Whoops, GitLab is taking too much time to respond

Hi, I installed the gitlab version 13.4.1 in centos 7, when entering the URL that I indicated in “external_URL” it appears " Whoops, GitLab is taking too much time to respond."

Status:

**[root@localhost ~]# gitlab-ctl status
run: alertmanager: (pid 28177) 4700s; run: log: (pid 23675) 788272s
run: gitaly: (pid 28190) 4699s; run: log: (pid 22582) 788602s
run: gitlab-exporter: (pid 28211) 4699s; run: log: (pid 23585) 788289s
run: gitlab-workhorse: (pid 28222) 4699s; run: log: (pid 22983) 788419s
run: grafana: (pid 28240) 4698s; run: log: (pid 23908) 788229s
run: logrotate: (pid 7590) 1098s; run: log: (pid 23456) 788307s
run: nginx: (pid 28307) 4697s; run: log: (pid 23016) 788403s
run: node-exporter: (pid 28357) 4697s; run: log: (pid 23533) 788296s
run: postgres-exporter: (pid 28364) 4696s; run: log: (pid 23713) 788267s
run: postgresql: (pid 28388) 4696s; run: log: (pid 22773) 788590s
run: prometheus: (pid 28397) 4695s; run: log: (pid 23642) 788279s
run: puma: (pid 10770) 4s; run: log: (pid 22932) 788431s
run: redis: (pid 28419) 4694s; run: log: (pid 22556) 788608s
run: redis-exporter: (pid 28424) 4694s; run: log: (pid 23611) 788285s
run: sidekiq: (pid 28434) 4691s; run: log: (pid 22955) 788426s

RESTART:

[root@localhost ~]# gitlab-ctl restart
ok: run: alertmanager: (pid 10912) 0s
ok: run: gitaly: (pid 10924) 1s
ok: run: gitlab-exporter: (pid 10946) 0s
ok: run: gitlab-workhorse: (pid 10957) 1s
ok: run: grafana: (pid 10978) 0s
ok: run: logrotate: (pid 11005) 0s
ok: run: nginx: (pid 11087) 1s
ok: run: node-exporter: (pid 11104) 0s
ok: run: postgres-exporter: (pid 11111) 1s
ok: run: postgresql: (pid 11131) 0s
ok: run: prometheus: (pid 11145) 1s
ok: run: puma: (pid 11161) 0s
ok: run: redis: (pid 11167) 0s
ok: run: redis-exporter: (pid 11172) 1s
ok: run: sidekiq: (pid 11182) 0s