本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress.beginPhase方法的典型用法代码示例。如果您正苦于以下问题：Java StartupProgress.beginPhase方法的具体用法？Java StartupProgress.beginPhase怎么用？Java StartupProgress.beginPhase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.server.namenode.startupprogress.StartupProgress的用法示例。
在下文中一共展示了StartupProgress.beginPhase方法的8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: loadEdits
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
private long loadEdits(Iterable<EditLogInputStream> editStreams,
FSNamesystem target, StartupOption startOpt, MetaRecoveryContext recovery)
throws IOException {
LOG.debug("About to load edits:\n " + Joiner.on("\n ").join(editStreams));
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.LOADING_EDITS);
long prevLastAppliedTxId = lastAppliedTxId;
try {
FSEditLogLoader loader = new FSEditLogLoader(target, lastAppliedTxId);
// Load latest edits
for (EditLogInputStream editIn : editStreams) {
LOG.info("Reading " + editIn + " expecting start txid #" +
(lastAppliedTxId + 1));
try {
loader.loadFSEdits(editIn, lastAppliedTxId + 1, startOpt, recovery);
} finally {
// Update lastAppliedTxId even in case of error, since some ops may
// have been successfully applied before the error.
lastAppliedTxId = loader.getLastAppliedTxId();
}
// If we are in recovery mode, we may have skipped over some txids.
if (editIn.getLastTxId() != HdfsConstants.INVALID_TXID) {
lastAppliedTxId = editIn.getLastTxId();
}
}
} finally {
FSEditLog.closeAllStreams(editStreams);
// update the counts
updateCountForQuota(target.getBlockManager().getStoragePolicySuite(),
target.dir.rootDir);
}
prog.endPhase(Phase.LOADING_EDITS);
return lastAppliedTxId - prevLastAppliedTxId;
}
示例2: loadEdits
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
private long loadEdits(Iterable<EditLogInputStream> editStreams,
FSNamesystem target, StartupOption startOpt, MetaRecoveryContext recovery)
throws IOException {
LOG.debug("About to load edits:\n " + Joiner.on("\n ").join(editStreams));
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.LOADING_EDITS);
long prevLastAppliedTxId = lastAppliedTxId;
try {
FSEditLogLoader loader = new FSEditLogLoader(target, lastAppliedTxId);
// Load latest edits
for (EditLogInputStream editIn : editStreams) {
LOG.info("Reading " + editIn + " expecting start txid #" +
(lastAppliedTxId + 1));
try {
loader.loadFSEdits(editIn, lastAppliedTxId + 1, startOpt, recovery);
} finally {
// Update lastAppliedTxId even in case of error, since some ops may
// have been successfully applied before the error.
lastAppliedTxId = loader.getLastAppliedTxId();
}
// If we are in recovery mode, we may have skipped over some txids.
if (editIn.getLastTxId() != HdfsServerConstants.INVALID_TXID) {
lastAppliedTxId = editIn.getLastTxId();
}
}
} finally {
FSEditLog.closeAllStreams(editStreams);
}
prog.endPhase(Phase.LOADING_EDITS);
return lastAppliedTxId - prevLastAppliedTxId;
}
示例3: loadEdits
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
private long loadEdits(Iterable<EditLogInputStream> editStreams,
FSNamesystem target, StartupOption startOpt, MetaRecoveryContext recovery)
throws IOException {
LOG.debug("About to load edits:\n " + Joiner.on("\n ").join(editStreams));
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.LOADING_EDITS);
long prevLastAppliedTxId = lastAppliedTxId;
try {
FSEditLogLoader loader = new FSEditLogLoader(target, lastAppliedTxId);
// Load latest edits
for (EditLogInputStream editIn : editStreams) {
LOG.info("Reading " + editIn + " expecting start txid #" +
(lastAppliedTxId + 1));
try {
loader.loadFSEdits(editIn, lastAppliedTxId + 1, startOpt, recovery);
} finally {
// Update lastAppliedTxId even in case of error, since some ops may
// have been successfully applied before the error.
lastAppliedTxId = loader.getLastAppliedTxId();
}
// If we are in recovery mode, we may have skipped over some txids.
