HADOOP-18680: Insufficient heap during full test runs in Docker container on branch-3.3.

Closes #5511

Signed-off-by: Shilun Fan <slfan1989@apache.org>
Signed-off-by: Ayush Saxena <ayushsaxena@apache.org>

dev-support/docker/Dockerfile

@@ -181,7 +181,7 @@ RUN mkdir -p /opt/isa-l-src \
 ###
 # Avoid out of memory errors in builds
 ###
-ENV MAVEN_OPTS -Xms256m -Xmx1536m
+ENV MAVEN_OPTS -Xms256m -Xmx3072m
 
 # Skip gpg verification when downloading Yetus via yetus-wrapper
 ENV HADOOP_SKIP_YETUS_VERIFICATION true

dev-support/docker/Dockerfile_aarch64

@@ -144,7 +144,7 @@ RUN npm install -g bower@1.8.8
 ###
 # Avoid out of memory errors in builds
 ###
-ENV MAVEN_OPTS -Xms256m -Xmx1536m
+ENV MAVEN_OPTS -Xms256m -Xmx3072m
 
 # Skip gpg verification when downloading Yetus via yetus-wrapper
 ENV HADOOP_SKIP_YETUS_VERIFICATION true