topic Re: 2240-4HA and Flash Pool in ONTAP Hardware https://community.netapp.com/t5/ONTAP-Hardware/2240-4HA-and-Flash-Pool/m-p/15463#M1069 <HTML><HEAD></HEAD><BODY><P>It really depends on your business needs.&nbsp; What you seem to be leaning to is leaving one controller pretty much as a backup, which is fine if that's what you want to do.&nbsp; My only comment is that on controller 2, you can't not have a spare; Ontap won't like it, so go with the 2-disk raid 4 aggregate and one spare.</P><P></P><P>TR4070, Flash Pool Design and Implementation Guide, is interesting reading and you can get it from the support site. </P></BODY></HTML> Thu, 13 Mar 2014 13:42:51 GMT resqme914 2014-03-13T13:42:51Z 2240-4HA and Flash Pool https://community.netapp.com/t5/ONTAP-Hardware/2240-4HA-and-Flash-Pool/m-p/15459#M1068 <HTML><HEAD></HEAD><BODY><P>How would be the recommended setup for a 2240-4HA with 44 x 2TB SATA and 4 x 200GB SSD?</P><P></P><P>I'm thinking:</P><P> Controller 1 with the Flash pool 3 disks RAID DP and 1 spare and 40 2TB SATA plus 1 spare</P><P>Controller 2 with 3 disks either Raid 4 plus 1 spare or Raid DP and no spare</P><P></P><P>Is there a better way of doing this?</P></BODY></HTML> Thu, 05 Jun 2025 05:40:51 GMT https://community.netapp.com/t5/ONTAP-Hardware/2240-4HA-and-Flash-Pool/m-p/15459#M1068 Willybobs27 2025-06-05T05:40:51Z Re: 2240-4HA and Flash Pool https://community.netapp.com/t5/ONTAP-Hardware/2240-4HA-and-Flash-Pool/m-p/15463#M1069 <HTML><HEAD></HEAD><BODY><P>It really depends on your business needs.&nbsp; What you seem to be leaning to is leaving one controller pretty much as a backup, which is fine if that's what you want to do.&nbsp; My only comment is that on controller 2, you can't not have a spare; Ontap won't like it, so go with the 2-disk raid 4 aggregate and one spare.</P><P></P><P>TR4070, Flash Pool Design and Implementation Guide, is interesting reading and you can get it from the support site. </P></BODY></HTML> Thu, 13 Mar 2014 13:42:51 GMT https://community.netapp.com/t5/ONTAP-Hardware/2240-4HA-and-Flash-Pool/m-p/15463#M1069 resqme914 2014-03-13T13:42:51Z