And here are the error_logs generated when I restart httpd.
[Fri Sep 13 13:59:30.152280 2019] [mpm_prefork:notice] [pid 2568] AH00170: caught SIGWINCH, shutting down gracefully
[Fri Sep 13 13:59:31.293349 2019] [suexec:notice] [pid 6546] AH01232: suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
[Fri Sep 13 13:59:31.426371 2019] [lbmethod_heartbeat:notice] [pid 6546] AH02282: No slotmem from mod_heartmonitor
[Fri Sep 13 13:59:31.486028 2019] [mpm_prefork:notice] [pid 6546] AH00163: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_auth_gssapi/1.5.1 mod_fcgid/2.3.9 mod_nss/1.0.14 NSS/3.28.4 PHP/5.4.16 mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Fri Sep 13 13:59:31.486045 2019] [core:notice] [pid 6546] AH00094: Command line: '/usr/sbin/httpd -D FOREGROUND'