Error Log Apache2

[pr0.JeR]

Добрый день. вылезают постоянно вот такие ошибки.
как бороться?

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[Mon Jan 09 06:25:11.118487 2017] [fcgid:info] [pid 20978] mod_fcgid: Process manager 20978 started
[Mon Jan 09 06:25:11.197192 2017] [:notice] [pid 12458] mod_ruid2/0.9.8 enabled
[Mon Jan 09 06:25:11.197477 2017] [socache_shmcb:info] [pid 12458] AH00830: Shared memory socache initialised
[Mon Jan 09 06:25:11.197487 2017] [ssl:info] [pid 12458] AH01887: Init: Initializing (virtual) servers for SSL
[Mon Jan 09 06:25:11.197501 2017] [ssl:info] [pid 12458] AH01876: mod_ssl/2.4.10 compiled against Server: Apache/2.4.10, Library: OpenSSL/1.0.1t
[Mon Jan 09 06:25:11.197596 2017] [mpm_prefork:notice] [pid 12458] AH00163: Apache/2.4.10 (Debian) mod_fcgid/2.3.9 OpenSSL/1.0.1t configured -- resuming normal operations
[Mon Jan 09 06:25:11.197603 2017] [mpm_prefork:info] [pid 12458] AH00164: Server built: Sep 15 2016 20:44:43
[Mon Jan 09 06:25:11.197611 2017] [core:notice] [pid 12458] AH00094: Command line: '/usr/sbin/apache2'
[Tue Jan 10 22:41:00.680575 2017] [core:info] [pid 20982] [client 94.102.48.194:57653] AH00566: request failed: invalid characters in URI
[Sat Jan 14 07:29:25.598570 2017] [core:info] [pid 32342] [client 128.52.128.105:13139] AH00128: File does not exist: /var/www/html/.git/config
[Sat Jan 14 07:29:27.360321 2017] [core:info] [pid 14208] [client 128.52.128.105:13832] AH00566: request failed: invalid characters in URI
[Sat Jan 14 07:29:35.758328 2017] [core:info] [pid 14203] [client 171.25.193.77:35228] AH00128: File does not exist: /var/www/html/.hg/hgrc
[Sat Jan 14 07:29:39.624795 2017] [core:info] [pid 20981] [client 171.25.193.20:23054] AH00128: File does not exist: /var/www/html/.svn/wc.db
[Sat Jan 14 07:29:43.494802 2017] [core:info] [pid 20984] [client 185.129.62.63:13808] AH00128: File does not exist: /var/www/html/.svn/format
[Sat Jan 14 07:29:48.428195 2017] [core:info] [pid 20982] [client 37.220.35.202:32494] AH00128: File does not exist: /var/www/html/.bzr/branch-format
[Sat Jan 14 07:29:52.085292 2017] [core:info] [pid 20983] [client 128.52.128.105:25153] AH00128: File does not exist: /var/www/html/.bash_history
[Sat Jan 14 07:29:56.614252 2017] [core:info] [pid 20981] [client 163.172.160.182:33242] AH00128: File does not exist: /var/www/html/sxd/info.php
[Sat Jan 14 07:29:59.526998 2017] [core:info] [pid 21806] [client 46.166.148.177:40567] AH00128: File does not exist: /var/www/html/backup/info.php
[Sat Jan 14 07:30:03.356513 2017] [core:info] [pid 20983] [client 171.25.193.77:50134] AH00128: File does not exist: /var/www/html/.git/config
[Sat Jan 14 07:30:07.402194 2017] [core:info] [pid 2628] [client 171.25.193.77:52430] AH00128: File does not exist: /var/www/html/.hg/hgrc
[Sat Jan 14 07:30:10.488595 2017] [core:info] [pid 20980] [client 128.52.128.105:31484] AH00128: File does not exist: /var/www/html/.svn/wc.db
[Sat Jan 14 07:30:14.184828 2017] [core:info] [pid 21806] [client 128.52.128.105:32503] AH00128: File does not exist: /var/www/html/.svn/format
[Sat Jan 14 07:30:17.679623 2017] [core:info] [pid 14208] [client 171.25.193.77:58032] AH00128: File does not exist: /var/www/html/.bzr/branch-format
[Sat Jan 14 07:30:20.489088 2017] [core:info] [pid 2628] [client 185.129.62.63:27614] AH00128: File does not exist: /var/www/html/.bash_history
[Sat Jan 14 07:30:23.574464 2017] [core:info] [pid 20984] [client 163.172.160.182:35767] AH00128: File does not exist: /var/www/html/sxd/info.php
[Sat Jan 14 07:30:26.825472 2017] [core:info] [pid 14208] [client 173.208.213.114:61959] AH00128: File does not exist: /var/www/html/backup/info.php
[Sat Jan 14 07:30:33.236443 2017] [core:info] [pid 2628] [client 185.129.62.63:31730] AH00128: File does not exist: /var/www/html/.git/config
[Sat Jan 14 07:30:35.739686 2017] [core:info] [pid 20984] [client 171.25.193.20:27449] AH00128: File does not exist: /var/www/html/.hg/hgrc
[Sat Jan 14 07:30:38.932863 2017] [core:info] [pid 14208] [client 173.208.213.114:62590] AH00128: File does not exist: /var/www/html/.svn/wc.db
[Sat Jan 14 07:30:40.463376 2017] [core:info] [pid 2628] [client 93.115.95.201:48664] AH00128: File does not exist: /var/www/html/.svn/format
[Sat Jan 14 07:30:43.697447 2017] [core:info] [pid 20984] [client 171.25.193.20:27904] AH00128: File does not exist: /var/www/html/.bzr/branch-format
[Sat Jan 14 07:30:45.599444 2017] [core:info] [pid 14208] [client 93.115.95.201:53526] AH00128: File does not exist: /var/www/html/.bash_history
[Sat Jan 14 07:30:52.426297 2017] [core:info] [pid 14203] [client 93.115.95.201:32807] AH00128: File does not exist: /var/www/html/sxd/info.php
[Sat Jan 14 07:30:54.469119 2017] [core:info] [pid 20981] [client 171.25.193.77:21353] AH00128: File does not exist: /var/www/html/backup/info.php
[Sun Jan 15 04:39:06.279609 2017] [core:info] [pid 9925] [client 94.102.56.235:60838] AH00566: request failed: invalid characters in URI
[Sun Jan 15 06:25:08.316094 2017] [mpm_prefork:notice] [pid 12458] AH00171: Graceful restart requested, doing restart
[Sun Jan 15 06:25:11.788136 2017] [fcgid:info] [pid 20978] mod_fcgid: Process manager 20978 stopped

[one]

Где тут ошибки?