https://community.netapp.com/t5/ONTAP-Discussions/Booting-new-FAS8080-Controller-with-mroot-prompt/m-p/99732#M20271 <P>It sounds like there may not be any disks assigned to the node you are trying to option 4.</P><P>&nbsp;</P><P>If you boot in to maintenenance mode you should be able to see which disks are owned by the node.</P><P>&nbsp;</P><P>You need to make sure at least 3 disks are owned to create aggr0.</P> Fri, 23 Jan 2015 20:10:36 GMT SeanLuce 2015-01-23T20:10:36Z https://community.netapp.com/t5/ONTAP-Discussions/Booting-new-FAS8080-Controller-with-mroot-prompt/m-p/99728#M20270 <P>Booting node for first time. &nbsp;I can get to maint mode and perform option 4 (clean config &amp; initialize disks). &nbsp;It will go through and prompt -&nbsp;</P><P>/mroot directory doesn't exist or is it not writeable... aborting coverage dump - then it'll loop with reboots.</P><P>&nbsp;</P><P>Any suggestions?</P> Thu, 05 Jun 2025 05:14:34 GMT https://community.netapp.com/t5/ONTAP-Discussions/Booting-new-FAS8080-Controller-with-mroot-prompt/m-p/99728#M20270 TIMOTHYBOSEMAN 2025-06-05T05:14:34Z https://community.netapp.com/t5/ONTAP-Discussions/Booting-new-FAS8080-Controller-with-mroot-prompt/m-p/99732#M20271 <P>It sounds like there may not be any disks assigned to the node you are trying to option 4.</P><P>&nbsp;</P><P>If you boot in to maintenenance mode you should be able to see which disks are owned by the node.</P><P>&nbsp;</P><P>You need to make sure at least 3 disks are owned to create aggr0.</P> Fri, 23 Jan 2015 20:10:36 GMT https://community.netapp.com/t5/ONTAP-Discussions/Booting-new-FAS8080-Controller-with-mroot-prompt/m-p/99732#M20271 SeanLuce 2015-01-23T20:10:36Z