On Mon, Nov 24, 2014 at 02:45:45PM +, Vincent Guittot wrote:
> On 21 November 2014 at 13:37, Morten Rasmussen
> wrote:
> > On Mon, Nov 03, 2014 at 04:54:47PM +, Vincent Guittot wrote:
>
> >>
> >> + /*
> >> + * The dst_cpu is idle and the src_cpu CPU has only 1 CFS task.
> >> +
On 21 November 2014 at 13:37, Morten Rasmussen wrote:
> On Mon, Nov 03, 2014 at 04:54:47PM +, Vincent Guittot wrote:
>>
>> + /*
>> + * The dst_cpu is idle and the src_cpu CPU has only 1 CFS task.
>> + * It's worth migrating the task if the src_cpu's capacity is reduced
>> +
On 21 November 2014 at 13:37, Morten Rasmussen morten.rasmus...@arm.com wrote:
On Mon, Nov 03, 2014 at 04:54:47PM +, Vincent Guittot wrote:
+ /*
+ * The dst_cpu is idle and the src_cpu CPU has only 1 CFS task.
+ * It's worth migrating the task if the src_cpu's capacity is
On Mon, Nov 24, 2014 at 02:45:45PM +, Vincent Guittot wrote:
On 21 November 2014 at 13:37, Morten Rasmussen morten.rasmus...@arm.com
wrote:
On Mon, Nov 03, 2014 at 04:54:47PM +, Vincent Guittot wrote:
+ /*
+ * The dst_cpu is idle and the src_cpu CPU has only 1 CFS
On Mon, Nov 03, 2014 at 04:54:47PM +, Vincent Guittot wrote:
> When a CPU is used to handle a lot of IRQs or some RT tasks, the remaining
> capacity for CFS tasks can be significantly reduced. Once we detect such
> situation by comparing cpu_capacity_orig and cpu_capacity, we trig an idle
>
On Mon, Nov 03, 2014 at 04:54:47PM +, Vincent Guittot wrote:
When a CPU is used to handle a lot of IRQs or some RT tasks, the remaining
capacity for CFS tasks can be significantly reduced. Once we detect such
situation by comparing cpu_capacity_orig and cpu_capacity, we trig an idle
load
When a CPU is used to handle a lot of IRQs or some RT tasks, the remaining
capacity for CFS tasks can be significantly reduced. Once we detect such
situation by comparing cpu_capacity_orig and cpu_capacity, we trig an idle
load balance to check if it's worth moving its tasks on an idle CPU.
Once
When a CPU is used to handle a lot of IRQs or some RT tasks, the remaining
capacity for CFS tasks can be significantly reduced. Once we detect such
situation by comparing cpu_capacity_orig and cpu_capacity, we trig an idle
load balance to check if it's worth moving its tasks on an idle CPU.
Once
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