[dpdk-dev] [PATCH v3] fm10k: fix switch manager high CPU usage

On Tue, Feb 16, 2016 at 08:34:21AM +, Chen, Jing D wrote: > Hi, > > Best Regards, > Mark > > > > -Original Message- > > From: He, Shaopeng > > Sent: Friday, February 05, 2016 10:46 AM > > To: dev at dpdk.org > > Cc: Chen, Jing D; Wang, Xiao W; He, Shaopeng > > Subject: [PATCH v3] fm1

[dpdk-dev] [PATCH v3] fm10k: fix switch manager high CPU usage

Hi, Best Regards, Mark > -Original Message- > From: He, Shaopeng > Sent: Friday, February 05, 2016 10:46 AM > To: dev at dpdk.org > Cc: Chen, Jing D; Wang, Xiao W; He, Shaopeng > Subject: [PATCH v3] fm10k: fix switch manager high CPU usage > > fm10k switch core uses source MAC + VID + S

[dpdk-dev] [PATCH v3] fm10k: fix switch manager high CPU usage

fm10k switch core uses source MAC + VID + SGLORT to do look up in MAC table. If no match, an exception interrupt will be sent to the switch manager. Too much of this kind of exception interrupts cause switch manager side high CPU usage. To reproduce this issue, one DPDK testpmd runs on a server wit