HP StorageWorks 2000sa Modular Smart Array Cable Configuration Guide (619367-001, April 2010)

two servers/one HBA per server/single path
128 LUNs max to Server 1
128 LUNs max to Server 2
IMPORTANT:
You may not exceed 255 LUNs per MSA2000sa.
Dual-controller configurations
one server/one HBA/dual path
128 LUNs max to Server 1
one server/two HBAs/dual path
255 LUNs max to Server 1
two servers/one HBA per server/single path
128 LUNs max to Server 1
128 LUNs max to Server 2
IMPORTANT:
You may not exceed 255 LUNs per MSA2000sa.
two servers/one HBA per server/dual path
128 LUNs max to Server 1
128 LUNs max to Server 2
These can be the same 128 LUNs if it is either:
2-node cluster configuration
a separate set of 128 LUNs and the servers are not clustered
IMPORTANT:
You may not exceed 255 LUNs per MSA2000sa.
two servers/two HBAs per server/dual path
255 LUNs max, shared between Servers 1 and 2
NOTE:
A max of 255 LUNs can be shared between the 2 servers in a
cluster and a maximum of 255 LUNs combined between the 2
servers in a non-cluster (example, Server 1 has 192, Server 2
has 63).
four servers/one HBA per server/single path
Any number or combination of LUNs can be shared among four
servers as long as the total adds up to no more than 255 LUNs and
no individual server is mapped to more than 128 LUNs.
Four servers can have two separate 2-node clusters using 128 LUNs
each, or one 4-node cluster sharing 128 LUNs.
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