title: HPC cluster extremely slow
body: <p>I have set up a small cluster with 1 head node and 3 compute nodes. My client machine is a Windows 2016 Server which I use to submit Workbook offloading jobs. My problem - the HPC is extremely slow; if I run the job on my local machine, it runs faster than on the HPC cluster ... about 10 times faster! The configuration of my nodes is as follows:</p>
  
  <p>Headnode: 2vCPU and RAM 8GB</p>
  
  <p>Compute nodes: 1vCPU and RAM 4GB each</p>
  
  <p>I have a suspicious the issue could be with the communication between the nodes and the network. Or something entirely different. Can someone please help?</p>
  
  <p>Thanks in advance!</p>