Re: [PATCH v3] KVM: X86: Lower the default timer frequency limit to 200us

2018-05-15 Thread Paolo Bonzini
On 05/05/2018 13:02, Wanpeng Li wrote: > From: Wanpeng Li > > Anthoine reported: > The period used by Windows change over time but it can be 1 > milliseconds or less. I saw the limit_periodic_timer_frequency > print so 500 microseconds is sometimes reached. > > As

Re: [PATCH v3] KVM: X86: Lower the default timer frequency limit to 200us

2018-05-15 Thread Paolo Bonzini
On 05/05/2018 13:02, Wanpeng Li wrote: > From: Wanpeng Li > > Anthoine reported: > The period used by Windows change over time but it can be 1 > milliseconds or less. I saw the limit_periodic_timer_frequency > print so 500 microseconds is sometimes reached. > > As suggested by Paolo, lower

Re: [PATCH v3] KVM: X86: Lower the default timer frequency limit to 200us

2018-05-14 Thread Wanpeng Li
ping, 2018-05-05 19:02 GMT+08:00 Wanpeng Li : > From: Wanpeng Li > > Anthoine reported: > The period used by Windows change over time but it can be 1 > milliseconds or less. I saw the limit_periodic_timer_frequency > print so 500 microseconds is

Re: [PATCH v3] KVM: X86: Lower the default timer frequency limit to 200us

2018-05-14 Thread Wanpeng Li
ping, 2018-05-05 19:02 GMT+08:00 Wanpeng Li : > From: Wanpeng Li > > Anthoine reported: > The period used by Windows change over time but it can be 1 > milliseconds or less. I saw the limit_periodic_timer_frequency > print so 500 microseconds is sometimes reached. > > As suggested by Paolo,

[PATCH v3] KVM: X86: Lower the default timer frequency limit to 200us

2018-05-05 Thread Wanpeng Li
From: Wanpeng Li Anthoine reported: The period used by Windows change over time but it can be 1 milliseconds or less. I saw the limit_periodic_timer_frequency print so 500 microseconds is sometimes reached. As suggested by Paolo, lower the default timer frequency

[PATCH v3] KVM: X86: Lower the default timer frequency limit to 200us

2018-05-05 Thread Wanpeng Li
From: Wanpeng Li Anthoine reported: The period used by Windows change over time but it can be 1 milliseconds or less. I saw the limit_periodic_timer_frequency print so 500 microseconds is sometimes reached. As suggested by Paolo, lower the default timer frequency limit to a smaller