Re: [Xen-devel] [PATCH v2 0/5] Towards work-conserving RTDS

2017-10-02 Thread Meng Xu
On Mon, Oct 2, 2017 at 1:04 PM, Dario Faggioli wrote: > On Mon, 2017-10-02 at 17:38 +0300, Andrii Anisov wrote: > > Hello Meng Xu and Dario, > > > Hi, > > > On 01.09.17 18:58, Meng Xu wrote: > > > This series of patches make RTDS scheduler work-conserving > > > without breaking real-time guarante

Re: [Xen-devel] [PATCH v2 0/5] Towards work-conserving RTDS

2017-10-02 Thread Dario Faggioli
On Mon, 2017-10-02 at 17:38 +0300, Andrii Anisov wrote: > Hello Meng Xu and Dario, > Hi, > On 01.09.17 18:58, Meng Xu wrote: > > This series of patches make RTDS scheduler work-conserving > > without breaking real-time guarantees. > > VCPUs with extratime flag set can get extra time > > from the

Re: [Xen-devel] [PATCH v2 0/5] Towards work-conserving RTDS

2017-10-02 Thread Andrii Anisov
Hello Meng Xu and Dario, On 01.09.17 18:58, Meng Xu wrote: This series of patches make RTDS scheduler work-conserving without breaking real-time guarantees. VCPUs with extratime flag set can get extra time from the unreserved system resource. System administrators can decide which VCPUs have ext

Re: [Xen-devel] [PATCH v2 0/5] Towards work-conserving RTDS

2017-09-13 Thread Dario Faggioli
On Wed, 2017-09-13 at 11:28 +0100, Wei Liu wrote: > On Fri, Sep 01, 2017 at 11:58:47AM -0400, Meng Xu wrote: > > Signed-off-by: Meng Xu > > > > [PATCH v2 1/5] xen:rtds: towards work conserving RTDS > > [PATCH v2 2/5] libxl: enable per-VCPU extratime flag for RTDS > > [PATCH v2 3/5] xl: enable per

Re: [Xen-devel] [PATCH v2 0/5] Towards work-conserving RTDS

2017-09-13 Thread Wei Liu
On Fri, Sep 01, 2017 at 11:58:47AM -0400, Meng Xu wrote: > This series of patches make RTDS scheduler work-conserving > without breaking real-time guarantees. > VCPUs with extratime flag set can get extra time > from the unreserved system resource. > System administrators can decide which VCPUs hav

[Xen-devel] [PATCH v2 0/5] Towards work-conserving RTDS

2017-09-01 Thread Meng Xu
This series of patches make RTDS scheduler work-conserving without breaking real-time guarantees. VCPUs with extratime flag set can get extra time from the unreserved system resource. System administrators can decide which VCPUs have extratime flag set. Example: Set the extratime bit of all VCPUs