Exemplo de um crawler medidor de performance:<div><br></div><div><a href="https://metacpan.org/source/SYP/AnyEvent-Net-Curl-Queued-0.019/eg/crawl-apache.pl">https://metacpan.org/source/SYP/AnyEvent-Net-Curl-Queued-0.019/eg/crawl-apache.pl</a></div>

<div><a href="https://metacpan.org/source/SYP/AnyEvent-Net-Curl-Queued-0.019/eg/CrawlApache.pm">https://metacpan.org/source/SYP/AnyEvent-Net-Curl-Queued-0.019/eg/CrawlApache.pm</a></div><div><br></div><div>No final, retorna uma somatória do libcurl:</div>

<div><br></div><div><div>        stats   {</div><div>            appconnect_time   0.0898429999999997,</div><div>            connect_time   0.423021,</div><div>            header_size   646982,</div><div>            namelookup_time   0.0896399999999996,</div>

<div>            num_connects   20,</div><div>            pretransfer_time   0.580505000000003,</div><div>            redirect_count   0,</div><div>            redirect_time   0,</div><div>            request_size   182392,</div>

<div>            size_download   28600914,</div><div>            size_upload   0,</div><div>            starttransfer_time   83.27289,</div><div>            total_time   117.356115</div><div>        }</div></div><div><div>

<br></div><div>Mas, é claro, dá para colocar handlers para processar dados de cada request individual, handlers para status 404, etc.</div><div><br>ABS()<br><br>
<br><br><div class="gmail_quote">On Sat, Apr 14, 2012 at 07:54, Eden Cardim <span dir="ltr"><<a href="mailto:edencardim@gmail.com">edencardim@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

<div class="im">>>>>> "Dilson" == Dilson Tomé <<a href="mailto:dilsontome@gmail.com">dilsontome@gmail.com</a>> writes:<br>
<br>
</div>    Dilson> Bacana... Agora tenho que procurar como retornar o tempo dos itens<br>
    Dilson> da página.<br>
<br>
Você quer ver o tempo que leva pra fazer um request em cada link através da rede?<br>
<div class="HOEnZb"><div class="h5"><br>
--<br>
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=begin</a> disclaimer<br>
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</div></div></blockquote></div><br></div></div>