DO NOT MERGE: debug build performance

[ci]

Signed-off-by: Robert Autenrieth <robert.autenrieth@digitalasset.com>

Author: rautenrieth-da

.envrc.vars

@@ -16,7 +16,7 @@ export PUBLIC_CONFIGS_PATH=${SPLICE_ROOT}/cluster/configs/configs
 
 # Inrease code heap sizes to avoid issues
 # Defaults NonNMethodCodeHeapSize=7M,NonProfiledCodeHeapSize=122M,ProfiledCodeHeapSize=122M
-export SBT_OPTS="-XX:MaxRAMPercentage=90.0 -Xmx16G -Xms4G -Xss6M -XX:+UseG1GC -XX:ReservedCodeCacheSize=1G"
+export SBT_OPTS="-XX:MaxRAMPercentage=90.0 -Xmx16G -Xms4G -Xss6M -XX:+UseG1GC -XX:ReservedCodeCacheSize=1G -Xlog:gc*,gc+heap=debug:file=log/sbt-gc.log:time,level,tags:filecount=5,filesize=20m -Xlog:class+load=info,class+unload=info:file=log/sbt-classloading.log -XX:StartFlightRecording=filename=log/sbt-build.jfr,dumponexit=true,settings=profile"
 
 # Provide a simple way to get the path to `sbt-launch.jar` for IntelliJ setup
 export SBT_LAUNCH_PATH="$(dirname "$(dirname "$(which sbt)")")/share/sbt/bin/sbt-launch.jar"