spark api 源码

2022-10-20
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spark api 代码

文件路径：/streaming/src/main/scala/org/apache/spark/status/api/v1/streaming/api.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.status.api.v1.streaming

import java.util.Date

import org.apache.spark.streaming.ui.StreamingJobProgressListener._

class StreamingStatistics private[spark](
    val startTime: Date,
    val batchDuration: Long,
    val numReceivers: Int,
    val numActiveReceivers: Int,
    val numInactiveReceivers: Int,
    val numTotalCompletedBatches: Long,
    val numRetainedCompletedBatches: Long,
    val numActiveBatches: Long,
    val numProcessedRecords: Long,
    val numReceivedRecords: Long,
    val avgInputRate: Option[Double],
    val avgSchedulingDelay: Option[Long],
    val avgProcessingTime: Option[Long],
    val avgTotalDelay: Option[Long])

class ReceiverInfo private[spark](
    val streamId: Int,
    val streamName: String,
    val isActive: Option[Boolean],
    val executorId: Option[String],
    val executorHost: Option[String],
    val lastErrorTime: Option[Date],
    val lastErrorMessage: Option[String],
    val lastError: Option[String],
    val avgEventRate: Option[Double],
    val eventRates: Seq[(Long, Double)])

class BatchInfo private[spark](
    val batchId: Long,
    val batchTime: Date,
    val status: String,
    val batchDuration: Long,
    val inputSize: Long,
    val schedulingDelay: Option[Long],
    val processingTime: Option[Long],
    val totalDelay: Option[Long],
    val numActiveOutputOps: Int,
    val numCompletedOutputOps: Int,
    val numFailedOutputOps: Int,
    val numTotalOutputOps: Int,
    val firstFailureReason: Option[String])

class OutputOperationInfo private[spark](
    val outputOpId: OutputOpId,
    val name: String,
    val description: String,
    val startTime: Option[Date],
    val endTime: Option[Date],
    val duration: Option[Long],
    val failureReason: Option[String],
    val jobIds: Seq[SparkJobId])

相关信息

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