Skip to content

Reduce channel buffers for message consumption #2176

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

Merged
weeco merged 1 commit into from
Jan 23, 2026
Merged

Reduce channel buffers for message consumption #2176

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
6 changes: 4 additions & 2 deletions backend/pkg/console/list_messages.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -483,8 +483,10 @@ func (s *Service) fetchMessages(ctx context.Context, cl *kgo.Client, progress IL
defer client.Close()

// 2. Create consumer workers
jobs := make(chan *kgo.Record, 100)
resultsCh := make(chan *TopicMessage, 100)
// Reduced from 100 to 20 to limit memory usage in serverless environments
// With large records (up to 1MB), 100 records = 1GB+ after deserialization
jobs := make(chan *kgo.Record, 20)
resultsCh := make(chan *TopicMessage, 20)
workerCtx, cancel := context.WithCancelCause(ctx)
defer cancel(errors.New("worker cancel"))

Expand Down
Loading