dengzhhu653 commented on code in PR #5950:
URL: https://github.com/apache/hive/pull/5950#discussion_r2443659891
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standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/Msck.java:
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@@ -240,6 +248,74 @@ public int repair(MsckInfo msckInfo) throws TException,
MetastoreException, IOEx
}
}
+ // Generate small files warnings only for partsNotInMs
+ try {
+ // Threshold in bytes for average file size considered "small"
+ final long threshold =
+ MetastoreConf.getLongVar(getConf(),
MetastoreConf.ConfVars.MSCK_SMALLFILES_AVG_SIZE);
+
+ // Collect partition names
+ final List<String> names = partsNotInMs.stream()
+ .map(CheckResult.PartitionResult::getPartitionName)
+ .filter(Objects::nonNull)
+ .filter(s -> !s.isEmpty())
+ .collect(Collectors.toList());
+
+ // Batch over the names to limit single-RPC payload.
+ final int PART_FETCH_BATCH = 1000;
+ final Map<String, Partition> byName = new HashMap<>(names.size() *
2);
+ List<Partition> allParts = Batchable.runBatched(
+ PART_FETCH_BATCH,
Review Comment:
PART_FETCH_BATCH -> `MetastoreConf.getIntVar(conf,
MetastoreConf.ConfVars.BATCH_RETRIEVE_MAX)`
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