GitLab のアップデートに失敗する(CentOS)

yum update で gitlab を更新したらエラーが出て更新できませんでした。

gitlab preinstall: Automatically backing up only the GitLab SQL database (excluding everything else!)
Dumping database ...
Dumping PostgreSQL database gitlabhq_production ... pg_dump: [archiver (db)] connection to database "gitlabhq_production" failed: could not connect to server: そのようなファイ ルやディレクトリはありません
 Is the server running locally and accepting
 connections on Unix domain socket "/var/opt/gitlab/postgresql/.s.PGSQL.15432"?
Backup failed
gitlab preinstall:
gitlab preinstall: Backup failed! If you want to skip this backup, run the following command and
gitlab preinstall: try again:
gitlab preinstall:
gitlab preinstall: sudo touch /etc/gitlab/skip-auto-migrations
gitlab preinstall:
エラー: %pre(gitlab-ce-8.16.3-ce.0.el6.x86_64) scriptlet failed, exit status 1
Error in PREIN scriptlet in rpm package gitlab-ce-8.16.3-ce.0.el6.x86_64
エラー: install: スクリプト %pre の実行に失敗しました (2)。gitlab-ce-8.16.3-ce.0.el6 をスキップします。
 Verifying : gitlab-ce-8.16.3-ce.0.el6.x86_64 1/2
gitlab-ce-8.14.3-ce.0.el6.x86_64 was supposed to be removed but is not!
 Verifying : gitlab-ce-8.14.3-ce.0.el6.x86_64 2/2

 gitlab-ce.x86_64 0:8.14.3-ce.0.el6 gitlab-ce.x86_64 0:8.16.3-ce.0.el6