HP StorageWorks EVA replication software consolidated release notes (T3687-96056, February 2006)

Table 2 Suppor ted remote replication features
EVA controller coftware version
Feature
VCS 3.028 VCS 4.00x XCS 5.02x XCS 5.03x XCS 5.1x
Replication protocol
(number of 8 KB buffers)
62
124
62 62
124
Maximum number of
single-member DR groups
per array*
128 128 128 128 256
Maximum numbe
rof
source-dest
ination pairs
per array*
128 128 128 128 256
Maximum number of
source-destination pairs
per DR group (16 TB
maximum)
83283232
Maximum number of
snapshots or snapclones
per DR group (16 TB
maximum per array)
888816
Cabling scheme Cross-cabling
required
Even-numb
ered ports on both controllers to one fabric,
odd-numbe
red ports on both controllers to the other fabric
2x the combined
size of DR
group members
(cannot be
changed)
1x the combined size of DR group members (can be
changed during DR group creation)
Maximum DR group log
disk size
Absolute maximum is whichever of the following comes first:
• Limit of free sp ace in the disk group (containing the log) OR
• 1, 966,079 MB
Host failover on clusters
running MetroCluster EVA
and Cluster Extensions
EVA
Suppor
ted
Source and destination
pair size
1GBto2TB(in1GBincrements)
Direct connect
Not sup ported in HP Continuous Access EVA environments in which any ports
are directly connected to a server or to the HP StorageWorks EVA iSCSI
connectivity option (mpx100).
Host HBAs per array
The maximum depends on an array's platform/operating system rules. See
Part
3, Host and storage systems rules of the HP StorageWorks SAN design
reference guide.
SAN extensions
Fortopicssuchasswitchtypes,WavelengthDivisionMultiplexing(WDM)and
Fibre Channel over Synchronous Optical Network (FC-SONET), see Part 4,
SAN extension and bridging of the HP StorageWorks SAN design reference
guide.
Switches per fabric See Part 2, Fabric infrastructure rules) of the HP StorageWorks SAN design
reference guide.
*
When using HP Replication Solutions Manager, the maximum is 8 single-member DR groups and
3
2 source-destination pairs per array.
O
ther limits may apply.
HP StorageWorks EVA replication soft ware consolidated release notes (XCS 5.1x)
15