1brc/calculate_average_dmitry-midokura.sh
Dmitry Bufistov b20e7365e7
Second submission to keep a bit of dignity (#581)
* Dmitry challenge

* Dmitry submit 2.

Use MemorySegment of FileChannle and Unsafe
to read bytes from disk. 4 seconds speedup in local test
from 20s to 16s.
2024-01-25 23:09:22 +01:00

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#!/bin/bash
#
# 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.
#
#JAVA_OPTS="-verbose:gc"
JAVA_OPTS="--enable-preview -Xmx128m -XX:+UseSerialGC -XX:-TieredCompilation"
java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_bufistov $1 $2