Scalability Limits

The following table shows the limits for the Oracle Linux Virtualization Manager host, Oracle Linux KVM hosts, networks, virtual machines and storage.

Table 5 Scalability Limits

Component Maximum
Number of physical CPUs (cores) on a Oracle Linux 7 host 384
Amount of memory on a Oracle Linux 7 host 6 TB
Number of servers managed by one Oracle Linux Virtualization Manager engine 128
Number of VLANs managed by one Oracle Linux Virtualization Manager engine 1024
Number of concurrently running virtual machines 5000
Number of concurrently running virtual machines on a single Oracle Linux 7 host 600, depending on the performance of the host
Number of virtual CPUs in a virtual machine 256
Amount of virtual RAM in a virtual machine 2 TB

Table 6 Storage Scalability Limits

Component Maximum
Maximum number of domains 50
Maximum number of hosts per domain Unlimited
Maximum number of logical volumes per block domain 1500
Maximum number of LUNs per block-based storage device 300
Maximum disk size 500 TiB (limited to 8 TiB by default)