Initial implementation for default artifacts expiration

TODO: Add tests and screenshots

1 files changed, 22 insertions, 4 deletions

diff --git a/doc/user/admin_area/settings/continuous_integration.md b/doc/user/admin_area/settings/continuous_integration.md
index 34e2e557f89..0455881ebf2 100644
--- a/doc/user/admin_area/settings/continuous_integration.md
+++ b/doc/user/admin_area/settings/continuous_integration.md
@@ -2,19 +2,37 @@
 
 ## Maximum artifacts size
 
-The maximum size of the [build artifacts][art-yml] can be set in the Admin area
-of your GitLab instance. The value is in MB and the default is 100MB. Note that
-this setting is set for each build.
+The maximum size of the [build artifacts][art-yml] can be set in the Admin
+area of your GitLab instance. The value is in *MB* and the default is 100MB.
+Note that this setting is set for each job.
 
 1. Go to **Admin area > Settings** (`/admin/application_settings`).
 
     ![Admin area settings button](img/admin_area_settings_button.png)
 
-1. Change the value of the maximum artifacts size (in MB):
+1. Change the value of maximum artifacts size (in MB):
 
     ![Admin area maximum artifacts size](img/admin_area_maximum_artifacts_size.png)
 
 1. Hit **Save** for the changes to take effect.
 
+[art-yml]: ../../../administration/build_artifacts.md
+
+## Default artifacts expiration time
+
+The default expiration time of the [build artifacts][art-yml] can be set in
+the Admin area of your GitLab instance. The value is in *days* and the
+default is 30 days. Note that this setting is set for each job. Set it to
+0 as never expired by default.
+
+1. Go to **Admin area > Settings** (`/admin/application_settings`).
+
+    ![Admin area settings button](img/admin_area_settings_button.png)
+
+1. Change the value of default expiration time (in days):
+
+    ![Admin area default artifacts expiration](img/admin_area_default_artifacts_expiration.png)
+
+1. Hit **Save** for the changes to take effect.
 
 [art-yml]: ../../../administration/build_artifacts.md