From f02279df8c48a68acf56e138f400ad978ce1b047 Mon Sep 17 00:00:00 2001 From: Martin Date: Sat, 3 Feb 2024 04:04:30 +0800 Subject: martin2038: first submission (#665) * first double as int * - hashcode * JAVA_OPTS empty * native * native * CalculateAverage_melgenek https://questdb.io/blog/building-faster-hash-table-high-performance-sql-joins/#fastmap-internals * mvn formatting * jvm model * 10k name * 10k name * round mean * limit ChunkSize smaller than Integer.MAX_VALUE --------- Co-authored-by: martin.cong --- calculate_average_martin2038.sh | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100755 calculate_average_martin2038.sh (limited to 'calculate_average_martin2038.sh') diff --git a/calculate_average_martin2038.sh b/calculate_average_martin2038.sh new file mode 100755 index 0000000..c141e2b --- /dev/null +++ b/calculate_average_martin2038.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. +# + + +if [ -f target/CalculateAverage_martin2038_image ]; then + echo "Picking up existing native image 'target/CalculateAverage_martin2038_image', delete the file to select JVM mode." 1>&2 + target/CalculateAverage_martin2038_image +else + + #JAVA_OPTS="--enable-preview" + echo "Chosing to run the app in JVM mode as no native image was found, use prepare_martin2038.sh to generate." 1>&2 + # JAVA_OPTS="-XX:-EnableJVMCI -Xms16g -Xmx16g -XX:+AlwaysPreTouch -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC" + JAVA_OPTS="" + java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_martin2038 + +fi -- cgit v1.2.3