Hi Juan, This command is not supported anymore. Following are the commands that should be used. system service-parameter-add system service-parameter-apply system service-parameter-delete system service-parameter-list system service-parameter-modify system service-parameter-show Thanks, Numan. From: Alonso, Juan Carlos [mailto:juan.carlos.alonso@intel.com] Sent: November-13-18 7:00 PM To: 'starlingx-discuss@lists.starlingx.io' Subject: [Starlingx-discuss] system pm-modify retention_secs=n Hi, "Verify CLI system pm-modify does not require option action=apply" The step of such test cases is: "system pm-modify retention_secs=n" The output of this command is an error message: "system: error: argument <subcommand>: invalid choice: pm-modify". Seems that this command is not supported anymore. Do you know what is the correct command to apply or if there is something missing? I am don't understand what is the purpose of this command. I am using a Multimode Controller Storage. Regards. Juan Carlos Alonso