When you start the Apache 2.4 log contains three entries:
[Sat Dec 16 22:28:00.423788 2017][mpm_prefork:notice] [pid 499] AH00169: caught SIGTERM, shutting down
[Sat Dec 16 22:28:00.725958 2017] [mpm_prefork:notice] [pid 521] AH00163: Apache/2.4.28 (Unix) PHP/7.1.7 configured -- resuming normal operations
[Sat Dec 16 22:28:00.726328 2017][core:notice] [pid 521] AH00094: Command line: '/usr/sbin/httpd -D FOREGROUND'
How to get out of the situation. If you disable the Apache log shows the error that can not write log and does not start