From 917b10268cf5c2a4a6b624b4bb9928e5e3fe2353 Mon Sep 17 00:00:00 2001 From: Neil Horman Date: Thu, 7 Apr 2022 08:25:42 -0400 Subject: [PATCH] Document migrateval --- irqbalance.1 | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/irqbalance.1 b/irqbalance.1 index 215f75a..361faea 100644 --- a/irqbalance.1 +++ b/irqbalance.1 @@ -134,6 +134,17 @@ script processing should continue This indicates that an error has occurred in the script, and it should be skipped (further processing to continue) +.TP +.B --migrateval, -e +Specify a minimum migration ratio to trigger a rebalancing +Normally any improvement in load distribution will trigger the migration of an +irq, as long as preforming the migration will not simply move the load to a new +cpu. By specifying a migration value, the load balance improvement is subject +to hysteresis defined by this value, which is inversely propotional to the +value. For example, a value of 2 in this option tells irqbalance that the +improvement in load distribution must be at least 50%, a value of 4 indicates +the load distribution improvement must be at least 25%, etc + .TP .B -s, --pid= Have irqbalance write its process id to the specified file. By default no