Initial Implementation - coolmineman (#196)

* start

* slower

* still bad

* finally faster than baseline :)

* starting to go fast

* improve

* we ball

* fix race condition an newline

* change threadpool

* ~18sec on my machine

1 files changed, 30 insertions, 0 deletions

diff --git a/calculate_average_coolmineman.sh b/calculate_average_coolmineman.sh
new file mode 100755
index 0000000..cabd0c4
--- /dev/null
+++ b/calculate_average_coolmineman.sh
@@ -0,0 +1,30 @@
+#!/bin/sh
+#
+#  Copyright 2023 The original authors
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+# Uncomment below to use sdk
+# source "$HOME/.sdkman/bin/sdkman-init.sh"
+# sdk use java 21.0.1-graal 1>&2
+
+source "$HOME/.sdkman/bin/sdkman-init.sh"
+sdk use java 21.0.1-graal 1>&2
+if [ -f "target/calculate_average_coolmineman.jsa" ]; then
+    JAVA_OPTS="-XX:SharedArchiveFile=target/calculate_average_coolmineman.jsa -Xshare:on"
+else
+    # First run, create the archive:
+    JAVA_OPTS="-XX:ArchiveClassesAtExit=target/calculate_average_coolmineman.jsa"
+fi
+time java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_coolmineman