Setting the Logging Level of NSX Components

You can set the logging level for each NSX component.

The supported levels vary by component, as shown here.

nsxmgr> set
  hardware-gateway  Show Logical Switch Commands
  PACKAGE-NAME      Set log level
  controller        Show Logical Switch Commands
  host              Show Logical Switch Commands

nsxmgr> set hardware-gateway agent 10.1.1.1 logging-level
  ERROR
  WARN
  INFO
  DEBUG
  TRACE

nsxmgr-01a> set <package-name> logging-level
  OFF
  FATAL
  ERROR
  WARN
  INFO
  DEBUG
  TRACE

nsxmgr> set controller 192.168.110.31
  java-domain    Set controller node log level
  native-domain  Set controller node log level

nsxmgr> set controller 192.168.110.31 java-domain logging-level
  OFF
  FATAL
  ERROR
  WARN
  INFO
  DEBUG
  TRACE

nsxmgr> set controller 192.168.110.31 native-domain logging-level
  ERROR
  WARN
  INFO
  DEBUG
  TRACE

nsxmgr> set host host-28
  netcpa  Set host node log level by module
  vdl2    Set host node log level by module
  vdr     Set host node log level by module

nsxmgr> set host host-28 netcpa logging-level
  FATAL
  ERROR
  WARN
  INFO
  DEBUG

nsxmgr> set host host-28 vdl2 logging-level
  ERROR
  INFO
  DEBUG
  TRACE

nsxmgr> set host host-28 vdr logging-level
  OFF
  ERROR
  INFO

More details:-  http://bit.ly/2qcj9na