Add latest changes from gitlab-org/gitlab@15-8-stable-eev15.8.0-rc42

1 files changed, 13 insertions, 0 deletions

diff --git a/doc/development/sidekiq/index.md b/doc/development/sidekiq/index.md
index c9d783377bd..f4f98641d39 100644
--- a/doc/development/sidekiq/index.md
+++ b/doc/development/sidekiq/index.md
@@ -83,6 +83,19 @@ Each retry for a worker is counted as a failure in our metrics. A worker
 which always fails 9 times and succeeds on the 10th would have a 90%
 error rate.
 
+If you want to manually retry the worker without tracking the exception in Sentry,
+use an exception class inherited from `Gitlab::SidekiqMiddleware::RetryError`.
+
+```ruby
+ServiceUnavailable = Class.new(::Gitlab::SidekiqMiddleware::RetryError)
+
+def perform
+  ...
+
+  raise ServiceUnavailable if external_service_unavailable?
+end
+```
+
 ## Sidekiq Queues
 
 Previously, each worker had its own queue, which was automatically set based on the