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<p>I know we got rid of a lot -50 codes once we fixed our queue assignment policy to always queue dns lookups in the same queue as urls for the corresponding domain. But all that should be fixed in 5.5 . Do you see any problems with dns lookups?</p>
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<p>cheers,</p>
<p>Colin</p>
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<div>--</div>
<div>Colin Rosenthal PhD</div>
<div>Senior IT Consultant</div>
<div>Royal Danish Library (Aarhus)</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> NetarchiveSuite-users <netarchivesuite-users-bounces@ml.sbforge.org> on behalf of Peter Svanberg <Peter.Svanberg@kb.se><br>
<b>Sent:</b> Friday, June 14, 2019 11:56:42 AM<br>
<b>To:</b> netarchivesuite-users@ml.sbforge.org<br>
<b>Subject:</b> [Netarchivesuite-users] Lots of -50 status codes</font>
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<p class="MsoNormal">Hello all!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-GB">I get quite a lot of -50 status lines in my crawl.log (test snapshot runs, NetarchiveSuite 5.5). I haven’t seen any pattern in which kind of URL:s that gets this – sometimes it is
<a href="URL:s">URL:s</a> which redirects to entrance/top level page (should be banned!), sometimes it’s quite ordinary URL:s, often to images, I think. And manual fetching later always works.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">One pattern is that it seems as if it either<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span lang="EN-GB" style="font-family:Symbol"><span style="mso-list:Ignore">·<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span lang="EN-GB">all requests to a certain host are -50, or<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span lang="EN-GB" style="font-family:Symbol"><span style="mso-list:Ignore">·<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span lang="EN-GB">first a series of 200 and then ditto -50<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">so they are not intermixed. That could imply some problem – or automatic blocking after a while? – on the host.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">What are your experiences?<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:9.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">-----<br>
<br>
</span><span lang="EN-GB" style="font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">Peter Svanberg</span><span lang="EN-GB" style="mso-fareast-language:SV"><br>
</span><span lang="EN-GB" style="font-size:9.0pt;mso-fareast-language:SV"><br>
</span><span lang="EN-GB" style="font-family:"Arial",sans-serif;mso-fareast-language:SV">National Library of Sweden</span><span lang="EN-GB" style="mso-fareast-language:SV"><br>
</span><span lang="EN-GB" style="font-size:9.0pt;font-family:"Arial",sans-serif;mso-fareast-language:SV">Phone: +46 10 709
<span style="color:black">32 78</span></span><span lang="EN-GB" style="font-size:9.0pt;mso-fareast-language:SV"><br>
<br>
</span><span lang="EN-GB" style="font-size:9.0pt;font-family:"Arial",sans-serif;mso-fareast-language:SV">E-mail</span><span lang="EN-GB" style="font-size:9.0pt;mso-fareast-language:SV">:
</span><span lang="EN-GB" style="font-size:9.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:SV">peter.svanberg@kb.se</span><span lang="EN-GB" style="font-size:9.0pt;color:black;mso-fareast-language:SV"><br>
</span><span lang="EN-GB" style="font-size:9.0pt;font-family:"Arial",sans-serif;mso-fareast-language:SV">Web</span><span lang="EN-GB" style="font-size:9.0pt;mso-fareast-language:SV">:
</span><span lang="EN-GB" style="font-size:9.0pt;font-family:"Arial",sans-serif;mso-fareast-language:SV">www.kb.se</span><span lang="EN-GB" style="font-size:9.0pt;mso-fareast-language:SV"><br>
<br>
</span><span lang="EN-GB" style="mso-fareast-language:SV"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
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