Hi All,
How to monitor an NFS file system Mounted RHEL7 system using appdynamics?
I have tried using monitoring NFS using "AppDynamics Extension for Linux Monitoring"
I have configured based on the documentation but unfortunately, I do not see the NFS share
using machineagent-4.4.3.1214.
I am getting the following error:
INFO MetricWriteHelperFactory - The instance of MetricWriteHelperFactory is com.appdynamics.extensions.MetricWriteHelper@4da9ced9
[Monitor-Task-Thread3] 23 Aug 2019 12:50:21,893 ERROR NFSMountMetricsTask - Exception occurred collecting NFS I/O metrics
java.lang.NullPointerException
at com.appdynamics.extensions.linux.NFSMountMetricsTask.getMountIOStats(NFSMountMetricsTask.java:173)
at com.appdynamics.extensions.linux.NFSMountMetricsTask.run(NFSMountMetricsTask.java:66)
at com.appdynamics.extensions.MonitorThreadPoolExecutor$2.run(MonitorThreadPoolExecutor.java:102)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
[Monitor-Task-Thread2] 23 Aug 2019 12:50:22,049 ERROR FileParser - Failed to read CPU metricStats
java.lang.NullPointerException
at com.appdynamics.extensions.linux.FileParser.getStats(FileParser.java:65)
at com.appdynamics.extensions.linux.Stats.getCPUStats(Stats.java:91)
at com.appdynamics.extensions.linux.LinuxMetricsTask.run(LinuxMetricsTask.java:58)
at com.appdynamics.extensions.MonitorThreadPoolExecutor$2.run(MonitorThreadPoolExecutor.java:102)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
[Monitor-Task-Thread2] 23 Aug 2019 12:50:22,050 ERROR Stats - Exception fetching CPU metricStats
java.lang.NullPointerException
at com.appdynamics.extensions.linux.Stats.getCPUStats(Stats.java:93)
at com.appdynamics.extensions.linux.LinuxMetricsTask.run(LinuxMetricsTask.java:58)
at com.appdynamics.extensions.MonitorThreadPoolExecutor$2.run(MonitorThreadPoolExecutor.java:102)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Regards
Mageshkumar.Venugopalan
