kfaraz commented on code in PR #17470:
URL: https://github.com/apache/druid/pull/17470#discussion_r1976534742
##########
extensions-core/multi-stage-query/src/main/java/org/apache/druid/msq/exec/SegmentLoadStatusFetcher.java:
##########
@@ -149,46 +148,46 @@ public void waitForSegmentsToLoad()
try {
FutureUtils.getUnchecked(executorService.submit(() -> {
long lastLogMillis = -TimeUnit.MINUTES.toMillis(1);
- try {
- while (!(hasAnySegmentBeenLoaded.get() &&
versionLoadStatusReference.get().isLoadingComplete())) {
- // Check the timeout and exit if exceeded.
- long runningMillis = new Interval(startTime,
DateTimes.nowUtc()).toDurationMillis();
- if (runningMillis > TIMEOUT_DURATION_MILLIS) {
- log.warn(
- "Runtime[%d] exceeded timeout[%d] while waiting for segments
to load. Exiting.",
- runningMillis,
- TIMEOUT_DURATION_MILLIS
- );
- updateStatus(State.TIMED_OUT, startTime);
- return;
- }
+ while (true) {
+ if (DateTimes.nowUtc().getMillis() - startTime.getMillis() >
TIMEOUT_DURATION_MILLIS) {
+ log.warn("Timed out waiting for segments to load");
+ break;
+ }
- if (runningMillis - lastLogMillis >= TimeUnit.MINUTES.toMillis(1))
{
- lastLogMillis = runningMillis;
- log.info(
- "Fetching segment load status for datasource[%s] from
broker",
- datasource
- );
+ try {
+ SqlQuery sqlQuery = new SqlQuery(
+ StringUtils.format(LOAD_QUERY, datasource,
versionsConditionString),
+ ResultFormat.ARRAY,
+ false,
+ false,
+ false,
+ null,
+ null
+ );
+
+ SqlTaskStatus taskStatus =
FutureUtils.getUnchecked(brokerClient.submitSqlTask(sqlQuery), true);
+ if (taskStatus.getState() == TaskState.SUCCESS) {
Review Comment:
It is very unlikely that this `taskStatus` will ever be success or even
failed. The task would have just been submitted to the Overlord.
Moreover, this use case doesn't require submitting an MSQ task to the
Overlord at all since the LOAD_QUERY is just a sys query.
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