dlmarion commented on code in PR #4733:
URL: https://github.com/apache/accumulo/pull/4733#discussion_r1672145872
##########
server/manager/src/main/java/org/apache/accumulo/manager/Manager.java:
##########
@@ -960,39 +957,85 @@ private void
checkForHeldServer(SortedMap<TServerInstance,TabletServerStatus> ts
}
}
- private long balanceTablets() {
-
- Map<DataLevel,Set<KeyExtent>> partitionedMigrations =
+ /**
+ * balanceTablets() balances tables by DataLevel. Return the current set
of migrations
+ * partitioned by DataLevel
+ */
+ private Map<DataLevel,Set<KeyExtent>> partitionMigrations(final
Set<KeyExtent> migrations) {
+ final Map<DataLevel,Set<KeyExtent>> partitionedMigrations =
new HashMap<>(DataLevel.values().length);
- migrationsSnapshot().forEach(ke -> {
- partitionedMigrations.computeIfAbsent(DataLevel.of(ke.tableId()), f ->
new HashSet<>())
- .add(ke);
+ // populate to prevent NPE
+ for (DataLevel dl : DataLevel.values()) {
+ partitionedMigrations.put(dl, new HashSet<>());
+ }
+ migrations.forEach(ke -> {
+ partitionedMigrations.get(DataLevel.of(ke.tableId())).add(ke);
});
+ return partitionedMigrations;
+ }
+
+ /**
+ * Given the current tserverStatus map and a DataLevel, return a view of
the tserverStatus map
+ * that only contains entries for tables in the DataLevel
+ */
+ private SortedMap<TServerInstance,TabletServerStatus>
createTServerStatusView(
+ final DataLevel dl, final
SortedMap<TServerInstance,TabletServerStatus> status) {
+ final SortedMap<TServerInstance,TabletServerStatus>
tserverStatusForLevel = new TreeMap<>();
+ status.forEach((k, v) -> {
+ TabletServerStatus copy = v.deepCopy();
Review Comment:
Method updated in e0b68e1
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
