Storm Workers Layer

Using the tests associated with the Storm Workers layer (see Figure 1), you can monitor the following:

  • Count of Executors in Workers node.

  • Size of heap memory assigned to workers node.

  • Size of off-heap memory assigned to workers node.

  • Number of CPU cores assigned to workers node.

  • Maximum time that the worker node has been up since its last reboot.

Figure 1 : The list of tests associated with the Storm Workers layer