danny0405 commented on code in PR #9229:
URL: https://github.com/apache/hudi/pull/9229#discussion_r1278770289
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hudi-utilities/src/main/java/org/apache/hudi/utilities/HoodieCompactor.java:
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@@ -265,11 +267,36 @@ private int doCompact(JavaSparkContext jsc) throws
Exception {
cfg.compactionInstantTime =
firstCompactionInstant.get().getTimestamp();
LOG.info("Found the earliest scheduled compaction instant which will
be executed: "
+ cfg.compactionInstantTime);
- } else {
- LOG.info("There is no scheduled compaction in the table.");
- return 0;
+ }
+
+ // update cfg.compactionInstantTime if finding an expired instant
+ List<HoodieInstant> inflightInstants = metaClient.getActiveTimeline()
+ .filterPendingCompactionTimeline().filterInflights().getInstants();
+ List<String> expiredInstants =
inflightInstants.stream().filter(instant -> {
+ try {
+ return
client.getHeartbeatClient().isHeartbeatExpired(instant.getTimestamp());
+ } catch (IOException io) {
+ LOG.info("Failed to check heartbeat for instant " + instant);
+ }
+ return false;
+ }).map(HoodieInstant::getTimestamp).collect(Collectors.toList());
+
+ if (!expiredInstants.isEmpty()) {
+ cfg.compactionInstantTime = expiredInstants.get(0);
+ LOG.info("Found expired compaction instant, update the earliest
scheduled compaction instant which will be executed: "
+ + cfg.compactionInstantTime);
}
}
+
+ // do nothing if cfg.compactionInstantTime still is null
+ if (StringUtils.isNullOrEmpty(cfg.compactionInstantTime)) {
+ LOG.info("There is no scheduled compaction in the table.");
+ return 0;
+ }
+
+ // start a heartbeat for the instant
+ client.getHeartbeatClient().start(cfg.compactionInstantTime);
+
Review Comment:
From the code, I didn't see the difference.
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