Hey all,<br><br>I setup my mirror with nginx web server.<br>But I found too many 400 bad request appear in access.log.For instance,<br><div>38.107.176.34 - - [21/Aug/2012:03:02:06 -0700] "GET /centos/5.8/updates/i386/rep</div>
<div>odata/repomd.xml HTTP/1.1" 200 1953 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>24.120.204.180 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>184.150.234.78 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>184.150.234.78 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>69.239.193.6 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>216.55.18.14 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>67.220.131.66 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>199.59.75.84 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>67.62.137.154 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>66.147.239.47 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>67.62.137.154 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>12.195.130.2 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>69.67.175.130 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>72.9.112.22 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>69.85.92.76 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>75.62.56.13 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>64.156.195.66 - - [21/Aug/2012:03:02:06 -0700] "GET /centos/5.8/extras/x86_64/re</div><div>podata/repomd.xml HTTP/1.1" 200 2146 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>
209.235.13.188 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>208.127.71.232 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>17.226.193.214 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>199.192.78.86 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>74.118.53.22 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>64.37.51.207 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>200.80.36.140 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>148.245.79.38 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>128.104.119.153 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>192.160.73.64 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>72.5.66.81 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>187.64.189.62 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div>
<div>65.205.116.44 - - [21/Aug/2012:03:02:06 -0700] "-" 400 0 "-" "-" "-"</div><div>174.141.53.138 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>173.45.81.185 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>173.45.81.185 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>199.192.78.86 - - [21/Aug/2012:03:02:07 -0700] "GET /centos/5.8/extras/x86_64/re</div><div>podata/repomd.xml HTTP/1.1" 200 2146 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>
216.227.209.85 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>24.75.46.130 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>174.123.166.226 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>174.123.166.226 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>211.147.225.8 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>211.147.225.8 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>24.236.224.177 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>216.119.157.179 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>71.7.191.161 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>174.129.244.21 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>192.4.5.32 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>184.164.142.30 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>184.164.142.30 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>192.4.5.32 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>96.127.166.226 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>206.253.166.244 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>192.189.83.254 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div><div>216.55.18.14 - - [21/Aug/2012:03:02:07 -0700] "GET /centos/5.8/extras/x86_64/rep</div><div>
odata/repomd.xml HTTP/1.1" 200 2146 "-" "urlgrabber/3.1.0 yum/3.2.19" "-"</div><div>150.135.245.46 - - [21/Aug/2012:03:02:07 -0700] "GET /centos/5.8/os/i386/repodat</div><div>a/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div>
<div>98.126.179.83 - - [21/Aug/2012:03:02:07 -0700] "GET /centos/5.8/os/i386/repodata</div><div>/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>67.129.99.189 - - [21/Aug/2012:03:02:07 -0700] "-" 400 0 "-" "-" "-"</div>
<div>97.64.208.61 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>63.163.107.100 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>97.64.208.61 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>65.205.36.4 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>208.86.121.60 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>8.6.221.126 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>146.6.33.224 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>173.226.105.194 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>134.0.72.92 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>174.128.254.98 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>198.148.98.130 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>69.85.92.76 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>199.192.78.126 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>74.205.26.139 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>204.133.175.2 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>198.148.98.130 - - [21/Aug/2012:03:02:08 -0700] "GET /centos/5.8/os/i386/repodat</div><div>
a/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div>
<div>174.47.2.2 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>168.161.241.15 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>67.91.31.181 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div><div>67.91.31.181 - - [21/Aug/2012:03:02:08 -0700] "-" 400 0 "-" "-" "-"</div>
<div>199.192.78.126 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/extras/x86_64/r</div><div>epodata/repomd.xml HTTP/1.1" 200 2146 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>
199.88.52.33 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>75.62.56.13 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>209.244.1.104 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>75.148.36.214 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>173.226.105.194 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/os/i386/repoda</div><div>ta/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.8" "-"</div><div>76.90.165.13 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>72.29.79.127 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>38.108.107.10 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>206.253.166.244 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>173.226.105.194 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/updates/i386/r</div><div>
epodata/repomd.xml HTTP/1.1" 200 1953 "-" "urlgrabber/3.1.0 yum/3.2.8" "-"</div><div>168.161.241.15 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/os/i386/repodat</div><div>a/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div>
<div>63.77.93.81 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>157.238.219.34 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>63.77.93.81 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>190.219.227.161 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>168.161.241.15 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/updates/i386/re</div><div>podata/repomd.xml HTTP/1.1" 200 1953 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>
174.133.202.50 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>174.133.202.50 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>74.206.62.4 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>70.33.211.241 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>174.143.210.79 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>204.76.205.124 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/os/i386/repodat</div><div>
a/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>74.206.62.4 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>66.235.159.22 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>204.76.205.124 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/extras/i386/rep</div><div>
odata/repomd.xml HTTP/1.1" 200 2146 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div>
<div>97.107.162.2 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div><div>174.120.139.225 - - [21/Aug/2012:03:02:09 -0700] "-" 400 0 "-" "-" "-"</div>
<div>216.227.209.85 - - [21/Aug/2012:03:02:09 -0700] "GET /centos/5.8/os/i386/repodat</div><div>a/repomd.xml HTTP/1.1" 200 1140 "-" "urlgrabber/3.1.0 yum/3.2.22" "-"</div><div>198.59.47.100 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>200.195.200.67 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>173.163.9.129 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>64.132.211.197 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>209.139.209.143 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>199.36.142.10 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>64.46.165.2 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>69.11.249.6 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>152.2.227.98 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>69.169.43.6 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>189.253.171.215 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>207.224.214.130 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>192.43.244.29 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>74.117.157.197 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>208.70.208.200 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>192.43.244.29 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>32.97.110.54 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>4.28.21.2 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div>209.251.184.24 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div>
<div>173.9.83.253 - - [21/Aug/2012:03:02:10 -0700] "-" 400 0 "-" "-" "-"</div><div><br></div><br>Is it good that a server with no 400 error ideally?And do anyone know the reason and solution?<br>
<br>Thanks.