本文整理汇总了Java中org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore.checkVersion方法的典型用法代码示例。如果您正苦于以下问题：Java RMStateStore.checkVersion方法的具体用法？Java RMStateStore.checkVersion怎么用？Java RMStateStore.checkVersion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.yarn.server.resourcemanager.recovery.RMStateStore的用法示例。
在下文中一共展示了RMStateStore.checkVersion方法的4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: serviceStart
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore; //导入方法依赖的package包/类
@Override
protected void serviceStart() throws Exception {
RMStateStore rmStore = rmContext.getStateStore();
// The state store needs to start irrespective of recoveryEnabled as apps
// need events to move to further states.
rmStore.start();
if(recoveryEnabled) {
try {
rmStore.checkVersion();
if (rmContext.isWorkPreservingRecoveryEnabled()) {
rmContext.setEpoch(rmStore.getAndIncrementEpoch());
}
RMState state = rmStore.loadState();
recover(state);
} catch (Exception e) {
// the Exception from loadState() needs to be handled for
// HA and we need to give up master status if we got fenced
LOG.error("Failed to load/recover state", e);
throw e;
}
}
super.serviceStart();
}
示例2: serviceStart
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore; //导入方法依赖的package包/类
@Override
protected void serviceStart() throws Exception {
RMStateStore rmStore = rmContext.getStateStore();
// The state store needs to start irrespective of recoveryEnabled as apps
// need events to move to further states.
rmStore.start();
if(recoveryEnabled) {
try {
rmStore.checkVersion();
RMState state = rmStore.loadState();
recover(state);
} catch (Exception e) {
// the Exception from loadState() needs to be handled for
// HA and we need to give up master status if we got fenced
LOG.error("Failed to load/recover state", e);
throw e;
}
}
super.serviceStart();
}
示例3: serviceStart
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore; //导入方法依赖的package包/类
@Override
protected void serviceStart() throws Exception {
RMStateStore rmStore = rmContext.getStateStore();
// The state store needs to start irrespective of recoveryEnabled as apps
// need events to move to further states.
rmStore.start();
if(recoveryEnabled) {
try {
LOG.info("Recovery started");
rmStore.checkVersion();
if (rmContext.isWorkPreservingRecoveryEnabled()) {
rmContext.setEpoch(rmStore.getAndIncrementEpoch());
}
RMState state = rmStore.loadState();
recover(state);
LOG.info("Recovery ended");
} catch (Exception e) {
// the Exception from loadState() needs to be handled for
// HA and we need to give up master status if we got fenced
LOG.error("Failed to load/recover state", e);
throw e;
}
}
super.serviceStart();
}
示例4: serviceStart
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore; //导入方法依赖的package包/类
@Override
protected void serviceStart() throws Exception {
LOG.info("starting resourceTrackingService");
RMStateStore rmStore = rmContext.getStateStore();
// The state store needs to start irrespective of recoveryEnabled as apps
// need events to move to further states.
rmStore.start();
pauseMonitor.start();
if (rmContext.isDistributed()) {
if (!rmContext.isLeader()) {
LOG.info("streaming processor is starting for resource tracker");
RMStorageFactory.kickEventStreamingAPI(false, conf);
streamingReceiver = new RtStreamingProcessor(rmContext);
streamingReceiver.start();
} else {
LOG.info("streaming processor is starting for scheduler");
RMStorageFactory.kickEventStreamingAPI(true, conf);
streamingReceiver = new RmStreamingProcessor(rmContext);
streamingReceiver.start();
}
}
if(recoveryEnabled) {
try {
LOG.info("Recovery started");
rmStore.checkVersion();
if (rmContext.isWorkPreservingRecoveryEnabled()) {
rmContext.setEpoch(rmStore.getAndIncrementEpoch());
}
RMState state = rmStore.loadState();
recover(state);
LOG.info("Recovery ended");
} catch (Exception e) {
// the Exception from loadState() needs to be handled for
// HA and we need to give up master status if we got fenced
LOG.error("Failed to load/recover state", e);
throw e;
}
}
super.serviceStart();
LOG.info("started resourceTrackingService");
}