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-rw-r--r--lib/gitlab/sidekiq_daemon/memory_killer.rb6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/gitlab/sidekiq_daemon/memory_killer.rb b/lib/gitlab/sidekiq_daemon/memory_killer.rb
index b8a4eedd620..e1a87a77f04 100644
--- a/lib/gitlab/sidekiq_daemon/memory_killer.rb
+++ b/lib/gitlab/sidekiq_daemon/memory_killer.rb
@@ -230,8 +230,10 @@ module Gitlab
end
def rss_increase_by_jobs
- Gitlab::SidekiqDaemon::Monitor.instance.jobs.sum do |job| # rubocop:disable CodeReuse/ActiveRecord
- rss_increase_by_job(job)
+ Gitlab::SidekiqDaemon::Monitor.instance.jobs_mutex.synchronize do
+ Gitlab::SidekiqDaemon::Monitor.instance.jobs.sum do |job| # rubocop:disable CodeReuse/ActiveRecord
+ rss_increase_by_job(job)
+ end
end
end