Add start file that lives on the AMI.

nagyistoce · Sep 23, 2013 · 2a47733 · 2a47733
1 parent b25615d
commit 2a47733
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diff --git a/ec2/ami/README.txt b/ec2/ami/README.txt
@@ -0,0 +1,2 @@
+Files in this directory live in the ec2-user directory of the AMI, and 
+may be called from scripts in the parent directory.
diff --git a/ec2/ami/start-h2o-bg.sh b/ec2/ami/start-h2o-bg.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -e
+
+d=`dirname $0`
+
+# Use 90% of RAM for H2O.
+memTotalKb=`cat /proc/meminfo | grep MemTotal | sed 's/MemTotal:[ \t]*//' | sed 's/ kB//'`
+memTotalMb=$[ $memTotalKb / 1024 ]
+tmp=$[ $memTotalMb * 90 ]
+xmxMb=$[ $tmp / 100 ]
+
+# First try running java.
+export JAVA_HOME=${d}/jdk1.7.0_40
+echo JAVA_HOME is ${JAVA_HOME}
+${JAVA_HOME}/bin/java -version
+
+# Check that we can at least run H2O with the given java.
+${JAVA_HOME}/bin/java -jar h2o.jar -version
+
+# Start H2O disowned in the background.
+nohup ${JAVA_HOME}/bin/java -Xmx${xmxMb}m -jar h2o.jar -name H2ODemo -flatfile flatfile.txt -port 54321 -beta -ice_root ${d}/ice_root 1> h2o.out 2> h2o.err &
+
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		Files in this directory live in the ec2-user directory of the AMI, and
		may be called from scripts in the parent directory.