if (editIn.getLastTxId() != HdfsConstants.INVALID_TXID) {
lastAppliedTxId = editIn.getLastTxId();
}
}
} finally {
FSEditLog.closeAllStreams(editStreams);
// update the counts
updateCountForQuota(target.dir.rootDir);
}
prog.endPhase(Phase.LOADING_EDITS);
return lastAppliedTxId - prevLastAppliedTxId;
}
示例4: loadFSImage
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
void loadFSImage(StartupOption startOpt, FSImage fsImage, boolean haEnabled)
throws IOException {
// format before starting up if requested
if (startOpt == StartupOption.FORMAT) {
fsImage.format(this, fsImage.getStorage().determineClusterId());// reuse current id
startOpt = StartupOption.REGULAR;
}
boolean success = false;
writeLock();
try {
// We shouldn't be calling saveNamespace if we've come up in standby state.
MetaRecoveryContext recovery = startOpt.createRecoveryContext();
boolean needToSave =
fsImage.recoverTransitionRead(startOpt, this, recovery) && !haEnabled;
if (needToSave) {
fsImage.saveNamespace(this);
} else {
// No need to save, so mark the phase done.
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.SAVING_CHECKPOINT);
prog.endPhase(Phase.SAVING_CHECKPOINT);
}
// This will start a new log segment and write to the seen_txid file, so
// we shouldn't do it when coming up in standby state
if (!haEnabled) {
fsImage.openEditLogForWrite();
}
success = true;
} finally {
if (!success) {
fsImage.close();
}
writeUnlock();
}
dir.imageLoadComplete();
}
示例5: loadEdits
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
/**
* Load the specified list of edit files into the image.
*/
public long loadEdits(Iterable<EditLogInputStream> editStreams,
FSNamesystem target, MetaRecoveryContext recovery) throws IOException {
LOG.debug("About to load edits:\n " + Joiner.on("\n ").join(editStreams));
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.LOADING_EDITS);
long prevLastAppliedTxId = lastAppliedTxId;
try {
FSEditLogLoader loader = new FSEditLogLoader(target, lastAppliedTxId);
// Load latest edits
for (EditLogInputStream editIn : editStreams) {
LOG.info("Reading " + editIn + " expecting start txid #" +
(lastAppliedTxId + 1));
try {
loader.loadFSEdits(editIn, lastAppliedTxId + 1, recovery);
} finally {
// Update lastAppliedTxId even in case of error, since some ops may
// have been successfully applied before the error.
lastAppliedTxId = loader.getLastAppliedTxId();
}
// If we are in recovery mode, we may have skipped over some txids.
if (editIn.getLastTxId() != HdfsConstants.INVALID_TXID) {
lastAppliedTxId = editIn.getLastTxId();
}
}
} finally {
FSEditLog.closeAllStreams(editStreams);
// update the counts
updateCountForQuota(target.dir.rootDir);
}
prog.endPhase(Phase.LOADING_EDITS);
return lastAppliedTxId - prevLastAppliedTxId;
}
示例6: loadFSImage
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
private void loadFSImage(StartupOption startOpt) throws IOException {
final FSImage fsImage = getFSImage();
// format before starting up if requested
if (startOpt == StartupOption.FORMAT) {
fsImage.format(this, fsImage.getStorage().determineClusterId());// reuse current id
startOpt = StartupOption.REGULAR;
}
boolean success = false;
writeLock();
try {
// We shouldn't be calling saveNamespace if we've come up in standby state.
MetaRecoveryContext recovery = startOpt.createRecoveryContext();
final boolean staleImage
= fsImage.recoverTransitionRead(startOpt, this, recovery);
if (RollingUpgradeStartupOption.ROLLBACK.matches(startOpt) ||
RollingUpgradeStartupOption.DOWNGRADE.matches(startOpt)) {
rollingUpgradeInfo = null;
}
final boolean needToSave = staleImage && !haEnabled && !isRollingUpgrade();
LOG.info("Need to save fs image? " + needToSave
+ " (staleImage=" + staleImage + ", haEnabled=" + haEnabled
+ ", isRollingUpgrade=" + isRollingUpgrade() + ")");
if (needToSave) {
fsImage.saveNamespace(this);
} else {
updateStorageVersionForRollingUpgrade(fsImage.getLayoutVersion(),
startOpt);
// No need to save, so mark the phase done.
