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| author | Yavuz Tas <12643010+yavuztas@users.noreply.github.com> | 2024-01-29 21:02:20 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-01-29 21:02:20 +0100 |
| commit | a82cf2ceb7f3832a953f1a68162b03128765612b (patch) | |
| tree | 1974c11b0cfd346bc230de29ee57a3a23fcb24c9 /calculate_average_yavuztas.sh | |
| parent | 886f0cdb4df4fdbee7c99fb1fdd5c72d9608d635 (diff) | |
improve speed, thanks to the following improvements: (#550)
* improve speed, thanks to the following improvements:
- loop unrolling and eleminating extra calculations
- eleminating instance level variable access
- quicker equals check, checking long by long chunks instead of bytes
- update GraalVM version to the latest
* faster equals check
* fix equals bug in 10K, more optimizations on equals and calculate hash parts
* New solution optimized for Linux/AMD hardware
* Optimize solution, try to fix 10K bug on native
* Optimize solution, move records to a local field
* test timing
* revert back accidentally pushed code
---------
Co-authored-by: Yavuz Tas <yavuz.tas@ing.com>
Diffstat (limited to 'calculate_average_yavuztas.sh')
| -rwxr-xr-x | calculate_average_yavuztas.sh | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/calculate_average_yavuztas.sh b/calculate_average_yavuztas.sh index bfa7b10..bbcd403 100755 --- a/calculate_average_yavuztas.sh +++ b/calculate_average_yavuztas.sh @@ -15,5 +15,11 @@ # limitations under the License. # -JAVA_OPTS="-Xms128m -Xmx128m -XX:MaxGCPauseMillis=1 -XX:-AlwaysPreTouch -XX:+UseSerialGC --enable-preview" -java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_yavuztas +if [ -f target/CalculateAverage_yavuztas_image ]; then + echo "Picking up existing native image 'target/CalculateAverage_yavuztas_image', delete the file to select JVM mode." 1>&2 + target/CalculateAverage_yavuztas_image +else + JAVA_OPTS="-XX:MaxGCPauseMillis=1 -XX:-AlwaysPreTouch -XX:+UseSerialGC -XX:+TieredCompilation --enable-preview" + echo "Choosing to run the app in JVM mode as no native image was found, use prepare_yavuztas.sh to generate." 1>&2 + java $JAVA_OPTS --class-path target/average-1.0.0-SNAPSHOT.jar dev.morling.onebrc.CalculateAverage_yavuztas +fi |