Java 类org.apache.hadoop.hdfs.server.datanode.BlockTransferThrottler 实例源码

项目：hadoop-on-lustre 文件：TestBlockReplacement.java

public void testThrottler() throws IOException {
  Configuration conf = new Configuration();
  FileSystem.setDefaultUri(conf, "hdfs://localhost:0");
  long bandwidthPerSec = 1024*1024L;
  final long TOTAL_BYTES =6*bandwidthPerSec; 
  long bytesToSend = TOTAL_BYTES; 
  long start = Util.now();
  BlockTransferThrottler throttler = new BlockTransferThrottler(bandwidthPerSec);
  long totalBytes = 0L;
  long bytesSent = 1024*512L; // 0.5MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  bytesSent = 1024*768L; // 0.75MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  try {
    Thread.sleep(1000);
  } catch (InterruptedException ignored) {}
  throttler.throttle(bytesToSend);
  long end = Util.now();
  assertTrue(totalBytes*1000/(end-start)<=bandwidthPerSec);
}

项目：hadoop-0.20 文件：TestBlockReplacement.java

public void testThrottler() throws IOException {
  Configuration conf = new Configuration();
  FileSystem.setDefaultUri(conf, "hdfs://localhost:0");
  long bandwidthPerSec = 1024*1024L;
  final long TOTAL_BYTES =6*bandwidthPerSec; 
  long bytesToSend = TOTAL_BYTES; 
  long start = Util.now();
  BlockTransferThrottler throttler = new BlockTransferThrottler(bandwidthPerSec);
  long totalBytes = 0L;
  long bytesSent = 1024*512L; // 0.5MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  bytesSent = 1024*768L; // 0.75MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  try {
    Thread.sleep(1000);
  } catch (InterruptedException ignored) {}
  throttler.throttle(bytesToSend);
  long end = Util.now();
  assertTrue(totalBytes*1000/(end-start)<=bandwidthPerSec);
}

项目：hortonworks-extension 文件：TestBlockReplacement.java

public void testThrottler() throws IOException {
  Configuration conf = new Configuration();
  FileSystem.setDefaultUri(conf, "hdfs://localhost:0");
  long bandwidthPerSec = 1024*1024L;
  final long TOTAL_BYTES =6*bandwidthPerSec; 
  long bytesToSend = TOTAL_BYTES; 
  long start = Util.now();
  BlockTransferThrottler throttler = new BlockTransferThrottler(bandwidthPerSec);
  long totalBytes = 0L;
  long bytesSent = 1024*512L; // 0.5MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  bytesSent = 1024*768L; // 0.75MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  try {
    Thread.sleep(1000);
  } catch (InterruptedException ignored) {}
  throttler.throttle(bytesToSend);
  long end = Util.now();
  assertTrue(totalBytes*1000/(end-start)<=bandwidthPerSec);
}

项目：hortonworks-extension 文件：TestBlockReplacement.java

public void testThrottler() throws IOException {
  Configuration conf = new Configuration();
  FileSystem.setDefaultUri(conf, "hdfs://localhost:0");
  long bandwidthPerSec = 1024*1024L;
  final long TOTAL_BYTES =6*bandwidthPerSec; 
  long bytesToSend = TOTAL_BYTES; 
  long start = Util.now();
  BlockTransferThrottler throttler = new BlockTransferThrottler(bandwidthPerSec);
  long totalBytes = 0L;
  long bytesSent = 1024*512L; // 0.5MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  bytesSent = 1024*768L; // 0.75MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  try {
    Thread.sleep(1000);
  } catch (InterruptedException ignored) {}
  throttler.throttle(bytesToSend);
  long end = Util.now();
  assertTrue(totalBytes*1000/(end-start)<=bandwidthPerSec);
}

项目：hadoop-gpu 文件：TestBlockReplacement.java

public void testThrottler() throws IOException {
  Configuration conf = new Configuration();
  FileSystem.setDefaultUri(conf, "hdfs://localhost:0");
  long bandwidthPerSec = 1024*1024L;
  final long TOTAL_BYTES =6*bandwidthPerSec; 
  long bytesToSend = TOTAL_BYTES; 
  long start = Util.now();
  BlockTransferThrottler throttler = new BlockTransferThrottler(bandwidthPerSec);
  long totalBytes = 0L;
  long bytesSent = 1024*512L; // 0.5MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  bytesSent = 1024*768L; // 0.75MB
  throttler.throttle(bytesSent);
  bytesToSend -= bytesSent;
  try {
    Thread.sleep(1000);
  } catch (InterruptedException ignored) {}
  throttler.throttle(bytesToSend);
  long end = Util.now();
  assertTrue(totalBytes*1000/(end-start)<=bandwidthPerSec);
}