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Diffstat (limited to 'host/docs')
| -rw-r--r-- | host/docs/transport.rst | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/host/docs/transport.rst b/host/docs/transport.rst index 70f1ef3a8..2e39e75d1 100644 --- a/host/docs/transport.rst +++ b/host/docs/transport.rst @@ -105,14 +105,22 @@ Set the values permanently by editing **/etc/sysctl.conf**. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Windows specific notes ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -On Windows, it is important to change the default UDP behavior such that +**UDP send fast-path:** +It is important to change the default UDP behavior such that 1500 byte packets still travel through the fast path of the sockets stack. -FastSendDatagramThreshold registry key to change documented here: +This can be adjusted with the FastSendDatagramThreshold registry key: -* http://www.microsoft.com/windows/windowsmedia/howto/articles/optimize_web.aspx#appendix_e +* FastSendDatagramThreshold registry key documented here: -The quick and easy way: -Double click and run <install-path>/share/uhd/FastSendDatagramThreshold.reg + * http://www.microsoft.com/windows/windowsmedia/howto/articles/optimize_web.aspx#appendix_e + +* Double click and run <install-path>/share/uhd/FastSendDatagramThreshold.reg +* A system reboot is recommended after the registry key change. + +**Power profile:** +The Windows power profile can seriously impact instantaneous bandwidth. +Application can take time to ramp-up to full performance capability. +It is recommended that users set the power profile to "high performance". ------------------------------------------------------------------------ USB Transport (LibUSB) |