AntiTopQuark commented on code in PR #66191:
URL: https://github.com/apache/doris/pull/66191#discussion_r3868677520
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fe/fe-core/src/main/java/org/apache/doris/clone/TabletScheduler.java:
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@@ -756,9 +787,13 @@ private void handleReplicaMissing(TabletSchedCtx
tabletCtx, AgentBatchTask batch
// find proper tag
Tag tag = chooseProperTag(tabletCtx, true);
// find an available dest backend and path
- RootPathLoadStatistic destPath = chooseAvailableDestPath(tabletCtx,
tag, false /* not for colocate */);
+ RootPathLoadStatistic destPath =
chooseBasePreferredDestPath(tabletCtx, tag);
+ if (destPath == null) {
+ destPath = chooseAvailableDestPath(tabletCtx, tag, false /* not
for colocate */);
+ }
Preconditions.checkNotNull(destPath);
tabletCtx.setDest(destPath.getBeId(), destPath.getPathHash());
+ tabletCtx.setStorageMedium(destPath.getStorageMedium());
Review Comment:
Done
The partition-configured medium remains authoritative for the base tablet:
the base migrates first, then locality repair moves the row-binlog companion to
the base tablet’s exact path, while only independent migration of the companion
is disabled.
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