Configuration Maximums VMware vSphere 4.1 (ALL)

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Configuration Maximums VMware vSphere 4.1 (ALL)
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2012-02-05 06:59:34
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Configuration Maximums VMware vSphere
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Configuration Maximums VMware vSphere 4.1 (ALL)
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  1. Virtual Machine Maximums

    Virtual CPUs per virtual machine (Virtual SMP)
    8
  2. Virtual Machine Maximums

    RAM per virtual machine
    255 GB
  3. Virtual Machine Maximums

    Virtual machine swap file size
    255 GB
  4. Virtual Machine Maximums

    Virtual SCSI adapters per virtual machine
    4

    Any combination of supported SCSI virtual storage controllers. Four Paravirtual SCSI adapters may be used only if the virtual machine boots from a device attached to an IDE controller, or from the network.
  5. Virtual Machine Maximums

    Virtual SCSI targets per virtual SCSI adapter
    15

    Any combination of disk, CD‐ROM or VMDirectPath SCSI target.
  6. Virtual Machine Maximums

    Virtual SCSI targets per virtual machine
    60
  7. Virtual Machine Maximums

    Disk size
    2TB minus 512 bytes
  8. Virtual Machine Maximums

    IDE controllers per virtual machine
    1

    Supports two channels (primary and secondary) each with a master and slave device.
  9. Virtual Machine Maximums

    IDE devices per virtual machine
    4
  10. Virtual Machine Maximums

    Floppy controllers per virtual machine
    1
  11. Virtual Machine Maximums

    Floppy devices per virtual machine
    2
  12. Virtual Machine Maximums

    Virtual NICs per virtual machine
    10
  13. Virtual Machine Maximums

    USB controllers per virtual machine
    1
  14. Virtual Machine Maximums

    USB devices connected to a virtual machine
    20
  15. Virtual Machine Maximums

    Parallel ports per virtual machine
    3
  16. Virtual Machine Maximums

    Serial ports per virtual machine
    4
  17. Virtual Machine Maximums

    Concurrent remote console connections to a virtual machine
    40
  18. ESX Host Maximums
    Host CPU maximums

    Logical CPUs per host
    up to 160

    vSphere 4.1 supports up to 128, and vSphere 4.1 Update 1 supports up to 160.
  19. ESX Host Maximums
    Virtual machine maximums

    Virtual machines per host
    320
  20. ESX Host Maximums
    Virtual machine maximums

    Virtual CPUs per host
    512
  21. ESX Host Maximums
    Virtual machine maximums

    Virtual CPUs per core
    25

    The achievable number of vCPUs per core depends on the workload andspecifics of the hardware. For more information see the latest version ofPerformance Best Practices for VMware vSphere
  22. ESX Host Maximums
    Fault Tolerance maximums

    Virtual disks
    16
  23. ESX Host Maximums
    Fault Tolerance maximums

    Virtual CPUs per virtual machine
    1
  24. ESX Host Maximums
    Fault Tolerance maximums

    RAM per FT VM (GB)
    64
  25. ESX Host Maximums
    Fault Tolerance maximums

    Virtual machines per host
    4
  26. ESX Host Maximums
    Memory Maximums

    RAM per host
    1TB
  27. ESX Host Maximums
    Memory Maximums

    Maximum RAM allocated to service console
    800MB
  28. ESX Host Maximums
    Memory Maximums

    Minimum RAM allocated to service console
    272 MB
  29. ESX Host Maximums
    Memory Maximums

    Number of swap files
    1 per virtual machine
  30. ESX Host Maximums
    Memory Maximums

    Swap file size
    Same as maximum virtual machine RAM 255GB
  31. ESX Host Maximums
    Storage Maximums iSCSI Physical

    LUNs per server
    256
  32. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Qlogic 1Gb iSCSI HBA initiator ports per server
    4
  33. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Broadcom 1Gb iSCSI HBA initiator ports per server
    4
  34. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Broadcom 10Gb iSCSI HBA initiator ports per server
    4
  35. ESX Host Maximums
    Storage Maximums iSCSI Physical

    NICs that can be associated or port bound with the software iSCSI stackper server
    8
  36. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Number of total paths on a server
    1024
  37. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Number of paths to a LUN (software iSCSI and hardware iSCSI)
    8
  38. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Qlogic iSCSI: dynamic targets per adapter port
    64
  39. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Qlogic iSCSI: static targets per adapter port
    62
  40. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Broadcom 1Gb iSCSI HBA targets
    64
  41. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Broadcom 10Gb iSCSI HBA targets
    64
  42. ESX Host Maximums
    Storage Maximums iSCSI Physical

