kerneltime commented on code in PR #5358:
URL: https://github.com/apache/ozone/pull/5358#discussion_r1342892731
##########
hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java:
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@@ -114,9 +131,18 @@ public class DBScanner implements Callable<Void>,
SubcommandWithParent {
showDefaultValue = CommandLine.Help.Visibility.ALWAYS)
private boolean showCount;
- private String keySeparatorSchemaV3 =
+ @CommandLine.Option(names = {"--compact"},
+ description = "disable the pretty print the output",
+ defaultValue = "false")
+ private static boolean compact;
+
+ private static final String KEY_SEPARATOR_SCHEMA_V3 =
new OzoneConfiguration().getObject(DatanodeConfiguration.class)
.getContainerSchemaV3KeySeparator();
+ private static final int BATCH_SIZE = 10000;
+ private static final int THREAD_COUNT = 10;
Review Comment:
Since this change aims to speed up the scan, the thread count and batch size
choices can be params.
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