本文整理了Java中org.apache.hadoop.hdfs.server.datanode.DataNode.getECN()方法的一些代码示例，展示了DataNode.getECN()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。DataNode.getECN()方法的具体详情如下：
包路径：org.apache.hadoop.hdfs.server.datanode.DataNode
类名称：DataNode
方法名：getECN

DataNode.getECN介绍

[英]The ECN bit for the DataNode. The DataNode should return:

• ECN.DISABLED when ECN is disabled.
• ECN.SUPPORTED when ECN is enabled but the DN still has capacity.
• ECN.CONGESTED when ECN is enabled and the DN is congested.
  [中]

代码示例

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

try {
 sendAckUpstreamUnprotected(null, PipelineAck.UNKOWN_SEQNO, 0L, 0L,
   PipelineAck.combineHeader(datanode.getECN(), ackStatus));
} finally {

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

LOG.info("Relaying an out of band ack of type " + oobStatus);
   sendAckUpstream(ack, PipelineAck.UNKOWN_SEQNO, 0L, 0L,
     PipelineAck.combineHeader(datanode.getECN(),
      Status.SUCCESS));
   continue;
sendAckUpstream(ack, expected, totalAckTimeNanos,
 (pkt != null ? pkt.offsetInBlock : 0),
 PipelineAck.combineHeader(datanode.getECN(), myStatus));
if (pkt != null) {

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

int h = PipelineAck.combineHeader(datanode.getECN(), Status.SUCCESS);
 int h1 = PipelineAck.combineHeader(datanode.getECN(), Status.ERROR);
 replies = new int[] {h, h1};
} else {

代码示例来源：origin: ch.cern.hadoop/hadoop-hdfs

try {
 sendAckUpstreamUnprotected(null, PipelineAck.UNKOWN_SEQNO, 0L, 0L,
   PipelineAck.combineHeader(datanode.getECN(), ackStatus));
} finally {

代码示例来源：origin: io.prestosql.hadoop/hadoop-apache

try {
 sendAckUpstreamUnprotected(null, PipelineAck.UNKOWN_SEQNO, 0L, 0L,
   PipelineAck.combineHeader(datanode.getECN(), ackStatus));
} finally {

代码示例来源：origin: ch.cern.hadoop/hadoop-hdfs

LOG.info("Relaying an out of band ack of type " + oobStatus);
   sendAckUpstream(ack, PipelineAck.UNKOWN_SEQNO, 0L, 0L,
     PipelineAck.combineHeader(datanode.getECN(),
      Status.SUCCESS));
   continue;
sendAckUpstream(ack, expected, totalAckTimeNanos,
 (pkt != null ? pkt.offsetInBlock : 0),
 PipelineAck.combineHeader(datanode.getECN(), myStatus));
if (pkt != null) {

代码示例来源：origin: ch.cern.hadoop/hadoop-hdfs

int h = PipelineAck.combineHeader(datanode.getECN(), Status.SUCCESS);
 int h1 = PipelineAck.combineHeader(datanode.getECN(), Status.ERROR);
 replies = new int[] {h, h1};
} else {

代码示例来源：origin: io.prestosql.hadoop/hadoop-apache

int h = PipelineAck.combineHeader(datanode.getECN(), Status.SUCCESS);
 int h1 = PipelineAck.combineHeader(datanode.getECN(), Status.ERROR);
 replies = new int[] {h, h1};
} else {

代码示例来源：origin: io.prestosql.hadoop/hadoop-apache

LOG.info("Relaying an out of band ack of type " + oobStatus);
   sendAckUpstream(ack, PipelineAck.UNKOWN_SEQNO, 0L, 0L,
     PipelineAck.combineHeader(datanode.getECN(),
      Status.SUCCESS));
   continue;
sendAckUpstream(ack, expected, totalAckTimeNanos,
 (pkt != null ? pkt.offsetInBlock : 0),
 PipelineAck.combineHeader(datanode.getECN(), myStatus));
if (pkt != null) {