error.log /var/log/apache2

mona@pascal:~/computer_vision/deep_learning/darknet/photos$ sudo cat /var/log/apache2/error.log
[Sun Mar 05 07:47:36.825100 2017] [mpm_worker:notice] [pid 1812:tid 139676636878720] AH00292: Apache/2.4.7 (Ubuntu) configured -- resuming normal operations
[Sun Mar 05 07:47:36.825141 2017] [core:notice] [pid 1812:tid 139676636878720] AH00094: Command line: '/usr/sbin/apache2'
[Sun Mar 05 19:31:34.590575 2017] [mpm_worker:notice] [pid 1812:tid 139676636878720] AH00295: caught SIGTERM, shutting down
[Sun Mar 05 19:31:35.343623 2017] [mpm_prefork:notice] [pid 3715] AH00163: Apache/2.4.7 (Ubuntu) configured -- resuming normal operations
[Sun Mar 05 19:31:35.343777 2017] [core:notice] [pid 3715] AH00094: Command line: '/usr/sbin/apache2'
[Sun Mar 05 19:31:36.668503 2017] [mpm_prefork:notice] [pid 3715] AH00169: caught SIGTERM, shutting down
[Sun Mar 05 19:31:37.777992 2017] [mpm_prefork:notice] [pid 3802] AH00163: Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.21 configured -- resuming normal operations
[Sun Mar 05 19:31:37.778050 2017] [core:notice] [pid 3802] AH00094: Command line: '/usr/sbin/apache2'
[Fri Mar 10 16:10:12.125834 2017] [mpm_prefork:notice] [pid 3802] AH00169: caught SIGTERM, shutting down
[Fri Mar 10 16:10:13.231873 2017] [mpm_prefork:notice] [pid 23680] AH00163: Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.21 configured -- resuming normal operations
[Fri Mar 10 16:10:13.231922 2017] [core:notice] [pid 23680] AH00094: Command line: '/usr/sbin/apache2'
mona@pascal:~/computer_vision/deep_learning/darknet/photos$ php --version
PHP 5.6.30-7+deb.sury.org~trusty+1 (cli)
Copyright (c) 1997-2016 The PHP Group
Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend Technologies
    with Zend OPcache v7.0.6-dev, Copyright (c) 1999-2016, by Zend Technologies