Rjh/doc fixes for source install

doc/update/patch_versions.md

@@ -67,7 +67,7 @@ sudo -u git -H bundle exec rake gettext:pack RAILS_ENV=production
 sudo -u git -H bundle exec rake gettext:po_to_json RAILS_ENV=production
 # Clean up assets and cache
-sudo -u git -H bundle exec rake yarn:install gitlab:assets:clean gitlab:assets:compile cache:clear RAILS_ENV=production NODE_ENV=production
+sudo -u git -H bundle exec rake yarn:install gitlab:assets:clean gitlab:assets:compile cache:clear RAILS_ENV=production NODE_ENV=production NODE_OPTIONS="--max_old_space_size=4096"
 ```
 ### 4. Update gitlab-workhorse to the corresponding version

doc/update/upgrading_from_source.md

@@ -25,13 +25,7 @@ This section contains all the steps necessary to upgrade Community Edition or
 Enterprise Edition, regardless of the version you are upgrading to. Version
 specific guidelines (should there be any) are covered separately.
-### 1. Stop server
-
-```bash
-sudo service gitlab stop
-```
-
-### 2. Backup
+### 1. Backup
 NOTE: If you installed GitLab from source, make sure `rsync` is installed.
@@ -41,6 +35,12 @@ cd /home/git/gitlab
 sudo -u git -H bundle exec rake gitlab:backup:create RAILS_ENV=production
 ```
+### 2. Stop server
+
+```bash
+sudo service gitlab stop
+```
+
 ### 3. Update Ruby
 NOTE: Beginning in GitLab 11.6, we only support Ruby 2.5 or higher, and dropped
@@ -314,7 +314,7 @@ sudo -u git -H bundle exec rake db:migrate RAILS_ENV=production
 sudo -u git -H bundle exec rake gettext:compile RAILS_ENV=production
 # Update node dependencies and recompile assets
-sudo -u git -H bundle exec rake yarn:install gitlab:assets:clean gitlab:assets:compile RAILS_ENV=production NODE_ENV=production
+sudo -u git -H bundle exec rake yarn:install gitlab:assets:clean gitlab:assets:compile RAILS_ENV=production NODE_ENV=production NODE_OPTIONS="--max_old_space_size=4096"
 # Clean up cache
 sudo -u git -H bundle exec rake cache:clear RAILS_ENV=production