leventov commented on a change in pull request #7185: Avoid many unnecessary
materializations of collections of 'all segments in cluster' cardinality
URL: https://github.com/apache/incubator-druid/pull/7185#discussion_r263403337
##########
File path:
server/src/main/java/org/apache/druid/server/coordinator/helper/DruidCoordinatorSegmentInfoLoader.java
##########
@@ -42,8 +42,17 @@ public DruidCoordinatorRuntimeParams
run(DruidCoordinatorRuntimeParams params)
{
log.info("Starting coordination. Getting available segments.");
- // Display info about all available segments
- final Set<DataSegment> availableSegments =
coordinator.getOrderedAvailableDataSegments();
+ final TreeSet<DataSegment> availableSegments =
DruidCoordinatorRuntimeParams.createAvailableSegmentsSet();
+ for (DataSegment segment : coordinator.iterateAvailableDataSegments()) {
+ if (segment.getSize() < 0) {
+ log.makeAlert("No size on a segment")
Review comment:
Good suggestion about making `Iterable<DataSegment>` a parameter of the
method, applied. I've also retained the size checks.
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