From 5f63d9690bce61907c3764e977895de5d93cd9ce Mon Sep 17 00:00:00 2001 From: Grant Slater Date: Mon, 23 Dec 2019 13:15:14 +0000 Subject: [PATCH 1/1] tilecache: Use TCP BBR congestion control --- roles/tilecache.rb | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/roles/tilecache.rb b/roles/tilecache.rb index d7aae8af1..c9badd05d 100644 --- a/roles/tilecache.rb +++ b/roles/tilecache.rb @@ -75,11 +75,18 @@ default_attributes( } }, :no_tcp_slow_start => { - :comment => "Ensure TCP slow start is disabled", + :comment => "REMOVE ME: Temporary Reset TCP slow start back to kernel default", :parameters => { - "net.ipv4.tcp_slow_start_after_idle" => "0", + "net.ipv4.tcp_slow_start_after_idle" => "1", "net.ipv4.tcp_no_metrics_save" => "0" } + }, + :tcp_use_bbr => { + :comment => "Use TCP BBR Congestion Control", + :parameters => { + "net.core.default_qdisc" => "fq", + "net.ipv4.tcp_congestion_control" => "bbr" + } } } ) -- 2.43.2