[tor-bugs] #22798 [Core Tor/Tor]: Windows relay is several times slower than Linux relay

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#22798: Windows relay is several times slower than Linux relay
-------------------------------------------+-------------------------------
 Reporter:  Vort                           |          Owner:
     Type:  defect                         |         Status:
                                           |  needs_information
 Priority:  Medium                         |      Milestone:  Tor:
                                           |  unspecified
Component:  Core Tor/Tor                   |        Version:  Tor: 0.2.9.11
 Severity:  Normal                         |     Resolution:
 Keywords:  tor-relay performance windows  |  Actual Points:
Parent ID:                                 |         Points:  5
 Reviewer:                                 |        Sponsor:
-------------------------------------------+-------------------------------

Comment (by Vort):

 Maybe OpenSSL is doing something wrong?
 Here is the trace of send() and recv() API calls at the end of
 transmission:
 attachment:tor_apimon.png

 Note that there are no recv()s at the screenshot.
 4097 * 10 / (19.234 - 18.515) = 56981 (55 KiB/s)

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/22798#comment:11>
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