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Second attempt with various improvements (#510)

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* Initial chunked impl

* Bytes instead of chars

* Improved number parsing

* Custom hashmap

* Graal and some tuning

* Fix segmenting

* Fix casing

* Unsafe

* Inlining hash calc

* Improved loop

* Cleanup

* Speeding up equals

* Simplifying hash

* Replace concurrenthashmap with lock

* Small changes

* Script reorg

* Native

* Lots of inlining and improvements

* Add back length check

* Fixes

* Small changes

---------

Co-authored-by: Jamal Mulla <j.mulla@mwam.com>
This commit is contained in:
Jamal Mulla
2024-01-31 21:09:25 +00:00
committed by GitHub
parent b91c95a498
commit e639e2a045
3 changed files with 185 additions and 197 deletions
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10
calculate_average_JamalMulla.sh
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@@ -15,5 +15,11 @@
# limitations under the License.
#
JAVA_OPTS="--enable-preview -XX:+UnlockExperimentalVMOptions -XX:+TrustFinalNonStaticFields -XX:+UseTransparentHugePages"
java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_JamalMulla
if [ -f target/CalculateAverage_JamalMulla_image ]; then
target/CalculateAverage_JamalMulla_image
else
JAVA_OPTS="--enable-preview -XX:+UnlockExperimentalVMOptions -XX:+TrustFinalNonStaticFields -XX:+UseTransparentHugePages -XX:-TieredCompilation"
java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_JamalMulla
fi