tillrohrmann commented on a change in pull request #9703: [FLINK-14038]Add
default GC options for flink on yarn to facilitate debugging
URL: https://github.com/apache/flink/pull/9703#discussion_r339307589
##########
File path: flink-dist/src/main/flink-bin/mesos-bin/mesos-taskmanager.sh
##########
@@ -27,6 +27,13 @@ CC_CLASSPATH=`manglePathList
$(constructFlinkClassPath):$INTERNAL_HADOOP_CLASSPA
log=flink-taskmanager.log
log_setting="-Dlog.file="$log"
-Dlog4j.configuration=file:"$FLINK_CONF_DIR"/log4j.properties
-Dlogback.configurationFile=file:"$FLINK_CONF_DIR"/logback.xml"
+gclog="flink-taskmanager.gc_log"
+
+FLINK_HEAPDUMP_NAME="flink-taskmanager.hprof"
+rm -rf ${FLINK_JVM_HEAPDUMP_DIRECTORY}/${FLINK_HEAPDUMP_NAME}
+FLINK_JVM_GC_LOGGING_OPTS=`getGCLoggingOpts $gclog`
+FLINK_JVM_HEAPDUMP_OPTS=`getHeapdumpOpts $FLINK_HEAPDUMP_NAME $log`
Review comment:
```suggestion
FLINK_JVM_HEAPDUMP_OPTS=$(getHeapdumpOpts $FLINK_HEAPDUMP_NAME ${log})
```
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