On Tue, Sep 19, 2017 at 02:57:09AM +0530, Shashwat shagun wrote:

Hi, How do Hard limit a CPU allowance to 25% of a single core in KVM?

Using `period`/`quota` and `shares` parameters of cgroups. This is mapped to the domain XML's respective `cputune` elements [1]. Martin [1] https://libvirt.org/formatdomain.html#elementsCPUTuning

Regards, Shashwat Shagun

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