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From bhatsachin <...@git.apache.org>
Subject [GitHub] flink pull request: [FLINK-1792] TM Monitoring: CPU utilization, h...
Date Tue, 05 May 2015 15:53:42 GMT
Github user bhatsachin commented on a diff in the pull request:

    https://github.com/apache/flink/pull/553#discussion_r29682706
  
    --- Diff: flink-runtime/src/main/scala/org/apache/flink/runtime/taskmanager/TaskManager.scala
---
    @@ -1894,6 +1895,52 @@ object TaskManager {
           override def getValue: Double =
             ManagementFactory.getOperatingSystemMXBean().getSystemLoadAverage()
         })
    +    
    +    // Preprocessing steps for registering cpuLoad
    +    // fetch the method to get process CPU load
    +    val getCPULoadMethod: Method = getMethodToFetchCPULoad()
    +
    +    // define the fetchCPULoad method as per the fetched getCPULoadMethod
    +    // dummy initialisation
    +    var fetchCPULoad:(Any) => Double = (obj:Any) => -1
    --- End diff --
    
    We need to define fetchCPULoad method as per the object returned by getMethodToFetchCPULoad.
val cannot be reassigned and has to be initialised. Hence var has been used to overcome this.


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