Bytte til parallell GC (#151)

Author: tendestad

Dockerfile

@@ -5,7 +5,7 @@ LABEL org.opencontainers.image.source=https://github.com/navikt/ung-sak
 RUN mkdir /app/lib
 RUN mkdir /app/conf
 
-ENV JAVA_OPTS="-XX:MaxRAMPercentage=75.0 -XX:ActiveProcessorCount=4 -Djdk.virtualThreadScheduler.parallelism=8 -Djava.security.egd=file:/dev/./urandom -Duser.timezone=Europe/Oslo "
+ENV JAVA_OPTS="-XX:+UseParallelGC -XX:MaxRAMPercentage=75.0 -XX:ActiveProcessorCount=4 -Djdk.virtualThreadScheduler.parallelism=8 -Djava.security.egd=file:/dev/./urandom -Duser.timezone=Europe/Oslo "
 
 # Config
 COPY web/target/classes/logback.xml /app/conf/