https://community.hpe.com/t5/operating-system-hp-ux/control-device/m-p/4366530#M346757 Shalom,<BR /><BR />It is probably either the disk array itself if no LUN0 is assigned to the server, or a disk controller. In this case I think the disk array itself showing up as a disk.<BR /><BR />SEP Wed, 25 Feb 2009 18:24:50 GMT Steven E. Protter 2009-02-25T18:24:50Z https://community.hpe.com/t5/operating-system-hp-ux/control-device/m-p/4366529#M346756 OPEN-E means it is from XP disk array and HSV200 is from EVA when I do an ioscan –fnC disk… So what about HP DISK-SUBSYSTEM<BR /><BR /> <BR /><BR />disk 177 10/0/2/1/0.1.26.0.1.13.0 sdisk CLAIMED DEVICE HP DISK-SUBSYSTEM<BR /><BR /> <BR />I was told That is a crontrol device. What does that mean<BR /><BR /> <BR /><BR />Thanks<BR /><BR /> Wed, 25 Feb 2009 17:42:23 GMT https://community.hpe.com/t5/operating-system-hp-ux/control-device/m-p/4366529#M346756 khilari 2009-02-25T17:42:23Z https://community.hpe.com/t5/operating-system-hp-ux/control-device/m-p/4366530#M346757 Shalom,<BR /><BR />It is probably either the disk array itself if no LUN0 is assigned to the server, or a disk controller. In this case I think the disk array itself showing up as a disk.<BR /><BR />SEP Wed, 25 Feb 2009 18:24:50 GMT https://community.hpe.com/t5/operating-system-hp-ux/control-device/m-p/4366530#M346757 Steven E. Protter 2009-02-25T18:24:50Z