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.SAVING_CHECKPOINT);
prog.endPhase(Phase.SAVING_CHECKPOINT);
}
// This will start a new log segment and write to the seen_txid file, so
// we shouldn't do it when coming up in standby state
if (!haEnabled || (haEnabled && startOpt == StartupOption.UPGRADE)
|| (haEnabled && startOpt == StartupOption.UPGRADEONLY)) {
fsImage.openEditLogForWrite();
}
success = true;
} finally {
if (!success) {
fsImage.close();
}
writeUnlock();
}
imageLoadComplete();
}
示例7: loadFSImage
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
private void loadFSImage(StartupOption startOpt) throws IOException {
final FSImage fsImage = getFSImage();
// format before starting up if requested
if (startOpt == StartupOption.FORMAT) {
fsImage.format(this, fsImage.getStorage().determineClusterId());// reuse current id
startOpt = StartupOption.REGULAR;
}
boolean success = false;
writeLock();
try {
// We shouldn't be calling saveNamespace if we've come up in standby state.
MetaRecoveryContext recovery = startOpt.createRecoveryContext();
final boolean staleImage
= fsImage.recoverTransitionRead(startOpt, this, recovery);
if (RollingUpgradeStartupOption.ROLLBACK.matches(startOpt)) {
rollingUpgradeInfo = null;
}
final boolean needToSave = staleImage && !haEnabled && !isRollingUpgrade();
LOG.info("Need to save fs image? " + needToSave
+ " (staleImage=" + staleImage + ", haEnabled=" + haEnabled
+ ", isRollingUpgrade=" + isRollingUpgrade() + ")");
if (needToSave) {
fsImage.saveNamespace(this);
} else {
// No need to save, so mark the phase done.
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.SAVING_CHECKPOINT);
prog.endPhase(Phase.SAVING_CHECKPOINT);
}
// This will start a new log segment and write to the seen_txid file, so
// we shouldn't do it when coming up in standby state
if (!haEnabled || (haEnabled && startOpt == StartupOption.UPGRADE)
|| (haEnabled && startOpt == StartupOption.UPGRADEONLY)) {
fsImage.openEditLogForWrite(getEffectiveLayoutVersion());
}
success = true;
} finally {
if (!success) {
fsImage.close();
}
writeUnlock();
}
imageLoadComplete();
}
示例8: loadFSImage
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgress; //导入方法依赖的package包/类
private void loadFSImage(StartupOption startOpt) throws IOException {
final FSImage fsImage = getFSImage();
// format before starting up if requested
if (startOpt == StartupOption.FORMAT) {
fsImage.format(this, fsImage.getStorage().determineClusterId());// reuse current id
startOpt = StartupOption.REGULAR;
}
boolean success = false;
writeLock();
try {
// We shouldn't be calling saveNamespace if we've come up in standby state.
MetaRecoveryContext recovery = startOpt.createRecoveryContext();
final boolean staleImage
= fsImage.recoverTransitionRead(startOpt, this, recovery);
if (RollingUpgradeStartupOption.ROLLBACK.matches(startOpt)) {
rollingUpgradeInfo = null;
}
final boolean needToSave = staleImage && !haEnabled && !isRollingUpgrade();
LOG.info("Need to save fs image? " + needToSave
+ " (staleImage=" + staleImage + ", haEnabled=" + haEnabled
+ ", isRollingUpgrade=" + isRollingUpgrade() + ")");
if (needToSave) {
fsImage.saveNamespace(this);
} else {
// No need to save, so mark the phase done.
StartupProgress prog = NameNode.getStartupProgress();
prog.beginPhase(Phase.SAVING_CHECKPOINT);
prog.endPhase(Phase.SAVING_CHECKPOINT);
}
// This will start a new log segment and write to the seen_txid file, so
// we shouldn't do it when coming up in standby state
if (!haEnabled || (haEnabled && startOpt == StartupOption.UPGRADE)) {
fsImage.openEditLogForWrite();
}
success = true;
} finally {
if (!success) {
fsImage.close();
}
writeUnlock();
}
dir.imageLoadComplete();
}