ChenSammi commented on code in PR #7934:
URL: https://github.com/apache/ozone/pull/7934#discussion_r1977194722
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hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/metadata/DatanodeStoreSchemaThreeImpl.java:
##########
@@ -132,17 +140,52 @@ public void dumpKVContainerData(long containerID, File
dumpDir)
}
public void loadKVContainerData(File dumpDir)
- throws IOException {
- getMetadataTable().loadFromFile(
- getTableDumpFile(getMetadataTable(), dumpDir));
- getBlockDataTable().loadFromFile(
- getTableDumpFile(getBlockDataTable(), dumpDir));
- if
(VersionedDatanodeFeatures.isFinalized(HDDSLayoutFeature.HBASE_SUPPORT)) {
- getLastChunkInfoTable().loadFromFile(
- getTableDumpFile(getLastChunkInfoTable(), dumpDir));
+ throws IOException, RocksDBException {
+ try (BatchOperation batch = getBatchHandler().initBatchOperation()) {
+ processTable(batch, getTableDumpFile(getMetadataTable(), dumpDir),
+ FixedLengthStringCodec.get(), LongCodec.get(), getMetadataTable());
+ processTable(batch, getTableDumpFile(getBlockDataTable(), dumpDir),
+ FixedLengthStringCodec.get(), BlockData.getCodec(),
getBlockDataTable());
+ if
(VersionedDatanodeFeatures.isFinalized(HDDSLayoutFeature.HBASE_SUPPORT)) {
+ processTable(batch, getTableDumpFile(getLastChunkInfoTable(), dumpDir),
+ FixedLengthStringCodec.get(), BlockData.getCodec(),
getLastChunkInfoTable());
+ }
+ processTable(batch, getTableDumpFile(getDeleteTransactionTable(),
dumpDir), FixedLengthStringCodec.get(),
+ Proto2Codec.get(DeletedBlocksTransaction.getDefaultInstance()),
getDeleteTransactionTable());
+
+ getStore().commitBatchOperation(batch);
+ }
+ }
+
+ private <K, V> void processTable(BatchOperation batch, File tableDumpFile,
+ Codec<K> keyCodec, Codec<V> valueCodec, Table<K, V> table) throws
IOException, RocksDBException {
+ if (isFileEmpty(tableDumpFile)) {
+ LOG.warn("SST File {} is empty. Skipping processing.",
tableDumpFile.getAbsolutePath());
Review Comment:
It's normal that some table is not there, such as deleteTransactionTable if
there is no block deletion transactions. This warning log will cause
confusing.
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