Уровень журнала Apache

Я проверял наш error.log, и он полон... Многие (отладка/предупреждения) не нужны:

Сервер 1:

[Tue Apr 26 03:28:14.641442 2016] [authz_core:debug] [pid 12490] mod_authz_core.c(802): [client xx.xx.xx.xx:54849] AH01626: authorization result of <RequireAny>: granted
[Tue Apr 26 03:28:14.641496 2016] [authz_core:debug] [pid 12490] mod_authz_core.c(802): [client xx.xx.xx.xx:54849] AH01626: authorization result of Require all granted: granted
[Tue Apr 26 03:28:14.641506 2016] [authz_core:debug] [pid 12490] mod_authz_core.c(802): [client xx.xx.xx.xx:54849] AH01626: authorization result of <RequireAny>: granted
[Tue Apr 26 03:28:14.710134 2016] [headers:debug] [pid 12490] mod_headers.c(845): AH01502: headers: ap_headers_output_filter()

Сервер 2:

PHP Warning:  Module 'newrelic' already loaded in Unknown on line 0
[Mon Apr 25 06:31:35.756293 2016] [mpm_prefork:notice] [pid 1993] AH00163: Apach              e/2.4.7 (Ubuntu) configured -- resuming normal operations
[Mon Apr 25 06:31:35.756309 2016] [core:notice] [pid 1993] AH00094: Command line              : '/usr/sbin/apache2'
[Tue Apr 26 03:22:14.689539 2016] [mpm_prefork:notice] [pid 1993] AH00169: caugh              t SIGTERM, shutting down
PHP Warning:  Module 'newrelic' already loaded in Unknown on line 0
[Tue Apr 26 03:22:15.796372 2016] [mpm_prefork:notice] [pid 3709] AH00163: Apach              e/2.4.7 (Ubuntu) configured -- resuming normal operations
[Tue Apr 26 03:22:15.796472 2016] [core:notice] [pid 3709] AH00094: Command line              : '/usr/sbin/apache2'

Я изменил apache2.conf для:

 LogLevel  error

Он работает на Server2, но не на Server1

Перезапустил службу apache2, и я все еще вижу, как они генерируются в файле error.log.