From cf4832b225b2d6273c5ebbcdf5b65567177ecaba Mon Sep 17 00:00:00 2001
From: Justin Cormack <justin.cormack@docker.com>
Date: Mon, 4 Jul 2016 14:37:28 +0100
Subject: [PATCH] Increase ulimits as high as possible

Setting unlimited improves performance.

Signed-off-by: Justin Cormack <justin.cormack@docker.com>
---
 alpine/packages/docker/etc/init.d/docker | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/alpine/packages/docker/etc/init.d/docker b/alpine/packages/docker/etc/init.d/docker
index 7be622765..0ee972b81 100755
--- a/alpine/packages/docker/etc/init.d/docker
+++ b/alpine/packages/docker/etc/init.d/docker
@@ -54,10 +54,9 @@ start()
 		fi
 	fi
 
-	# same default ulimit as boot2docker; if you want more can set at docker run time
-	DOCKER_ULIMITS=1048576
-	ulimit -n $DOCKER_ULIMITS
-	ulimit -p $DOCKER_ULIMITS
+	# set ulimits as high as possible
+	ulimit -n $(sysctl fs.file-max)
+	ulimit -p unlimited
 
 	DOCKER_LOGFILE="/var/log/docker.log"