Difference M-Series Model  M330/ M440 vs M660

 

Base System Metadata Storage	Dedicated metadata array 6 drives plus 1 hot spare 2 or 4 file systems	Dedicated metadata array 22 drives plus 2 hot spares 4 file systems
Optional Metadata Expansion Unit	N/A	22 drives plus 2 hot spares 4 additional file systems

 

 

 

• M330 \ M440

 

MD Raid - LSI E2600.( Snowmass Camden SAS )

6x 146G drives + 1 Hot Spare.

 

 

• MD Raid uses 7 hot swappable drives.

• 1 Hot Spare drive.

• 6 Drives in 3 RAID 1 pairs.
• 1 Pair for Stornext shared file system.
• 2 Pairs for file system MetaData.

 

 

 

 

• M66x

 

 

• 24 Hdds installed
• Drive Slots 1 and 2 are 900G Global Hot spares(used for both 900G and 300G HDD failures).
• Drives in slots 3 though 8 are 900G 10K RPM
  • 3 RAID 1 pairs
  • Shared HA file system and management
• Drives in slots 8 though 24 are 300G 15K RPM
  • 8 RAID 1 pairs
  • File system metadata.
• The Expansion Array chassis is populated in the same fashion

 

 

Learn more about M-Series: https://qwikipedia.brainkeeper.net/index.php?action=workspace.page&ZDPOFMWE=0ZNqn92R