[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
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 Reporter:  Vort                           |          Owner:
     Type:  defect                         |         Status:  new
 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:
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Comment (by cypherpunks):

 > upload good when

 "good" as it was 64KB buffer, that is NIC buffer for offloaded data.  It
 seems LSO (TSO) just hides broken windows tcp stack. Try to disable it for
 network adapter, to test real windows 7 upload speed.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/22798#comment:105>
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