Before

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num_pages: 39
unique urls count: 74
crawl_time_in_secs: 108.357335
overall page velocity: 0.36 in pages per second
overall url velocity: 0.68 in urls per second
=================================================

After

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num_pages: 39
unique urls count: 74
crawl_time_in_secs: 22.346326
overall page velocity: 1.75 in pages per second
overall url velocity: 3.31 in urls per second
=================================================

After some more work

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num_pages: 38
unique urls count: 112
crawl_time_in_secs: 12.278745
overall page velocity: 3.09 in pages per second
overall url velocity: 9.12 in urls per second
=================================================