Access.log переполнен:
66.249.78.34 - - [14/Mar/2015:16:31:11 +0200] "GET /conf.php?id=7ME5890-.....-....&pyear=2007&pos8=6C&pos10=B7&pos12=0&pos13=6B&pos15=N HTTP/1.1" 301 742 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.78.34 - - [14/Mar/2015:16:31:11 +0200] "GET /conf.php?id=7ME5890-.....-....&pyear=2007&pos8=6C&pos10=B7&pos12=0&pos13=6B&pos15=N HTTP/1.1" 404 13452 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.78.48 - - [14/Mar/2015:16:31:40 +0200] "GET /conf.php?id=7ME5832-....0-....&pyear=&pos8=0&pos9=CB&pos11=2&pos13=0&pos14=BC HTTP/1.1" 301 730 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.78.41 - - [14/Mar/2015:16:31:40 +0200] "GET /conf.php?id=7ME5832-....0-....&pyear=&pos8=0&pos9=CB&pos11=2&pos13=0&pos14=BC HTTP/1.1" 404 13452 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.78.41 - - [14/Mar/2015:16:31:44 +0200] "GET /index.php?tree=1000000&tree2=10045207&tree3=9309999&tree4=9300001&tree5=9300008&tree6=9300217&tree7=9300179&tab=B&type=PDF HTTP/1.1" 301 828 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A5376e Safari/8536.25 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.78.27 - - [14/Mar/2015:16:31:45 +0200] "GET /index.php?tree=1000000&tree2=10045207&tree3=9309999&tree4=9300001&tree5=9300008&tree6=9300217&tree7=9300179&tab=B&type=PDF HTTP/1.1" 200 19857 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A5376e Safari/8536.25 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
И такие запросы каждую 1-2 секунды!