Re: [dpdk-dev] [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control

2018-09-03 Thread Yao, Lei A
> -Original Message- > From: Ma, Liang J > Sent: Friday, August 31, 2018 11:04 PM > To: Hunt, David > Cc: dev@dpdk.org; Yao, Lei A ; Nicolau, Radu > ; Burakov, Anatoly ; > Geary, John ; Ma, Liang J > Subject: [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control > > 1. A

Re: [dpdk-dev] [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control

2018-09-03 Thread Yao, Lei A
> -Original Message- > From: Ma, Liang J > Sent: Friday, August 31, 2018 11:04 PM > To: Hunt, David > Cc: dev@dpdk.org; Yao, Lei A ; Nicolau, Radu > ; Burakov, Anatoly ; > Geary, John ; Ma, Liang J > Subject: [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control > > 1. A

[dpdk-dev] [PATCH v6 1/4] lib/librte_power: traffic pattern aware power control

2018-08-31 Thread Liang Ma
1. Abstract For packet processing workloads such as DPDK polling is continuous. This means CPU cores always show 100% busy independent of how much work those cores are doing. It is critical to accurately determine how busy a core is hugely important for the following reasons: * No indication o