gitlab off

After the power failure will restart 2019-06-26_05: 47: 42.71382 HINT: If you're sure there are no old server processes still running, remove the shared memory block or just delete the file "postmaster.pid" this error. , meaning there is the old pid exist, resulting in gitlab startup error,
solution: rm /var/opt/gitlab/postgresql/data/postmaster.pid restart after successfully
view the log method gitlab-ctl tail