From 16b0e3313f53566481c106ace9992e477f8efe9b Mon Sep 17 00:00:00 2001 From: Adrian Calianu Date: Mon, 22 May 2017 08:43:50 +0200 Subject: patches: Boot time optimizations with ClearLinux patches Signed-off-by: Adrian Calianu Signed-off-by: Adrian Dudau --- .../0121-e1000e-change-default-policy.patch | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 patches/boot_time_opt/0121-e1000e-change-default-policy.patch (limited to 'patches/boot_time_opt/0121-e1000e-change-default-policy.patch') diff --git a/patches/boot_time_opt/0121-e1000e-change-default-policy.patch b/patches/boot_time_opt/0121-e1000e-change-default-policy.patch new file mode 100644 index 0000000..bf3e13d --- /dev/null +++ b/patches/boot_time_opt/0121-e1000e-change-default-policy.patch @@ -0,0 +1,27 @@ +From 5b4707fc2aa8c49aa18a60136880bf05a3e29071 Mon Sep 17 00:00:00 2001 +From: Arjan van de Ven +Date: Sat, 10 Dec 2016 14:29:52 +0000 +Subject: [PATCH 121/124] e1000e: change default policy + +change the default irq mitigation policy for e1000e to be +more HPC/cluster friendly +--- + drivers/net/ethernet/intel/e1000e/param.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/net/ethernet/intel/e1000e/param.c b/drivers/net/ethernet/intel/e1000e/param.c +index 6d8c39abee16..ef1122ad3b98 100644 +--- a/drivers/net/ethernet/intel/e1000e/param.c ++++ b/drivers/net/ethernet/intel/e1000e/param.c +@@ -92,7 +92,7 @@ E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay"); + * Valid Range: 100-100000 or one of: 0=off, 1=dynamic, 3=dynamic conservative + */ + E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); +-#define DEFAULT_ITR 3 ++#define DEFAULT_ITR 1 + #define MAX_ITR 100000 + #define MIN_ITR 100 + +-- +2.11.1 + -- cgit v1.2.3-54-g00ecf