spark Status 源码

2022-10-20
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spark Status 代码

文件路径：/core/src/main/scala/org/apache/spark/internal/config/Status.scala

/*
 * 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.internal.config

import java.util.concurrent.TimeUnit

private[spark] object Status {

  val ASYNC_TRACKING_ENABLED = ConfigBuilder("spark.appStateStore.asyncTracking.enable")
    .version("2.3.0")
    .booleanConf
    .createWithDefault(true)

  val LIVE_ENTITY_UPDATE_PERIOD = ConfigBuilder("spark.ui.liveUpdate.period")
    .version("2.3.0")
    .timeConf(TimeUnit.NANOSECONDS)
    .createWithDefaultString("100ms")

  val LIVE_ENTITY_UPDATE_MIN_FLUSH_PERIOD = ConfigBuilder("spark.ui.liveUpdate.minFlushPeriod")
    .doc("Minimum time elapsed before stale UI data is flushed. This avoids UI staleness when " +
      "incoming task events are not fired frequently.")
    .version("2.4.2")
    .timeConf(TimeUnit.NANOSECONDS)
    .createWithDefaultString("1s")

  val MAX_RETAINED_JOBS = ConfigBuilder("spark.ui.retainedJobs")
    .version("1.2.0")
    .intConf
    .createWithDefault(1000)

  val MAX_RETAINED_STAGES = ConfigBuilder("spark.ui.retainedStages")
    .version("0.9.0")
    .intConf
    .createWithDefault(1000)

  val MAX_RETAINED_TASKS_PER_STAGE = ConfigBuilder("spark.ui.retainedTasks")
    .version("2.0.1")
    .intConf
    .createWithDefault(100000)

  val MAX_RETAINED_DEAD_EXECUTORS = ConfigBuilder("spark.ui.retainedDeadExecutors")
    .version("2.0.0")
    .intConf
    .createWithDefault(100)

  val MAX_RETAINED_ROOT_NODES = ConfigBuilder("spark.ui.dagGraph.retainedRootRDDs")
    .version("2.1.0")
    .intConf
    .createWithDefault(Int.MaxValue)

  val METRICS_APP_STATUS_SOURCE_ENABLED =
    ConfigBuilder("spark.metrics.appStatusSource.enabled")
      .doc("Whether Dropwizard/Codahale metrics " +
        "will be reported for the status of the running spark app.")
      .version("3.0.0")
      .booleanConf
      .createWithDefault(false)

  val DISK_STORE_DIR_FOR_STATUS =
    ConfigBuilder("spark.appStatusStore.diskStoreDir")
      .doc("Local directory where to store diagnostic information of SQL executions. " +
        "This configuration is only for live UI.")
      .version("3.4.0")
      .stringConf
      .createOptional
}

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