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In case you are not able to connect using NX to ITER cluster, due to message "Server capacity reached..."

1. Connect to a login node that displays such error using SSH

   Code Block
   > ssh <user>@hpc-loginX (X=4,5,6,7,8)

2. List your NX processes

   Code Block
   > ps -eaf |grep $USER |grep nxagent

3. Kill NX process

   Code Block
   kill -9 [ProcessID]

    

   Now you should be able to connect using NX...