SUSE CVE-2024-26768

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Change acpicorepicNRCPUS to acpicorepicMAXCOREPIC With default config, the value of NRCPUS is 64. When HW platform has more then 64 cpus, system will crash on these platforms. MAXCOREPIC is the maximum cpu number in MA...

How to pin Citrix Hypervisor Virtual CPUs to specific Physical CPUs

Citrix Hypervisor maps vCPUs to pCPUs by default in a semi-even way to distribute VM load on the host. In some cases it may be needed to have a specific mapping, for example, if some VMs will be CPU intensive while other wont, the intensive VMs can be mapped to exclusive physical CPUs while the...

Overcommitting pCPUs on individual XenServer VMs

Citrix recommends that you do not run a VM with more virtual CPUs vCPUs than the number physical CPUs pCPUs available on the XenServer host. The number of pCPUs available to XenServer can change even after the installation of VMs. For example, through actual hardware changes, changes in the BIOS...