    Software iSCSI targets
    256

    The sum of static targets (manually assigned IP addresses) and dynamic targets (IP addressesassigned to discovered targets) may not exceed this number.
  43. ESX Host Maximums
    Storage Maximums NAS

    NFS mounts per host
    64
  44. ESX Host Maximums
    Storage Maximums Fibre Channel

    LUNs per host
    256
  45. ESX Host Maximums
    Storage Maximums Fibre Channel

    LUN size
    2TB minus 512 bytes
  46. ESX Host Maximums
    Storage Maximums Fibre Channel

    LUN ID
    255
  47. ESX Host Maximums
    Storage Maximums Fibre Channel

    LUNs concurrently opened by all virtual machines
    256
  48. ESX Host Maximums
    Storage Maximums Fibre Channel

    Number of paths to a LUN
    32
  49. ESX Host Maximums
    Storage Maximums Fibre Channel

    Number of total paths on a server
    1024
  50. ESX Host Maximums
    Storage Maximums Fibre Channel

    Number of HBAs of any type
    8
  51. ESX Host Maximums
    Storage Maximums Fibre Channel

    HBA ports
    16
  52. ESX Host Maximums
    Storage Maximums Fibre Channel

    Targets per HBA
    256
  53. ESX Host Maximums
    Storage Maximums VMFS

    Raw device mapping (RDM) size
    2TB minus 512 bytes
  54. ESX Host Maximums
    Storage Maximums VMFS

    Volume size
    64TB
  55. ESX Host Maximums
    Storage Maximums VMFS

    Volumes per host
    256
  56. ESX Host Maximums
    Storage Maximums VMFS

    Hosts per volume
    64
  57. ESX Host Maximums
    Storage Maximums VMFS-3

    Block size
    8MB
  58. ESX Host Maximums
    Storage Maximums VMFS-3

    File size (1MB block size)
    256GB
  59. ESX Host Maximums
    Storage Maximums VMFS-3

    File size (2MB block size)
    512GB
  60. ESX Host Maximums
    Storage Maximums VMFS-3

    File size (4MB block size)
    1TB
  61. ESX Host Maximums
    Storage Maximums VMFS-3

    File size (8MB block size)
    2TB minus 512 bytes
  62. ESX Host Maximums
    Storage Maximums VMFS-3

    Files per volume
    Approximately 30,720
  63. Networking Maximums
    Physical NICs

    e1000 1GB Ethernet ports (Intel PCI‐x)
    32
  64. Networking Maximums
    Physical NICs

    e1000e 1GB Ethernet ports (Intel PCI‐e)
    24
  65. Networking Maximums
    Physical NICs

    igb 1GB Ethernet ports (Intel)
    16
  66. Networking Maximums
    Physical NICs

    tg3 1GB Ethernet ports (Broadcom)
    32
  67. Networking Maximums
    Physical NICs

    bnx2 1GB Ethernet ports (Broadcom)
    • 16
    • Recommended number of ports for bnx2 when in MSI‐X mode and jumbo configuration is 6.
    • This value takes precedence over recommendations in KB 1020808 for this configuration.
  68. Networking Maximums
    Physical NICs

    forcedeth 1GB Ethernet ports (NVIDIA)
    2
  69. Networking Maximums
    Physical NICs

    s2io 10GB Ethernet ports (Neterion)
    4
  70. Networking Maximums
    Physical NICs

    nx_nic 10GB Ethernet ports (NetXen)
    4
  71. Networking Maximums
    Physical NICs

    ixgbe Oplin 10GB Ethernet ports (Intel)
    4
  72. Networking Maximums
    Physical NICs

    bnx2x 10GB Ethernet ports (Broadcom)
    4
  73. Networking Maximums
    Physical NICs

    Infiniband ports (refer to VMware Community Support)
    N/A
  74. Mellanox Technologies InfiniBand HCA device drivers are available directly from Mellanox
    • Technologies. Refer to Mellanox for support status of InfiniBand HCAs with
    • ESX. http://www.mellanox.com
  75. Networking Maximums
    VMDirectPath limits

    VMDirectPath PCI/PCIe devices per host
    8
  76. Networking Maximums
    VMDirectPath limits

