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81 Cards in this Set
- Front
- Back
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VMFS-General:
Raw device mapping (RDM) size |
2TB minus 512B
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VMFS-General:
Volume size |
64TB minus 16K
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VMFS-General:
Virtual machines per volume |
256
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VMFS-General:
Volumes per host |
256
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VMFS-General:
Extents per volume |
32
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VMFS-General:
Hosts per cluster |
32
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VMFS-General:
Extents size |
2TB minus 512B
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VMFS-General:
Max I/O size (before splits) |
32MB
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VMFS-2 - Files per volume
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256 + (64 x additional extents)
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VMFS-2 - Blocksize
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256MB
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VMFS-2 - File size (block size=1 MB)
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456GB
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VMFS-2 - File size (block size=8 MB)
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2TB
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VMFS-2:
File size (block size=64MB) |
27TB
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VMFS-2 - File size (block size=256MB)
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64TB
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VMFS‐3 - volumes configured per host
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256
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VMFS-3 - Files per volume
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~30,720
(Sufficient to support the maximum virtual machines.) |
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VMFS-3 - Block size
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8MB
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VMFS-3
File size (block size=1MB) |
256GB minus 512B
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VMFS-3
File size (block size=2MB) |
512GB minus 512B
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VMFS-3
File size (block size=4MB) |
1TB minus 512B
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VMFS-3
File size (block size=8MB) |
2TB minus 512B
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Default NFS datastores
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8
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NFS datastores
|
64
(Requires changes to advanced settings.) |
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Fibre Channel
LUNs per host |
256
(Includes local devices/disks.) |
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Fibre Channel
LUN size |
2TB minus 512B
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Fibre Channel
Paths to a LUN |
32
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Fibre Channel
Total paths on a host |
1024
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Fibre Channel
LUNs concurrently opened by all virtual machines |
256
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Fibre Channel
LUN ID |
255
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Fibre Channel
HBAs per host |
8
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Fibre Channel
HBA ports |
16
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Fibre Channel
Targets per HBA |
256
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Hardware iSCSI Initiators
LUNs per host |
256
(Includes local devices/disks.) |
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Hardware iSCSI Initiators
LUNs concurrently used |
256
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Hardware iSCSI Initiators
Initiator ports per host |
4
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Hardware iSCSI Initiators
Total paths on a host |
1024
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Hardware iSCSI Initiators
Paths to a LUN |
8
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Hardware iSCSI Initiators
Dynamic targets per adapter port |
64
(Includes local devices/disks.) |
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Hardware iSCSI Initiators
Static targets per adapter port |
61
(Includes local devices/disks.) |
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Software iSCSI Initiators
LUNs per host |
256
(Includes local devices/disks.) |
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Software iSCSI Initiators
LUNs concurrently used |
256
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Software iSCSI Initiators
NICs port bound with the software iSCSI stack per server |
8
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Software iSCSI Initiators
Targets (the sum of static targets and dynamic targets may not exceed this figure) |
256
(Includes local devices/disks.) |
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Software iSCSI Initiators
Paths to a LUN |
8
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Software iSCSI Initiators
Total paths |
1024
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Virtual CPUs per host
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512
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Virtual machines per host
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320
(Specific solution limits may be lower; please check individual solution limits for maximum supported configurations.) |
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Logical processors per host
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64
(Logical CPUs per host = CPU sockets x cores/socket x threads/core. Regardless of the host’s configuration of CPU sockets, cores/socket or threads per CPU core, the total number of logical CPUs (hardware threads) may not exceed this number. Logical CPUs in excess of this number are ignored.) |
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Virtual CPUs per physical core
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20
(The achievable number of vCPUs per core depends on the workload and specifics of the hardware.) |
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Virtual CPUs per physical core for vSphere 4.0 Update 1
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25
(The achievable number of vCPUs per core depends on the workload and specifics of the hardware.) |
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Size of RAM per host
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1TB
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Maximum RAM allocated to service console
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800MB
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Minimum RAM allocated to service console
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300MB
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Swap files
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1 per virtual machine
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Swap file size
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Same as max virtual machine RAM
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# of supported 1GB NICs
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16-32
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# of supported 10GB NICs
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4
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PCI VMDirectPath devices per host
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8
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vNetwork Standard Switch
Total virtual network switch ports per host (vDS and vSS ports) |
4096
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vNetwork Standard Switch
Virtual network switch ports per standard switch |
4088
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vNetwork Standard Switch
Port groups per standard switch |
512
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vNetwork Standard Switch
Standard switches per host |
248
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vNetwork Distributed Switch
Total virtual network switch ports per host (vDS and vSS ports) |
4096
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vNetwork Distributed Switch
Distributed virtual network switch ports per vCenter |
6000
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vNetwork Distributed Switch
Distributed port groups per vCenter |
512
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vNetwork Distributed Switch
Distributed switches per vCenter |
16
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vNetwork Distributed Switch
Hosts per distributed switch |
64
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Hosts per HA cluster
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32
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Virtual machines per host in HA cluster with 8 or fewer hosts
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100
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Virtual machines per host in HA cluster with 8 or fewer hosts for
vSphere 4.0 Update 1 |
160
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Virtual machines per host in HA cluster with 9 or more hosts
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40
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HA Cluster
Failover hosts per cluster |
4
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HA Cluster
Failover as percentage of cluster |
50%
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Hosts per DRS cluster
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32
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Virtual machines per DRS cluster
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1280
(Powered on virtual machines.) |
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Virtual machines per host in DRS cluster
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256
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Resource pools per host
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4096
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Children per resource pool
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1024
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Tree depth per resource pool
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12
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Tree depth per resource pool in a DRS cluster
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10
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Resource pools per cluster
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512
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