caiconghui commented on code in PR #11365:
URL: https://github.com/apache/doris/pull/11365#discussion_r933976502
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fe/fe-core/src/main/java/org/apache/doris/catalog/TabletInvertedIndex.java:
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@@ -128,128 +131,131 @@ public void tabletReport(long backendId, Map<Long,
TTablet> backendTablets,
LOG.info("begin to do tablet diff with backend[{}]. num: {}",
backendId, backendTablets.size());
Map<Long, Replica> replicaMetaWithBackend =
backingReplicaMetaTable.row(backendId);
if (replicaMetaWithBackend != null) {
- // traverse replicas in meta with this backend
-
replicaMetaWithBackend.entrySet().parallelStream().forEach(entry -> {
- long tabletId = entry.getKey();
-
Preconditions.checkState(tabletMetaMap.containsKey(tabletId));
- TabletMeta tabletMeta = tabletMetaMap.get(tabletId);
-
- if (backendTablets.containsKey(tabletId)) {
- TTablet backendTablet = backendTablets.get(tabletId);
- Replica replica = entry.getValue();
- tabletFoundInMeta.add(tabletId);
- TTabletInfo backendTabletInfo =
backendTablet.getTabletInfos().get(0);
- if (partitionIdInMemorySet.contains(
- backendTabletInfo.getPartitionId()) !=
backendTabletInfo.isIsInMemory()) {
- synchronized (tabletToInMemory) {
- tabletToInMemory.add(new
ImmutableTriple<>(tabletId, backendTabletInfo.getSchemaHash(),
- !backendTabletInfo.isIsInMemory()));
+ taskPool.submit(() -> {
+ // traverse replicas in meta with this backend
+
replicaMetaWithBackend.entrySet().parallelStream().forEach(entry -> {
Review Comment:
it depends on both task number and the time cost per task, need to do some
experiment and think about whether improve performance significantly
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