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HeuristicConf.xml
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HeuristicConf.xml
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<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright 2016 LinkedIn Corp.
Licensed under the Apache License, Version 2.0 (the "License"); you may not
use this file except in compliance with the License. You may obtain a copy of
the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
License for the specific language governing permissions and limitations under
the License.
-->
<!-- Heuristics configurations, each heuristic will be loaded by a particular analyser -->
<heuristics>
<!-- MAP-REDUCE HEURISTICS -->
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Mapper Data Skew</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.MapperDataSkewHeuristic</classname>
<viewname>views.html.help.mapreduce.helpMapperDataSkew</viewname>
<!--<params>
<num_tasks_severity>10, 50, 100, 200</num_tasks_severity>
<deviation_severity>2, 4, 8, 16</deviation_severity>
<files_severity>1/8, 1/4, 1/2, 1</files_severity>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Mapper GC</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.MapperGCHeuristic</classname>
<viewname>views.html.help.mapreduce.helpGC</viewname>
<!--<params>
<exclude_jobtypes_filter>OozieLauncher</exclude_jobtypes_filter>
<gc_ratio_severity>0.01, 0.02, 0.03, 0.04</gc_ratio_severity>
<runtime_severity_in_min>5, 10, 12, 15</runtime_severity_in_min>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Mapper Time</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.MapperTimeHeuristic</classname>
<viewname>views.html.help.mapreduce.helpMapperTime</viewname>
<!--<params>
<exclude_jobtypes_filter>OozieLauncher</exclude_jobtypes_filter>
<short_runtime_severity_in_min>10, 4, 2, 1</short_runtime_severity_in_min>
<long_runtime_severity_in_min>15, 30, 60, 120</long_runtime_severity_in_min>
<num_tasks_severity>50, 101, 500, 1000</num_tasks_severity>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Mapper Speed</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.MapperSpeedHeuristic</classname>
<viewname>views.html.help.mapreduce.helpMapperSpeed</viewname>
<!--<params>
<exclude_jobtypes_filter>OozieLauncher</exclude_jobtypes_filter>
<disk_speed_severity>1/2, 1/4, 1/8, 1/32</disk_speed_severity>
<runtime_severity_in_min>5, 10, 15, 30</runtime_severity_in_min>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Mapper Spill</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.MapperSpillHeuristic</classname>
<viewname>views.html.help.mapreduce.helpMapperSpill</viewname>
<!--<params>
<spill_severity>2.01, 2.2, 2.5, 3</spill_severity>
<num_tasks_severity>50, 100, 500, 1000</num_tasks_severity>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Mapper Memory</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.MapperMemoryHeuristic</classname>
<viewname>views.html.help.mapreduce.helpMapperMemory</viewname>
<!--<params>
<container_memory_severity>1, 1.5, 2, 2.5</container_memory_severity>
<memory_ratio_severity>0.6, 0.5, 0.4, 0.3</memory_ratio_severity>
<container_memory_default_mb>2048</container_memory_default_mb>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Reducer Data Skew</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.ReducerDataSkewHeuristic</classname>
<viewname>views.html.help.mapreduce.helpReducerDataSkew</viewname>
<!--<params>
<num_tasks_severity>10, 50, 100, 200</num_tasks_severity>
<deviation_severity>2, 4, 8, 16</deviation_severity>
<files_severity>1/8, 1/4, 1/2, 1</files_severity>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Reducer GC</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.ReducerGCHeuristic</classname>
<viewname>views.html.help.mapreduce.helpGC</viewname>
<!--<params>
<gc_ratio_severity>0.01, 0.02, 0.03, 0.04</gc_ratio_severity>
<runtime_severity_in_min>5, 10, 12, 15</runtime_severity_in_min>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Reducer Time</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.ReducerTimeHeuristic</classname>
<viewname>views.html.help.mapreduce.helpReducerTime</viewname>
<!--<params>
<short_runtime_severity_in_min>10, 4, 2, 1</short_runtime_severity_in_min>
<long_runtime_severity_in_min>15, 30, 60, 120</long_runtime_severity_in_min>
<num_tasks_severity>50, 101, 500, 1000</num_tasks_severity>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Reducer Memory</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.ReducerMemoryHeuristic</classname>
<viewname>views.html.help.mapreduce.helpReducerMemory</viewname>
<!--<params>
<container_memory_severity>1, 1.5, 2, 2.5</container_memory_severity>
<memory_ratio_severity>0.6, 0.5, 0.4, 0.3</memory_ratio_severity>
<container_memory_default_mb>2048</container_memory_default_mb>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Shuffle & Sort</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.ShuffleSortHeuristic</classname>
<viewname>views.html.help.mapreduce.helpShuffleSort</viewname>
<!--<params>
<runtime_severity_in_min>1, 5, 10, 30</runtime_severity_in_min>
<runtime_ratio_severity>1, 2, 4, 8</runtime_ratio_severity>
</params>-->
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Exception</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.ExceptionHeuristic</classname>
<viewname>views.html.help.mapreduce.helpException</viewname>
</heuristic>
<heuristic>
<applicationtype>mapreduce</applicationtype>
<heuristicname>Distributed Cache Limit</heuristicname>
<classname>com.linkedin.drelephant.mapreduce.heuristics.DistributedCacheLimitHeuristic</classname>
<viewname>views.html.help.mapreduce.helpDistributedCacheLimit</viewname>
<params>
<distributed.cache.file.size.limit.bytes>500000000</distributed.cache.file.size.limit.bytes>
</params>
</heuristic>
<!-- SPARK HEURISTICS -->
<heuristic>
<applicationtype>spark</applicationtype>
<heuristicname>Spark Configuration</heuristicname>
<classname>com.linkedin.drelephant.spark.heuristics.ConfigurationHeuristic</classname>
<viewname>views.html.help.spark.helpConfigurationHeuristic</viewname>
</heuristic>
<heuristic>
<applicationtype>spark</applicationtype>
<heuristicname>Spark Executor Metrics</heuristicname>
<classname>com.linkedin.drelephant.spark.heuristics.ExecutorsHeuristic</classname>
<viewname>views.html.help.spark.helpExecutorsHeuristic</viewname>
</heuristic>
<heuristic>
<applicationtype>spark</applicationtype>
<heuristicname>Spark Job Metrics</heuristicname>
<classname>com.linkedin.drelephant.spark.heuristics.JobsHeuristic</classname>
<viewname>views.html.help.spark.helpJobsHeuristic</viewname>
</heuristic>
<heuristic>
<applicationtype>spark</applicationtype>
<heuristicname>Spark Stage Metrics</heuristicname>
<classname>com.linkedin.drelephant.spark.heuristics.StagesHeuristic</classname>
<viewname>views.html.help.spark.helpStagesHeuristic</viewname>
</heuristic>
</heuristics>