ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/TimelineMetricsIgniteCache.java (2 lines):
	- line 95: //TODO add config to disable logging
	- line 240: //TODO better to lock TimelineMetricHostMetadata instance to avoid dataloss, but generally the data could be lost only during initial collector start


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/aggregators/TimelineMetricClusterAggregatorSecondWithCacheSource.java (2 lines):
	- line 81: //TODO add basic interpolation
	- line 82: //TODO investigate if needed, maybe add config to disable/enable


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/webapp/TimelineWebServices.java (2 lines):
	- line 147: // TODO: Check ACLs for MetricEntity using the TimelineACLManager.
	- line 148: // TODO: Save owner of the MetricEntity.


ambari-metrics-host-monitoring/src/main/python/psutil/psutil/_pssunos.py (2 lines):
	- line 180: # TODO - the filtering logic should be better checked so that
	- line 433: # TODO: rewrite this in C (...but the damn netstat source code


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/aggregators/TopNDownSampler.java (1 line):
	- line 93: //TODO : Need a better way to find out what kind of aggregation the current one is.


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/aggregators/AbstractTimelineAggregator.java (1 line):
	- line 281: //TODO : Fix downsampling after UUID change.


ambari-metrics-host-monitoring/src/main/python/psutil/psutil/_psbsd.py (1 line):
	- line 190: # TODO: apply filter at C level


ambari-metrics-common/src/main/java/org/apache/hadoop/metrics2/sink/timeline/TimelineMetricMetadata.java (1 line):
	- line 177: //!this.lastRecordedTime.equals(metadata.getLastRecordedTime()) || // TODO: support


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/query/PhoenixTransactSQL.java (1 line):
	- line 811: // TODO: Upper case all strings on POST


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/loadsimulator/LoadRunner.java (1 line):
	- line 134: // TODO: correctly count the failed tasks


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/source/RawMetricsSource.java (1 line):
	- line 54: // TODO: Adjust default flush to reasonable defaults > 3 seconds


ambari-metrics-host-monitoring/src/main/python/core/controller.py (1 line):
	- line 97: # TODO: Optimize to not use Timer class and use the Queue instead


ambari-metrics-hadoop-sink/src/main/java/org/apache/hadoop/metrics2/sink/timeline/HadoopTimelineMetricsSink.java (1 line):
	- line 503: // TODO: Buffering implementation


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/HBaseTimelineMetricsService.java (1 line):
	- line 106: //TODO make configurable


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/source/DefaultInternalMetricsSourceProvider.java (1 line):
	- line 27: // TODO: Implement read based sources for higher order data


ambari-metrics-host-monitoring/src/main/python/psutil/psutil/_psutil_sunos.c (1 line):
	- line 1090: // TODO : free databuf


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/loadsimulator/net/UrlService.java (1 line):
	- line 56: //TODO: make timeouts configurable


ambari-metrics-host-monitoring/src/main/python/main.py (1 line):
	- line 82: # TODO fix if possible


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/aggregators/TimelineMetricAggregatorFactory.java (1 line):
	- line 482: //TODO : Fix this.


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/aggregators/AggregatorUtils.java (1 line):
	- line 51: // TODO: Some nulls in data - need to investigate null values from host


ambari-metrics-host-monitoring/src/main/python/core/security.py (1 line):
	- line 28: # TODO merge this with security.py in ambari-agent and move to ambrari commons


ambari-metrics-host-monitoring/src/main/python/psutil/psutil/_psutil_windows.c (1 line):
	- line 1568: /* TODO: Check these two function pointers */


ambari-metrics-host-monitoring/src/main/python/psutil/psutil/_pslinux.py (1 line):
	- line 400: # TODO: need comment here


ambari-metrics-timelineservice/src/main/java/org/apache/ambari/metrics/core/timeline/query/SplitByMetricNamesCondition.java (1 line):
	- line 24: // TODO get rid of this class