ChenSammi commented on code in PR #3398:
URL: https://github.com/apache/ozone/pull/3398#discussion_r871131449
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hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/metadata/DatanodeStoreSchemaThreeImpl.java:
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@@ -88,4 +92,47 @@ public void removeKVContainerData(long containerID) throws
IOException {
getBatchHandler().commitBatchOperation(batch);
}
}
+
+ public void dumpKVContainerData(long containerID, File metaDir)
+ throws IOException {
+ String prefix = getContainerKeyPrefix(containerID);
+ getMetadataTable().dumpToFileWithPrefix(
+ getTableDumpFile(getMetadataTable(), metaDir), prefix);
+ getBlockDataTable().dumpToFileWithPrefix(
+ getTableDumpFile(getBlockDataTable(), metaDir), prefix);
+ getDeletedBlocksTable().dumpToFileWithPrefix(
+ getTableDumpFile(getDeletedBlocksTable(), metaDir), prefix);
+ getDeleteTransactionTable().dumpToFileWithPrefix(
+ getTableDumpFile(getDeleteTransactionTable(), metaDir),
+ prefix);
+ }
+
+ public void loadKVContainerData(File metaDir)
+ throws IOException {
+ getMetadataTable().loadFromFile(
+ getTableDumpFile(getMetadataTable(), metaDir));
+ getBlockDataTable().loadFromFile(
+ getTableDumpFile(getBlockDataTable(), metaDir));
+ getDeletedBlocksTable().loadFromFile(
+ getTableDumpFile(getDeletedBlocksTable(), metaDir));
+ getDeleteTransactionTable().loadFromFile(
+ getTableDumpFile(getDeleteTransactionTable(), metaDir));
+ }
+
+ public void cleanupAllDumpFiles(File metaDir)
Review Comment:
Can we more this cleanupAllDumpFiles to BlockUtils.java, and make it a
static function?
And rename it to deleteAllDumpFiles.
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