Xen 4.16 delivers on various performance improvements to this hypervisor, improved Trusted Platform Module support in working towards TPM 2.0 compatibility, support for Intel x86 hardware lacking a programmable interval timer, initial support for Arm Performance Monitor Counters, improved support for Arm 64-bit heterogeneous big.LITTLE systems, continued work towards bringing up RISC-V support, and various security improvements.
More details on the Xen 4.16 feature update can be found via today's announcement on XenProject.org .