vivekratnavel commented on a change in pull request #1055: HDDS-1705. Recon:
Add estimatedTotalCount to the response of ...
URL: https://github.com/apache/hadoop/pull/1055#discussion_r301220038
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File path:
hadoop-ozone/ozone-recon/src/main/java/org/apache/hadoop/ozone/recon/tasks/ContainerKeyMapperTask.java
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@@ -144,24 +150,35 @@ private void deleteOMKeyFromContainerDB(String key)
Table.KeyValue<ContainerKeyPrefix, Integer>> containerIterator =
containerDBServiceProvider.getContainerTableIterator();
- Set<ContainerKeyPrefix> keysToDeDeleted = new HashSet<>();
+ Set<ContainerKeyPrefix> keysToBeDeleted = new HashSet<>();
while (containerIterator.hasNext()) {
Table.KeyValue<ContainerKeyPrefix, Integer> keyValue =
containerIterator.next();
String keyPrefix = keyValue.getKey().getKeyPrefix();
if (keyPrefix.equals(key)) {
- keysToDeDeleted.add(keyValue.getKey());
+ keysToBeDeleted.add(keyValue.getKey());
}
}
- for (ContainerKeyPrefix containerKeyPrefix : keysToDeDeleted) {
+ for (ContainerKeyPrefix containerKeyPrefix : keysToBeDeleted) {
containerDBServiceProvider.deleteContainerMapping(containerKeyPrefix);
+
+ // decrement count and update containerKeyCount.
+ Long containerID = containerKeyPrefix.getContainerId();
+ long keyCount =
+ containerDBServiceProvider.getKeyCountForContainer(containerID);
+ if (keyCount > 0) {
+ containerDBServiceProvider.storeContainerKeyCount(containerID,
Review comment:
Yes, this is to keep key counts up to date. And, this is not a test but the
actual task that updates the key counts.
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