https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961932#M39784 There is only one active controller on the MSA1000. If I remember correctly, this is indicated by the 3rd LED in the first row. Wed, 22 Feb 2006 11:01:52 GMT Uwe Zessin 2006-02-22T11:01:52Z https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961931#M39783 Hello,<BR /><BR />We have a MSA1000 with 16 disks and 2 array controllers and we need to know what's primary controller for each disk.<BR /><BR />How can we know that?<BR /><BR />Thanks in advance.<BR />Regards,<BR /><BR />Carles<BR /><BR /><BR /> Wed, 22 Feb 2006 10:46:14 GMT https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961931#M39783 Carles Viaplana 2006-02-22T10:46:14Z https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961932#M39784 There is only one active controller on the MSA1000. If I remember correctly, this is indicated by the 3rd LED in the first row. Wed, 22 Feb 2006 11:01:52 GMT https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961932#M39784 Uwe Zessin 2006-02-22T11:01:52Z https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961933#M39785 All disks are controlled by same disk controller. Wed, 22 Feb 2006 12:09:02 GMT https://community.hpe.com/t5/disk-enclosures/msa1000-and-2-controllers/m-p/4961933#M39785 Carles Viaplana 2006-02-22T12:09:02Z