| /* |
| * 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 |
| |
| /** |
| * A collection of fields and methods concerned with internal accumulators that represent |
| * task level metrics. |
| */ |
| private[spark] object InternalAccumulator { |
| // Prefixes used in names of internal task level metrics |
| val METRICS_PREFIX = "internal.metrics." |
| val SHUFFLE_READ_METRICS_PREFIX = METRICS_PREFIX + "shuffle.read." |
| val SHUFFLE_WRITE_METRICS_PREFIX = METRICS_PREFIX + "shuffle.write." |
| val OUTPUT_METRICS_PREFIX = METRICS_PREFIX + "output." |
| val INPUT_METRICS_PREFIX = METRICS_PREFIX + "input." |
| |
| // Names of internal task level metrics |
| val EXECUTOR_DESERIALIZE_TIME = METRICS_PREFIX + "executorDeserializeTime" |
| val EXECUTOR_DESERIALIZE_CPU_TIME = METRICS_PREFIX + "executorDeserializeCpuTime" |
| val EXECUTOR_RUN_TIME = METRICS_PREFIX + "executorRunTime" |
| val EXECUTOR_CPU_TIME = METRICS_PREFIX + "executorCpuTime" |
| val RESULT_SIZE = METRICS_PREFIX + "resultSize" |
| val JVM_GC_TIME = METRICS_PREFIX + "jvmGCTime" |
| val RESULT_SERIALIZATION_TIME = METRICS_PREFIX + "resultSerializationTime" |
| val MEMORY_BYTES_SPILLED = METRICS_PREFIX + "memoryBytesSpilled" |
| val DISK_BYTES_SPILLED = METRICS_PREFIX + "diskBytesSpilled" |
| val PEAK_EXECUTION_MEMORY = METRICS_PREFIX + "peakExecutionMemory" |
| val UPDATED_BLOCK_STATUSES = METRICS_PREFIX + "updatedBlockStatuses" |
| val TEST_ACCUM = METRICS_PREFIX + "testAccumulator" |
| |
| // scalastyle:off |
| |
| // Names of shuffle read metrics |
| object shuffleRead { |
| val REMOTE_BLOCKS_FETCHED = SHUFFLE_READ_METRICS_PREFIX + "remoteBlocksFetched" |
| val LOCAL_BLOCKS_FETCHED = SHUFFLE_READ_METRICS_PREFIX + "localBlocksFetched" |
| val REMOTE_BYTES_READ = SHUFFLE_READ_METRICS_PREFIX + "remoteBytesRead" |
| val REMOTE_BYTES_READ_TO_DISK = SHUFFLE_READ_METRICS_PREFIX + "remoteBytesReadToDisk" |
| val LOCAL_BYTES_READ = SHUFFLE_READ_METRICS_PREFIX + "localBytesRead" |
| val FETCH_WAIT_TIME = SHUFFLE_READ_METRICS_PREFIX + "fetchWaitTime" |
| val RECORDS_READ = SHUFFLE_READ_METRICS_PREFIX + "recordsRead" |
| } |
| |
| // Names of shuffle write metrics |
| object shuffleWrite { |
| val BYTES_WRITTEN = SHUFFLE_WRITE_METRICS_PREFIX + "bytesWritten" |
| val RECORDS_WRITTEN = SHUFFLE_WRITE_METRICS_PREFIX + "recordsWritten" |
| val WRITE_TIME = SHUFFLE_WRITE_METRICS_PREFIX + "writeTime" |
| } |
| |
| // Names of output metrics |
| object output { |
| val BYTES_WRITTEN = OUTPUT_METRICS_PREFIX + "bytesWritten" |
| val RECORDS_WRITTEN = OUTPUT_METRICS_PREFIX + "recordsWritten" |
| } |
| |
| // Names of input metrics |
| object input { |
| val BYTES_READ = INPUT_METRICS_PREFIX + "bytesRead" |
| val RECORDS_READ = INPUT_METRICS_PREFIX + "recordsRead" |
| } |
| |
| // scalastyle:on |
| } |