Re: [PATCH V4 1/4] x86/resctrl: Enable user to view and select thread throttling mode

2020-05-18 Thread Reinette Chatre
nutronix.de; fenghua...@intel.com; b...@alien8.de; >> tony.l...@intel.com >> Cc: kuo-lang.ts...@intel.com; ravi.v.shan...@intel.com; mi...@redhat.com; >> Moger, Babu ; h...@zytor.com; x...@kernel.org; >> linux-kernel@vger.kernel.org; Reinette Chatre >> Subject: [P

RE: [PATCH V4 1/4] x86/resctrl: Enable user to view and select thread throttling mode

2020-05-18 Thread Babu Moger
n...@intel.com; mi...@redhat.com; > Moger, Babu ; h...@zytor.com; x...@kernel.org; > linux-kernel@vger.kernel.org; Reinette Chatre > Subject: [PATCH V4 1/4] x86/resctrl: Enable user to view and select thread > throttling mode > > Intel Memory Bandwidth Allocation (MBA) control is p

[PATCH V4 1/4] x86/resctrl: Enable user to view and select thread throttling mode

2020-05-16 Thread Reinette Chatre
Intel Memory Bandwidth Allocation (MBA) control is provided per processor core. At the same time different CLOS, configured with different bandwidth percentages, can be assigned to the hardware threads sharing a core. In the original implementation of MBA the maximum throttling of the per-thread CL