    VMDirectPath PCI/PCIe devices per virtual machine
    • 4
    • A virtual machine can support 6 devices, if 2 of them are Teradici devices.
  77. Networking Maximums
    VMDirectPath limits

    Total virtual network switch ports per host (vDS and vSS ports)
    4096
  78. Networking Maximums
    vNetwork Standard and Distributed Switch

    Maximum ACTIVE ports per host (vDS and VSS)
    1016
  79. Networking Maximums
    vNetwork Standard and Distributed Switch

    Virtual network switch creation ports per standard switch
    4088
  80. Networking Maximums
    vNetwork Standard and Distributed Switch

    Port groups per standard switch
    512
  81. Networking Maximums
    vNetwork Standard and Distributed Switch

    Static or Dynamic Port groups per distributed switch
    5000
  82. Networking Maximums
    vNetwork Standard and Distributed Switch

    Ephemeral Port groups per distributed switch
    1016
  83. Networking Maximums
    vNetwork Standard and Distributed Switch

    Ports per distributed switch
    20000
  84. Networking Maximums
    vNetwork Standard and Distributed Switch

    Distributed virtual network switch ports per vCenter
    20000
  85. Networking Maximums
    vNetwork Standard and Distributed Switch

    Static or Dynamic Port groups per vCenter
    5000
  86. Networking Maximums
    vNetwork Standard and Distributed Switch

    Ephemeral Port groups per vCenter
    1016
  87. Networking Maximums
    vNetwork Standard and Distributed Switch

    Distributed switches per vCenter
    32
  88. Networking Maximums
    vNetwork Standard and Distributed Switch

    Distributed switches per Host
    16
  89. Networking Maximums
    vNetwork Standard and Distributed Switch

    Hosts per distributed switch
    350
  90. Resource Pool and Cluster Maximums
    Cluster (all clusters including HA and DRS)

    Hosts per cluster
    32
  91. Resource Pool and Cluster Maximums
    Cluster (all clusters including HA and DRS)

    Virtual machines per cluster
    3000
  92. Resource Pool and Cluster Maximums
    Cluster (all clusters including HA and DRS)

    Virtual machines per host
    320
  93. Resource Pool and Cluster Maximums
    Cluster (all clusters including HA and DRS)

    Maximum concurrent host HA failover
    4
  94. Resource Pool and Cluster Maximums
    Cluster (all clusters including HA and DRS)

    Failover as percentage of cluster
    50%
  95. Resource Pool and Cluster Maximums
    Cluster (all clusters including HA and DRS)

    Resource pools per cluster
    512
  96. Resource Pool and Cluster Maximums
    Resource Pool

    Resource pool tree depth
    • 8
    • Additional 4 resource pools are used by system internals
  97. Resource Pool and Cluster Maximums
    Resource Pool

    Resource pools per host
    4096
  98. Resource Pool and Cluster Maximums
    Resource Pool

    Children per resource pool
    1024
  99. vCenter Server Maximums
    vCenter Server Scalability

    Hosts per vCenter Server
    1000
  100. vCenter Server Maximums
    vCenter Server Scalability

    Powered on virtual machines per vCenter Server
    10000
  101. vCenter Server Maximums
    vCenter Server Scalability

    Registered virtual machines per vCenter Server
    15000
  102. vCenter Server Maximums
    vCenter Server Scalability

    Linked vCenter Servers
    10
  103. vCenter Server Maximums
    vCenter Server Scalability

    Hosts in linked vCenter Servers
    3000
  104. vCenter Server Maximums
    vCenter Server Scalability

    Powered on virtual machine in linked vCenter Servers
    30000
  105. vCenter Server Maximums
    vCenter Server Scalability

    Registered virtual machine in linked vCenter Servers
    50000
  106. vCenter Server Maximums
    vCenter Server Scalability

    Concurrent vSphere Clients
    100
  107. vCenter Server Maximums
    vCenter Server Scalability

    Number of host per datacenter
    400
  108. vCenter Server Maximums
    Concurrent Operations

    Concurrent provisioning operations per host
    4
  109. vCenter Server Maximums
    Concurrent Operations

    Concurrent provisioning operations per datastore
    4
  110. vCenter Server Maximums
    Concurrent Operations

    Concurrent vMotion operations per host (1Gb/s network)
    4
  111. Concurrent vMotion operation is currently supported only when source and destination
    hosts are in the same cluster.
  112. vCenter Server Maximums
    Concurrent Operations

