From 4019fe69e4be8db3d3f9bc8d414a1b16ff4a6490 Mon Sep 17 00:00:00 2001 From: Kairui Song Date: Mon, 26 Oct 2020 17:26:52 +0800 Subject: [PATCH] Add some examples for IRQBALANCE_BANNED_CPUS Signed-off-by: Kairui Song --- irqbalance.1 | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/irqbalance.1 b/irqbalance.1 index 33ffd26..fb96664 100644 --- a/irqbalance.1 +++ b/irqbalance.1 @@ -157,6 +157,13 @@ Same as --debug. Provides a mask of CPUs which irqbalance should ignore and never assign interrupts to. If not specified, irqbalance use mask of isolated and adaptive-ticks CPUs on the system as the default value. +This is a hexmask without the leading ’0x’. On systems with large numbers of +processors, each group of eight hex digits is separated by a comma ’,’. i.e. +‘export IRQBALANCE_BANNED_CPUS=fc0‘ would prevent irqbalance from assigning irqs +to the 7th-12th cpus (cpu6-cpu11) or ‘export IRQBALANCE_BANNED_CPUS=ff000000,00000001‘ +would prevent irqbalance from assigning irqs to the 1st (cpu0) and 57th-64th cpus +(cpu56-cpu63). + .TP .B IRQBALANCE_BANNED_CPULIST