From 4130a70bbd55a2931a3d02ce924f8d717c0af248 Mon Sep 17 00:00:00 2001 From: Grant Slater Date: Mon, 5 Aug 2013 13:08:45 +0100 Subject: [PATCH] ridgeback: Tune md sync performance so as not to kill system performance --- roles/ridgeback.rb | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/roles/ridgeback.rb b/roles/ridgeback.rb index cd992b20f..54e0d7e91 100644 --- a/roles/ridgeback.rb +++ b/roles/ridgeback.rb @@ -14,6 +14,17 @@ default_attributes( } } }, + :sysfs => { + :md_tune => { + :comment => "Tune the md sync performance so as not to kill system performance", + :parameters => { + "block/md0/md/sync_speed_min" => "10", + "block/md0/md/sync_speed_max" => "10000", + "block/md1/md/sync_speed_min" => "10", + "block/md1/md/sync_speed_max" => "10000" + } + } + }, :squid => { :cache_mem => "5500 MB", :cache_dir => "coss /store/squid/coss-01 128000 block-size=8192 max-size=262144 membufs=80" -- 2.43.2