From c31bf2d6a0790ddf880405030e85ecb7a9e8994b Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Wed, 16 May 2012 12:00:20 -0700
Subject: docs: work on windows performance notes

---
 host/docs/transport.rst | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

(limited to 'host/docs')

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".
 
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 USB Transport (LibUSB)
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