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Merge pull request #615 from metamx/push-bootstrapped-sinks 

push sinks after bootstrap. fix #570
This commit is contained in:
fjy 2014-06-20 11:45:19 -06:00
parent b978eb33f1 a4003966b2
commit 255504727a
1 changed files with 40 additions and 29 deletions
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69
server/src/main/java/io/druid/segment/realtime/plumber/RealtimePlumber.java
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@ -152,6 +152,8 @@ public class RealtimePlumber implements Plumber
bootstrapSinksFromDisk();
registerServerViewCallback();
startPersistThread();
// Push pending sinks bootstrapped from previous run
mergeAndPush();
}
@Override
@ -595,35 +597,7 @@ public class RealtimePlumber implements Plumber
return ScheduledExecutors.Signal.STOP;
}
log.info("Starting merge and push.");
DateTime minTimestampAsDate = segmentGranularity.truncate(
rejectionPolicy.getCurrMaxTime().minus(windowMillis)
);
long minTimestamp = minTimestampAsDate.getMillis();
log.info("Found [%,d] sinks. minTimestamp [%s]", sinks.size(), minTimestampAsDate);
List<Map.Entry<Long, Sink>> sinksToPush = Lists.newArrayList();
for (Map.Entry<Long, Sink> entry : sinks.entrySet()) {
final Long intervalStart = entry.getKey();
if (intervalStart < minTimestamp) {
log.info("Adding entry[%s] for merge and push.", entry);
sinksToPush.add(entry);
} else {
log.warn(
"[%s] < [%s] Skipping persist and merge.",
new DateTime(intervalStart),
minTimestampAsDate
);
}
}
log.info("Found [%,d] sinks to persist and merge", sinksToPush.size());
for (final Map.Entry<Long, Sink> entry : sinksToPush) {
persistAndMerge(entry.getKey(), entry.getValue());
}
mergeAndPush();
if (stopped) {
log.info("Stopping merge-n-push overseer thread");
@ -636,6 +610,43 @@ public class RealtimePlumber implements Plumber
);
}
private void mergeAndPush()
{
final Granularity segmentGranularity = schema.getGranularitySpec().getSegmentGranularity();
final Period windowPeriod = config.getWindowPeriod();
final long windowMillis = windowPeriod.toStandardDuration().getMillis();
log.info("Starting merge and push.");
DateTime minTimestampAsDate = segmentGranularity.truncate(
rejectionPolicy.getCurrMaxTime().minus(windowMillis)
);
long minTimestamp = minTimestampAsDate.getMillis();
log.info("Found [%,d] sinks. minTimestamp [%s]", sinks.size(), minTimestampAsDate);
List<Map.Entry<Long, Sink>> sinksToPush = Lists.newArrayList();
for (Map.Entry<Long, Sink> entry : sinks.entrySet()) {
final Long intervalStart = entry.getKey();
if (intervalStart < minTimestamp) {
log.info("Adding entry[%s] for merge and push.", entry);
sinksToPush.add(entry);
} else {
log.warn(
"[%s] < [%s] Skipping persist and merge.",
new DateTime(intervalStart),
minTimestampAsDate
);
}
}
log.info("Found [%,d] sinks to persist and merge", sinksToPush.size());
for (final Map.Entry<Long, Sink> entry : sinksToPush) {
persistAndMerge(entry.getKey(), entry.getValue());
}
}
/**
* Unannounces a given sink and removes all local references to it.
*/