Esx versions diff 3.5
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This document provides a summary of the maximum configuration limits for various VMware ESX and vSphere versions. It includes limits for virtual machines, storage, networking, clusters, vCenter Server and other areas. The limits generally increase from older ESX versions to newer vSphere versions. For exact specifications and the latest information, the document directs readers to VMware's documentation on configuration maximums.
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- 1. Document Created by: Sid Smith For more information refer to the VMware Configuration Maximums documentation VMware Configurations Maximums Comparisons Matrix http://www.dailyhypervisor.com Virtual Machine Maximums ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 SCSI Controllers per virtual machine Devices Per SCSI Controller SCSI Devices Per Virtual Machine Max Disk Size Number of Virtual CPU's per Virtual Machine RAM per Virtual Machine Number of NICs per Virtual Machine Number of IDE Devices Number of floppy devices per Virtual Machine Number of Parallel ports per Virtual Machine Sereial Ports per Virtual Machine Virtual Machine Swap Size Number of Virtual PCI Devices VMDirectPath PCI/PCIe devices per VM VMDirectPath SCSI targets per Virtual Machine Concurrent remote desktop sessions 4 15 60 2TB 4 16GB 4 4 2 3 4 16GB 6 NA NA 10 4 15 60 2TB 4 65GB 4 4 2 3 4 65GB 6 NA NA 10 4 15 60 2TB 4 65GB 4 4 2 3 4 65GB 6 NA NA 10 4 15 60 2TB minus 512B 8 255GB 10 4 2 3 4 255GB Storage Maximums ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 2TB 32 32 256 32 2TB 32MB 2TB 32 32 256 32 2TB 32MB 2TB 32 32 256 32 2TB 32MB 2TB minus 512B 64 32 256 32 2TB minus 512B 64 16 15 (64) 16 15 (64) Max I/O Size (Before Splits) Raw device mapping size Hosts per volume Hosts per cluster Volimes per host Extents per volume Extent Size Virtual Machines per Volume Number of HBA's of any type Number of targets per HBA (iSCSI HBA) http://www.dailyhypervisor.com 2 60 40 For more information refer to the VMware Configuration Maximums documentation.
- 2. Document Created by: Sid Smith For more information refer to the VMware Configuration Maximums documentation VMware Configurations Maximums Comparisons Matrix http://www.dailyhypervisor.com VMFS-2 Maximums ESX 3 Fibre Channel LUNs per server LUN Size SCSI controllers per server Devices per SCSI controller Number of paths to a LUN Number of total paths LUNs concurrently opened by all virtual machines LUN IDs HBA's per host HBA Ports Targets per HBA vSphere 4 64TB 456GB 2TB 27TB 64TB 256 + (64 x extents) 64TB 456GB 2TB 27TB 64TB 256 + (64 x extents) 64TB minus 16K 456GB 2TB 27TB 64TB 256 + (64 x extents) ESX 3 ~16TB-4GB ~32TB-8GB ~64TB-16GB 64TB 256GB 512GB 1TB 2TB 30,000 30,000 30,000 VMFS-3 Maximums Volume (block size = 1MB) Volume (block size = 2MB) Volume (block size = 4MB) Volume (block size = 8MB) File Size (block size = 1MB) File Size (block size = 2MB) File Size (block size = 4MB) File Size (block size = 8MB) Files per directory Directories per volume Files per volume ESX 3.5U2 and Up 64TB 456GB 2TB 27TB 64TB 256 + (64 x extents) MAX Volume Size File Size (block size = 1MB) File Size (block size = 8MB) File Size (block size = 64MB) File Size (block size = 256MB) Files Per volume ESX 3.5 & 3.5U1 ESX 3.5 & 3.5U1 ~50TB 64TB 64TB 64TB 256GB 512GB 1TB 2TB 30,000 30,000 30,000 ESX 3.5U2 and Up ~50TB 64TB 64TB 64TB 256GB 512GB 1TB 2TB 30,000 30,000 30,000 vSphere 4 ESX 3 256 2TB 16 16 32 1024 256 255 ESX 3.5 & 3.5U1 256 2TB ESX 3.5U2 and Up 256 2TB vSphere 4 256 2TB minus 512B 32 1024 256 255 32 1024 256 255 16 1024 256 255 8 16 256 http://www.dailyhypervisor.com 256GB minus 512B 512GB minus 512B 1TB minus 512B 2TB minus 512B 30,720 For more information refer to the VMware Configuration Maximums documentation.
- 3. Document Created by: Sid Smith For more information refer to the VMware Configuration Maximums documentation VMware Configurations Maximums Comparisons Matrix http://www.dailyhypervisor.com NAS / NFS ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 Default Number of NFS datastores (Maximum) 8 (32) 8 (32) 8 (32) 8 (64) iSCSI initiators ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 256 2 64 256 2 64 256 2 64 256 4 256 256 8 8 64 64 1024 ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 128 128 32 32 8 128 32 32 8 170 192 32 32 8 (U1,2) 20 (U3,4) 320 512 64 64 20 ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 64GB 800MB 272MB 256GB 800MB 272MB 256GB 800MB 272MB 1TB 800MB 400MB LUNs per server Hardware iSCSI initiators per server Targets LUNs concurrently used NIC ports bound to software iSCSI stack per server Paths to a LUN Dynamic targets per hardware adapter port Static targets per hardware adapter port Total Paths Compute Maximums Number of VM's Registered on a server Number of virtual CPU's per server Number of cores per server Number of logical pocessors per server Number of virtual cpu's per core Memory Maximums RAM per server RAM Allocated to Service Console Minimum RAM to Service Console http://www.dailyhypervisor.com For more information refer to the VMware Configuration Maximums documentation.
