3 thread per launched task that each should take 1mb, plus a minimum of base memory usage of 100. If you face memory issues, you can set this to a higher value.|| == Launching Hama on YARN ==
