这是大约三周前开始的.我网站的内容没有改变，只是一个以MySQL为后台的phpBB论坛.
一年多来没有任何变化，但最近，每隔两天左右，服务器就会关闭，根本无法访问，我必须通知我的服务Provider 重新启动机器.
这似乎与我在日志(log)中发现的这些错误有关.问题是，我不知道如何解决这类问题，也不知道如何找到根本原因，因为我在这方面缺乏技能.
有人知道会发生什么吗？
Apache/2.2.3(CentOS)
20051115
Linux 2.6.18-028stab057.4#1 SMP周五8月1日10:47:59 MSD 2008 x86_64
从错误日志(log)中:
我不完全确定这是什么导致我的问题，但这听起来不是一件好事.
如果需要，我可以发布更多日志(log)信息
[Sun Nov 01 05:07:17 2009] [notice] Digest: generating secret for digest authentication ... [Sun Nov 01 05:07:17 2009] [notice] Digest: done [Sun Nov 01 05:07:19 2009] [notice] mod_python: Creating 4 session mutexes based on 10 max processes and 0 max threads. [Sun Nov 01 05:07:19 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 05:07:19 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 05:07:19 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 05:07:19 2009] [warn] Init: SSL server IP/port conflict: default-64-6-237-192:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:83) vs. webmail:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:159) [Sun Nov 01 05:07:19 2009] [warn] Init: You should not use name-based virtual hosts in conjunction with SSL!! [Sun Nov 01 05:07:19 2009] [warn] WARNING: Attempt to change ServerLimit ignored during restart [Sun Nov 01 05:07:19 2009] [notice] Apache/2.2.3(CentOS) configured -- resuming normal operations [Sun Nov 01 15:16:11 2009] [error] [client 127.0.0.1] Invalid method in request get [Sun Nov 01 15:18:53 2009] [notice] caught SIGTERM, shutting down [Sun Nov 01 15:19:27 2009] [notice] suEXEC mechanism enabled (wrapper: /usr/sbin/suexec) [Sun Nov 01 15:19:27 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 15:19:27 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 15:19:27 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 15:19:27 2009] [warn] Init: SSL server IP/port conflict: default-64-6-237-192:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:83) vs. webmail:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:159) [Sun Nov 01 15:19:27 2009] [warn] Init: You should not use name-based virtual hosts in conjunction with SSL!! [Sun Nov 01 15:19:27 2009] [notice] Digest: generating secret for digest authentication ... [Sun Nov 01 15:19:27 2009] [notice] Digest: done [Sun Nov 01 15:19:27 2009] [notice] mod_python: Creating 4 session mutexes based on 10 max processes and 0 max threads. [Sun Nov 01 15:19:27 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 15:19:27 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 15:19:27 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Sun Nov 01 15:19:27 2009] [warn] Init: SSL server IP/port conflict: default-64-6-237-192:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:83) vs. webmail:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:159) [Sun Nov 01 15:19:27 2009] [warn] Init: You should not use name-based virtual hosts in conjunction with SSL!! [Sun Nov 01 15:19:27 2009] [notice] Apache/2.2.3(CentOS) configured -- resuming normal operations [Sun Nov 01 16:42:31 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 16:47:25 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 16:59:22 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 17:37:42 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 17:44:54 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 17:44:55 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 17:44:56 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 18:14:45 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 18:40:30 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 20:10:59 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 20:35:10 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 20:43:07 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 20:43:46 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 21:25:39 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 21:26:03 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 21:56:57 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:21:02 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:25:16 2009] [error] server reached MaxClients setting, consider raising the MaxClients setting [Sun Nov 01 22:25:17 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:25:18 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:25:20 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:25:21 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:25:22 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:46:47 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:52:56 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:56:07 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:56:51 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 22:56:58 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 23:00:41 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 23:09:59 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 23:23:49 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 23:27:14 