- 4. Document Created by: Sid Smith http://www.dailyhypervisor.com Physical NICS Number of e100 NICs Number of e1000 NICs Number of Broadcom NICs igb 1GB Ethernet ports (Intel) tg3 1GB Ethernet ports (Broadcom) bnx2 1GB Ethernet ports (Broadcom) forcedeth 1GB Ethernet ports (Nvidia) s2io 10GB Ethernet ports (Neterion) nx_nic 10GB Ethernet ports (NetXen) ixgbe Oplin 10GB Ethernet ports (Intel) bnx2x 10GB Ethernet ports (Broadcom) PCI VMDirectPAth Devices For more information refer to the VMware Configuration Maximums documentation VMware Configurations Maximums Comparisons Matrix ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 26 32 20 26 32 20 26 32 20 32 16 32 16 2 4 4 4 4 ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up PCI VMDirectPath devices per host vSphere 4 8 Advanced, physical traits ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up Number of port groups Number of NICs in a team Number of Ethernet ports 512 32 32 512 32 32 512 32 32 Virtual NICs/switches/VLANs ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 Number of virtual switch ports Number of virtual switches Number of portgroups (VLANS) Total virtual network switch ports per host 1016 127 4096 1016 127 4096 1016 127 4096 4088 248 512 4096 http://www.dailyhypervisor.com vSphere 4 For more information refer to the VMware Configuration Maximums documentation.
- 5. Document Created by: Sid Smith http://www.dailyhypervisor.com vNetwork Distributed Switch For more information refer to the VMware Configuration Maximums documentation VMware Configurations Maximums Comparisons Matrix ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up Distributed virtual switch ports per vCenter Distributed port groups per vCenter Distributed switches per vCenter Hosts per distributed switch HA / DRS Cluster Hosts per HA / DRS cluster Virtual machines per HA / DRS cluster Virtual machines per host in HA cluster Virtual machines per host in DRS cluster Failover hosts per cluster Failover as percentage of cluster Resource Pool Maximums vSphere 4 6000 512 16 64 ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 16 32 32 32 1280 100 256 4 50% ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 512 256 12 10 128 512 256 12 10 128 4096 1024 12 10 512 Number of Resource Pools Per host Number of children per resource pool Tree depth per resource pool Tree depth per resource pool in DRS cluster Number of resource pools per cluster vCenter Maximums ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up vSphere 4 Hosts (32-bit ) Powered-on virtual machines (32-bit ) Registered virtual machines (32-bit) Hosts (64-bit) Powered-on virtual machines (64-bit) Registered virtual machines (64-bit) Linked vCenter Server systems Hosts in Linked-mode environment 100 1500 1500 200 2000 2000 200 2000 2000 200 2000 3000 300 3000 4500 10 1000 http://www.dailyhypervisor.com For more information refer to the VMware Configuration Maximums documentation.
- 6. Document Created by: Sid Smith VMware Configurations Maximums Comparisons Matrix http://www.dailyhypervisor.com For more information refer to the VMware Configuration Maximums documentation Powered-on VM's in Linked-mode environment Registered VM's in Linked-mode environment Concurrent vSphere client connections (32-bit ) Concurrent vSphere client connections (64-bit Hosts per datacenter Concurrent provisioning operations per host Concurrent provisioning operations per datastore Concurrent VMotion operations per host Concurrent VMotion operations per datastore Concurrent sVMotion operations per host Concurrent sVMotion operations per datastore Concurrent operations per vCenter Server vCenter Update Manager 10000 15000 15 30 100 8 8 2 4 2 4 96 ESX 3 ESX 3.5 & 3.5U1 Concurrent hosts scanned (64-bit) Concurrent hosts scanned (32-bit) Concurrent virtual machines scanned (64-bit) Concurrent virtual machines scanned (32-bit) Cisco VDS update and deployment Virtual machine remediation per ESX host Powered-on Windows VMscan per ESX host Powered-off Windows VM scan per ESX host Powered-on Linux VM scan per ESX host VMware Tools scan per ESX host VMware Tools upgrade per ESX host Virtual machine hardware scan per host Virtual machine hardware upgrade per host Virtual machine remediation per VUM server Powered-on Windows VM scan per VUM server Powered-off Windows VM scan per VUM server Powered-on Linux virtual machine scan VUM server VMware Tools scan per VUM server VMware Tools upgrade per VUM server http://www.dailyhypervisor.com ESX 3.5U2 and Up vSphere 4 300 200 4000 200 70 5 6 6 145 145 145 145 145 48 72 10 145 145 145 For more information refer to the VMware Configuration Maximums documentation.
- 7. Document Created by: Sid Smith VMware Configurations Maximums Comparisons Matrix http://www.dailyhypervisor.com For more information refer to the VMware Configuration Maximums documentation ESX host scan per VUM server ESX host remediation per VUM server ESX host upgrade per VUM server ESX host upgrade per cluster 72 8 48 1 vCenter Orchestrator ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up Connected vCenter Server systems Connected ESX/ESXi servers Connected virtual machines Concurrent running workflows vSphere 4 10 100 3000 150 vCenter Converter ESX 3 ESX 3.5 & 3.5U1 ESX 3.5U2 and Up Concurrent import/export tasks vSphere 4 16 vSphere Storage Management Initiative (SMI-S) ESX 3 ESX 3.5 & 3.5U1 Number of vCenter Server systems connected Number of ESX/ESXi hosts connected Number of ESX/ESXi hosts managed in vCenter Number of VM's registered in vCenter Server Number of datastores registered in vCenter Server http://www.dailyhypervisor.com ESX 3.5U2 and Up vSphere 4 1 1 100 1000 100 For more information refer to the VMware Configuration Maximums documentation.