Re: [dpdk-dev] [PATCH] vdpa/mlx5: fix polling threads scheduling

2021-02-10 Thread Thomas Monjalon
> >> When the event mode is with 0 fixed delay, the polling-thread will > >> never give-up CPU. > >> > >> So, when multi-polling-threads are active, the context-switch between > >> them will be managed by the system which may affect latency according > >> to the time-out decided by the system. > >>

Re: [dpdk-dev] [PATCH] vdpa/mlx5: fix polling threads scheduling

2021-02-08 Thread Xueming(Steven) Li
>-Original Message- >From: dev On Behalf Of Maxime Coquelin >Sent: Monday, February 8, 2021 7:17 PM >To: Matan Azrad ; dev@dpdk.org >Subject: Re: [dpdk-dev] [PATCH] vdpa/mlx5: fix polling threads scheduling > > > >On 2/8/21 10:28 AM, Matan Azrad wrote: >&

Re: [dpdk-dev] [PATCH] vdpa/mlx5: fix polling threads scheduling

2021-02-08 Thread Maxime Coquelin
On 2/8/21 10:28 AM, Matan Azrad wrote: > When the event mode is with 0 fixed delay, the polling-thread will never > give-up CPU. > > So, when multi-polling-threads are active, the context-switch between > them will be managed by the system which may affect latency according to > the time-out de

[dpdk-dev] [PATCH] vdpa/mlx5: fix polling threads scheduling

2021-02-08 Thread Matan Azrad
When the event mode is with 0 fixed delay, the polling-thread will never give-up CPU. So, when multi-polling-threads are active, the context-switch between them will be managed by the system which may affect latency according to the time-out decided by the system. In order to fix multi-devices po