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-rw-r--r--lib/gitlab/database/migration_helpers.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/gitlab/database/migration_helpers.rb b/lib/gitlab/database/migration_helpers.rb
index 33171f83692..7b35c24d153 100644
--- a/lib/gitlab/database/migration_helpers.rb
+++ b/lib/gitlab/database/migration_helpers.rb
@@ -842,6 +842,12 @@ into similar problems in the future (e.g. when new tables are created).
def queue_background_migration_jobs_by_range_at_intervals(model_class, job_class_name, delay_interval, batch_size: BACKGROUND_MIGRATION_BATCH_SIZE)
raise "#{model_class} does not have an ID to use for batch ranges" unless model_class.column_names.include?('id')
+ # To not overload the worker too much we enforce a minimum interval both
+ # when scheduling and performing jobs.
+ if delay_interval < BackgroundMigrationWorker::MIN_INTERVAL
+ delay_interval = BackgroundMigrationWorker::MIN_INTERVAL
+ end
+
model_class.each_batch(of: batch_size) do |relation, index|
start_id, end_id = relation.pluck('MIN(id), MAX(id)').first