本文整理汇总了Java中org.apache.hadoop.hdfs.qjournal.server.JournalNode.stopAndJoin方法的典型用法代码示例。如果您正苦于以下问题：Java JournalNode.stopAndJoin方法的具体用法？Java JournalNode.stopAndJoin怎么用？Java JournalNode.stopAndJoin使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.qjournal.server.JournalNode的用法示例。
在下文中一共展示了JournalNode.stopAndJoin方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: restartJournalNode
import org.apache.hadoop.hdfs.qjournal.server.JournalNode; //导入方法依赖的package包/类
public void restartJournalNode(int i) throws InterruptedException, IOException {
JNInfo info = nodes[i];
JournalNode jn = info.node;
Configuration conf = new Configuration(jn.getConf());
if (jn.isStarted()) {
jn.stopAndJoin(0);
}
conf.set(DFSConfigKeys.DFS_JOURNALNODE_RPC_ADDRESS_KEY,
NetUtils.getHostPortString(info.ipcAddr));
final String uri = info.httpServerURI;
if (uri.startsWith("http://")) {
conf.set(DFSConfigKeys.DFS_JOURNALNODE_HTTP_ADDRESS_KEY,
uri.substring(("http://".length())));
} else if (info.httpServerURI.startsWith("https://")) {
conf.set(DFSConfigKeys.DFS_JOURNALNODE_HTTPS_ADDRESS_KEY,
uri.substring(("https://".length())));
}
JournalNode newJN = new JournalNode();
newJN.setConf(conf);
newJN.start();
info.node = newJN;
}
示例2: shutdown
import org.apache.hadoop.hdfs.qjournal.server.JournalNode; //导入方法依赖的package包/类
/**
* Shutdown all of the JournalNodes in the cluster.
* @throws IOException if one or more nodes failed to stop
*/
public void shutdown() throws IOException {
boolean failed = false;
for (JournalNode jn : nodes) {
try {
jn.stopAndJoin(0);
} catch (Exception e) {
failed = true;
LOG.warn("Unable to stop journal node " + jn, e);
}
}
if (failed) {
throw new IOException("Unable to shut down. Check log for details");
}
}
示例3: testStandbyTailingJNFailure
import org.apache.hadoop.hdfs.qjournal.server.JournalNode; //导入方法依赖的package包/类
/**
* Tests that if the JournalNode from which the standby is tailing fails, the
* Standby can still continue tailing from another JournalNode without issues.
*/
@Test
public void testStandbyTailingJNFailure() throws Exception {
setUp("testStandbyTailingJNFailure");
DFSTestUtil.createFile(fs, new Path("/test"), 1024, (short) 1, 0);
AvatarNode standby = cluster.getStandbyAvatar(0).avatar;
handler.doCheckpoint();
// Find the journal node the Standby is tailing from.
JournalNode jn = getStandbyTailingJN();
assertNotNull(jn);
jn.stopAndJoin(0);
handler.instantiatedIngest = false;
LOG.info("Stopped JournalNode with port "
+ jn.getBoundHttpAddress().getPort());
LOG.info("current journal port : " + handler.currentJournalHttpPort);
DFSTestUtil.createFile(fs, new Path("/test1"), 1024, (short) 1, 0);
// Wait for ingest.
long start = System.currentTimeMillis();
while (!handler.instantiatedIngest
&& System.currentTimeMillis() - start < 10000) {
DFSTestUtil.waitSecond();
}
assertTrue(handler.instantiatedIngest);
LOG.info("Ingest failures : "
+ standby.getAvatarNodeMetrics().numIngestFailures.get());
assertTrue(standby.getAvatarNodeMetrics().numIngestFailures
.get() <= 1);
}