https://community.hpe.com/t5/disk-enclosures/re-msa-usable-disk-space/m-p/3993669#M23713 You can use the HP StorageWorks Sizer Tool<BR />available at <BR /><A href="http://h30144.www3.hp.com/StorageWorksSizer.zip" target="_blank">http://h30144.www3.hp.com/StorageWorksSizer.zip</A><BR /><BR />In your case, the calculated usable capacity would be 1022GB<BR /><BR /> Thu, 03 May 2007 22:08:28 GMT Sameer_Nirmal 2007-05-03T22:08:28Z https://community.hpe.com/t5/disk-enclosures/re-msa-usable-disk-space/m-p/3993668#M23712 Hi,<BR /><BR />i have 8 x 146GB in a MSA configured as RAID5 which i intend to have multiple LUNS. how can i calculate the usable disk space? Thu, 03 May 2007 21:26:59 GMT https://community.hpe.com/t5/disk-enclosures/re-msa-usable-disk-space/m-p/3993668#M23712 Chin Wee Meng 2007-05-03T21:26:59Z https://community.hpe.com/t5/disk-enclosures/re-msa-usable-disk-space/m-p/3993669#M23713 You can use the HP StorageWorks Sizer Tool<BR />available at <BR /><A href="http://h30144.www3.hp.com/StorageWorksSizer.zip" target="_blank">http://h30144.www3.hp.com/StorageWorksSizer.zip</A><BR /><BR />In your case, the calculated usable capacity would be 1022GB<BR /><BR /> Thu, 03 May 2007 22:08:28 GMT https://community.hpe.com/t5/disk-enclosures/re-msa-usable-disk-space/m-p/3993669#M23713 Sameer_Nirmal 2007-05-03T22:08:28Z