    Concurrent vMotion operations per host (10Gb/s network)
    8
  113. Concurrent vMotion operation is currently supported only when source and destination
    hosts are in the same cluster.
  114. vCenter Server Maximums
    Concurrent Operations

    Concurrent vMotion operations per VMFS3 datastore
    128
  115. vCenter Server Maximums
    Concurrent Operations

    Concurrent Storage vMotion operations per host
    2
  116. vCenter Server Maximums
    Concurrent Operations

    Concurrent Storage vMotion operations per datastore
    8
  117. VMware vCenter Update Manager
    vCenter Update Manager Scalability

    Host scans in a single vCenter Server
    1000
  118. VMware vCenter Update Manager
    vCenter Update Manager Scalability

    Virtual machine scans in a single vCenter Server
    10000
  119. VMware vCenter Update Manager
    vCenter Update Manager Scalability

    Cisco VDS update and deployment
    70
  120. VMware vCenter Update Manager
    Concurrent Operations

    Virtual machine remediation per ESX host
    5
  121. VMware vCenter Update Manager
    Concurrent Operations

    Powered‐on Windows virtual machine scans per ESX host
    5
  122. VMware vCenter Update Manager
    Concurrent Operations

    Powered‐off Windows virtual machine scans per ESX host
    5
  123. VMware vCenter Update Manager
    Concurrent Operations

    Powered‐on Linux virtual machine scans per ESX host
    2
  124. VMware vCenter Update Manager
    Concurrent Operations

    VMware Tools scan per ESX host
    24
  125. VMware vCenter Update Manager
    Concurrent Operations

    VMware Tools upgrade per ESX host
    24
  126. VMware vCenter Update Manager
    Concurrent Operations

    Virtual machine hardware scan per host
    24
  127. VMware vCenter Update Manager
    Concurrent Operations

    Virtual machine hardware upgrade per host
    24
  128. VMware vCenter Update Manager
    Concurrent Operations

    Virtual machine remediation per VUM server
    48
  129. VMware vCenter Update Manager
    Concurrent Operations

    Powered‐on Windows virtual machine scan per VUM server
    17
  130. VMware vCenter Update Manager
    Concurrent Operations

    Powered‐off Windows virtual machine scan per VUM server
    10
  131. VMware vCenter Update Manager
    Concurrent Operations

    Powered‐on Linux virtual machine scan VUM server
    8
  132. VMware vCenter Update Manager
    Concurrent Operations

    VMware Tools scan per VUM server
    75
  133. VMware vCenter Update Manager
    Concurrent Operations

    VMware Tools upgrade per VUM server
    75
  134. VMware vCenter Update Manager
    Concurrent Operations

    Virtual machine hardware scan per VUM server
    75
  135. VMware vCenter Update Manager
    Concurrent Operations

    Virtual machine hardware upgrade per VUM server
    75
  136. VMware vCenter Update Manager
    Concurrent Operations

    ESX host scan per VUM server
    70
  137. VMware vCenter Update Manager
    Concurrent Operations

    ESX host remediation per VUM server
    8
  138. VMware vCenter Update Manager
    Concurrent Operations

    ESX host upgrade per VUM server
    44
  139. VMware vCenter Update Manager
    Concurrent Operations

    ESX host upgrade per cluster
    1
  140. VMware vCenter Orchestrator

    Connected vCenter Server systems
    10
  141. VMware vCenter Orchestrator

    Connected ESX/ESXi instances
    100
  142. VMware vCenter Orchestrator

    Connected virtual machines
    • 15000
    • Virtual machines spread across 10 vCenter Servers
  143. VMware vCenter Orchestrator

    Concurrent running workflows
    150
  144. VMware vCenter Converter

    Concurrent virtual machine to virtual machine import or export tasks
    8
  145. VMware vCenter Converter

    Concurrent physical machine to virtual machine import or export tasks
    20
  146. vSphere Storage Management Initiative - Specification (SMI-S)

    Number of vCenter Server systems connected
    1
  147. vSphere Storage Management Initiative - Specification (SMI-S)

    Number of ESX/ESXi hosts connected
    1000
  148. vSphere Storage Management Initiative - Specification (SMI-S)

    Number of ESX/ESXi hosts managed by vCenter Server
    320
  149. vSphere Storage Management Initiative - Specification (SMI-S)

    Number of virtual machines registered in vCenter Server
    15000

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