slowness caused by gethostbyname #20

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shawnchu opened this Issue May 30, 2012 · 0 comments

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@shawnchu

It takes 20 minutes to ping 20000 machines, and %90 of the time is spent on gethostbyname() in add_name().
Is it possible to replace gethostbyname/getaddrinfo with non-block call getaddrinfo_a?

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