Skip to content

[improvement](fe) Release cloud tablet scheduling indexes after balance (#66451) #67285

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
deardeng wants to merge 1 commit into
base: branch-4.0
Choose a base branch
from
Open

[improvement](fe) Release cloud tablet scheduling indexes after balance (#66451) #67285

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
25 changes: 19 additions & 6 deletions fe/fe-core/src/main/java/org/apache/doris/cloud/catalog/CloudTabletRebalancer.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -517,14 +517,18 @@ protected void runAfterCatalogReady() {
return;
}

statRouteInfo();
migrateTabletsForSmoothUpgrade();
statRouteInfo();
try {
statRouteInfo();
migrateTabletsForSmoothUpgrade();
statRouteInfo();

indexBalanced = true;
tableBalanced = true;
indexBalanced = true;
tableBalanced = true;

performBalancing();
performBalancing();
} finally {
releaseSchedulingIndexes();
}

checkDecommissionState(clusterToBes);
inited = true;
Expand Down Expand Up @@ -640,6 +644,15 @@ private void performBalancing() {
}
}

private void releaseSchedulingIndexes() {
// These indexes are no longer used after balancing. Replace their top-level maps instead of clearing
// every entry so the complete tablet membership graphs can become collectible without an O(N) traversal.
partitionToTablets = new ConcurrentHashMap<>();
futurePartitionToTablets = new ConcurrentHashMap<>();
beToTabletsInTable = new ConcurrentHashMap<>();
futureBeToTabletsInTable = new ConcurrentHashMap<>();
}

private boolean balanceAllPartitionsByPhase(ActiveSchedulePhase phase) {
// Reuse existing "balanced" flags as a per-phase signal.
indexBalanced = true;
Expand Down
Loading