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 23:36:25 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Sun Nov 01 23:54:06 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 00:12:44 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 00:12:50 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 00:13:23 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 00:39:06 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 00:52:50 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 00:53:02 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:13:38 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:13:39 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:13:40 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:23:01 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:43:47 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:45:51 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:46:27 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 01:47:25 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 02:23:02 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 02:25:37 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 02:25:38 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 02:52:29 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 02:52:51 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 03:49:29 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 03:49:48 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 04:35:33 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 04:46:01 2009] [error] [client 66.96.201.63] File does not exist: /var/www/vhosts/default/htdocs/README [Mon Nov 02 04:46:01 2009] [error] [client 66.96.201.63] File does not exist: /var/www/vhosts/default/htdocs/horde [Mon Nov 02 04:46:01 2009] [error] [client 66.96.201.63] File does not exist: /var/www/vhosts/default/htdocs/horde2 [Mon Nov 02 04:46:01 2009] [error] [client 66.96.201.63] File does not exist: /var/www/vhosts/default/htdocs/horde3 [Mon Nov 02 04:46:01 2009] [error] [client 66.96.201.63] File does not exist: /var/www/vhosts/default/htdocs/horde-3.0.9 [Mon Nov 02 04:46:01 2009] [error] [client 66.96.201.63] File does not exist: /var/www/vhosts/default/htdocs/Horde [Mon Nov 02 04:46:02 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 05:01:06 2009] [error] [client 58.246.73.74] File does not exist: /var/www/vhosts/default/htdocs/README [Mon Nov 02 05:01:06 2009] [error] [client 58.246.73.74] File does not exist: /var/www/vhosts/default/htdocs/horde [Mon Nov 02 05:01:07 2009] [error] [client 58.246.73.74] File does not exist: /var/www/vhosts/default/htdocs/horde2 [Mon Nov 02 05:01:08 2009] [error] [client 58.246.73.74] File does not exist: /var/www/vhosts/default/htdocs/horde3 [Mon Nov 02 05:01:08 2009] [error] [client 58.246.73.74] File does not exist: /var/www/vhosts/default/htdocs/horde-3.0.9 [Mon Nov 02 05:01:09 2009] [error] [client 58.246.73.74] File does not exist: /var/www/vhosts/default/htdocs/Horde [Mon Nov 02 05:01:09 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 05:01:10 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 05:01:11 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/ [Mon Nov 02 09:17:58 2009] [notice] caught SIGTERM, shutting down [Mon Nov 02 09:18:58 2009] [notice] suEXEC mechanism enabled (wrapper: /usr/sbin/suexec) [Mon Nov 02 09:18:58 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Mon Nov 02 09:18:58 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Mon Nov 02 09:18:58 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Mon Nov 02 09:18:58 2009] [warn] Init: SSL server IP/port conflict: default-64-6-237-192:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:83) vs. webmail:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:159) [Mon Nov 02 09:18:58 2009] [warn] Init: You should not use name-based virtual hosts in conjunction with SSL!! [Mon Nov 02 09:18:58 2009] [notice] Digest: generating secret for digest authentication ... [Mon Nov 02 09:18:58 2009] [notice] Digest: done [Mon Nov 02 09:18:58 2009] [notice] mod_python: Creating 4 session mutexes based on 10 max processes and 0 max threads. [Mon Nov 02 09:18:58 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Mon Nov 02 09:18:58 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Mon Nov 02 09:18:58 2009] [warn] RSA server certificate CommonName (CN) `plesk' does NOT match server name!? [Mon Nov 02 09:18:58 2009] [warn] Init: SSL server IP/port conflict: default-64-6-237-192:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:83) vs. webmail:443 (/etc/httpd/conf.d/zz010_psa_httpd.conf:159) [Mon Nov 02 09:18:58 2009] [warn] Init: You should not use name-based virtual hosts in conjunction with SSL!! [Mon Nov 02 09:18:58 2009] [notice] Apache/2.2.3(CentOS) configured -- resuming normal operations [Mon Nov 02 09:32:34 2009] [error] [client ::1] Directory index forbidden by Options directive: /var/www/html/