dongjoon-hyun commented on code in PR #44021: URL: https://github.com/apache/spark/pull/44021#discussion_r1424403116
########## connector/profiler/src/main/scala/org/apache/spark/executor/profiler/package.scala: ########## @@ -0,0 +1,68 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.spark.executor + +import org.apache.spark.internal.config.ConfigBuilder + +package object profiler { + + private[profiler] val EXECUTOR_CODE_PROFILING_ENABLED = + ConfigBuilder("spark.executor.profiling.enabled") + .doc("Turn on code profiling via async_profiler in executors.") + .version("4.0.0") + .booleanConf + .createWithDefault(false) + + private[profiler] val EXECUTOR_CODE_PROFILING_OUTPUT_DIR = + ConfigBuilder("spark.executor.profiling.dfsDir") + .doc("HDFS compatible file-system path to where the profiler will write output jfr files.") + .version("4.0.0") + .stringConf + .createOptional + + private[profiler] val EXECUTOR_CODE_PROFILING_LOCAL_DIR = + ConfigBuilder("spark.executor.profiling.localDir") + .doc("Local file system path on executor where profiler output is saved. Defaults to the " + + "working directory of the executor process.") + .version("4.0.0") + .stringConf + .createWithDefault(".") + + private[profiler] val EXECUTOR_CODE_PROFILING_OPTIONS = + ConfigBuilder("spark.executor.profiling.options") + .doc("Options to pass on to the async profiler.") + .version("4.0.0") + .stringConf + .createWithDefault("event=wall,interval=10ms,alloc=2m,lock=10ms,chunktime=300s") + + private[profiler] val EXECUTOR_CODE_PROFILING_FRACTION = + ConfigBuilder("spark.executor.profiling.fraction") + .doc("Fraction of executors to profile") + .version("4.0.0") + .doubleConf + .checkValue(v => v >= 0.0 && v < 1.0, + "Fraction of executors to profile must be in [0,1)") Review Comment: Why do we exclude 100%? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org