Automatic merge of gitlab-org/gitlab-ce master

doc/administration/index.md

@@ -185,3 +185,5 @@ Learn how to install, configure, update, and maintain your GitLab instance.
 - [Debugging tips](troubleshooting/debug.md): Tips to debug problems when things go wrong
 - [Log system](logs.md): Where to look for logs.
 - [Sidekiq Troubleshooting](troubleshooting/sidekiq.md): Debug when Sidekiq appears hung and is not processing jobs.
+- Useful [diagnostics tools](troubleshooting/diagnostics_tools.md) that are sometimes used by the GitLab
+  Support team.

doc/administration/troubleshooting/diagnostics_tools.md

+---
+type: reference
+---
+
+# Diagnostics tools
+
+These are some of the diagnostics tools the GitLab Support team uses during troubleshooting.
+They are listed here for transparency, and they may be useful for users with experience
+with troubleshooting GitLab. If you are currently having an issue with GitLab, you
+may want to check your [support options](https://about.gitlab.com/support/) first,
+before attempting to use these tools.
+
+## gitlabsos
+
+The [gitlabsos](https://gitlab.com/gitlab-com/support/toolbox/gitlabsos/) utility
+provides a unified method of gathering info and logs from GitLab and the system it's
+running on.
+
+## strace-parser
+
+[strace-parser](https://gitlab.com/wchandler/strace-parser) is a small tool to analyze
+and summarize raw strace data.
+
+## Pritaly
+
+[Pritaly](https://gitlab.com/wchandler/pritaly) takes Gitaly logs and colorizes output
+or converts the logs to JSON.

doc/user/project/quick_actions.md

@@ -70,6 +70,19 @@ Many quick actions require a parameter, for example: username, milestone, and
 label. [Autocomplete characters](autocomplete_characters.md) can make it easier
 to enter a parameter, compared to selecting items from a list.
 
+## Quick actions parameters
+
+The easiest way to set parameters for quick actions is to use autocomplete. If
+you manually enter a parameter, it must be enclosed in double quotation marks
+(`"`), unless it contains only:
+
+1. ASCII letters.
+2. Numerals.
+3. Underscore, hyphen, question mark, dot, and ampersand.
+
+Parameters are also case-sensitive. Autocomplete handles this, and the insertion
+of quotation marks, automatically.
+
 ## Quick actions for commit messages
 
 The following quick actions are applicable for commit messages: