content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.stress.worker;
  
  import alluxio.stress.Parameters;
  import alluxio.stress.common.FileSystemParameters;
  
  import com.beust.jcommander.DynamicParameter;
  import com.beust.jcommander.Parameter;
  
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   * This holds all the parameters. All fields are public for easier json ser/de without all the
   * getters and setters.
   */
  public final class WorkerBenchParameters extends FileSystemParameters {
    @Parameter(names = {"--base"},
        description = "The base directory path URI to perform operations in")
    @Parameters.PathDescription(aliasFieldName = "mBaseAlias")
    public String mBasePath = "alluxio:///stress-worker-base";
  
    @Parameter(names = {"--base-alias"}, description = "The alias for the base path, unused if empty")
    @Parameters.KeylessDescription
    public String mBaseAlias = "";
  
    @Parameter(names = {"--tag"}, description = "A string to identify this run")
    @Parameters.KeylessDescription
    public String mTag = "";
  
    @Parameter(names = {"--clients"}, description = "the number of fs clients to use")
    public int mClients = 1;
  
    @Parameter(names = {"--threads"}, description = "the number of threads to use")
    public int mThreads = 256;
  
    @Parameter(names = {"--duration"},
        description = "The length of time to run the benchmark. (1m, 10m, 60s, 10000ms, etc.)")
    public String mDuration = "30s";
  
    @Parameter(names = {"--warmup"},
        description = "The length of time to warmup before recording measurements. (1m, 10m, 60s, "
            + "10000ms, etc.)")
    public String mWarmup = "30s";
  
    @Parameter(names = {"--file-size"},
        description = "The files size for IO operations. (1g, 4g, etc.)")
    public String mFileSize = "128m";
  
    @Parameter(names = {"--buffer-size"},
        description = "The buffer size for IO operations. (1k, 16k, etc.)")
    public String mBufferSize = "4k";
  
    @Parameter(names = {"--block-size"},
        description = "The size of the file block. (16k, 64m, etc.)")
    public String mBlockSize = "32m";
  
    @Parameter(names = {"--num-files"},
        description = "The number of files to be generated by StressWorkerBench. (100, etc.)")
    public Integer mNumFiles = 1;
  
    @Parameter(names = {"--is-random"},
        description = "If true, the data will be read in random offset and length")
    public boolean mIsRandom = false;
  
    @Parameter(names = {"--random-seed"},
        description = "The random seed used to generate the random access pattern. And this params "
            + "is only useful when random mode is enabled")
    public Integer mRandomSeed = 1;
  
    @Parameter(names = {"--random-max-length"},
        description = "The random max length upper bound")
    public String mRandomMaxReadLength = "4m";
  
    @Parameter(names = {"--random-min-length"},
        description = "The random max length upper bound")
    public String mRandomMinReadLength = "1m";
  
    @Parameter(names = {"--free"},
        description = "If true, free the data from Alluxio before reading. Only applies to Alluxio "
            + "paths")
    public boolean mFree = false;
  
    @Parameter(names = {"--skip-creation"},
        description = "If true, skip the data file creation")
    public boolean mSkipCreation = false;
  
    @DynamicParameter(names = "--conf", description = "HDFS client configuration. Can be repeated.")
    public Map<String, String> mConf = new HashMap<>();
  }
  