smengcl commented on a change in pull request #1164: HDDS-1829 On OM
reload/restart OmMetrics#numKeys should be updated
URL: https://github.com/apache/hadoop/pull/1164#discussion_r307904383
##########
File path:
hadoop-hdds/common/src/main/java/org/apache/hadoop/utils/db/RDBTable.java
##########
@@ -183,4 +183,14 @@ public String getName() throws IOException {
public void close() throws Exception {
// Nothing do for a Column Family.
}
+
+ @Override
+ public long getEstimatedKeyCount() throws IOException {
+ try {
+ return db.getLongProperty(handle, "rocksdb.estimate-num-keys");
+ } catch (RocksDBException e) {
+ throw new IOException(
+ "Failed to get estimated key count of the table.");
Review comment:
Sure! Done.
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