Add hint to HP performance tuning document on authors request.

Submitted by: rick jones <raj@cup.hp.com>
PR: 3214

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@82302 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/docs/manual/platform/perf-hp.html b/docs/manual/platform/perf-hp.html
index 13ed152e6a264ccc512cbe1fdffdd97f088ce69e..ca902a09fe8be674cc21e6f96654858be5815ec5 100644 (file)
--- a/docs/manual/platform/perf-hp.html
+++ b/docs/manual/platform/perf-hp.html
@@ -44,6 +44,10 @@ default is 256 buckets and must be set to a power of two. This is
 accomplished with adb against the *disc* image of the kernel. The
 variable name is tcp_hash_size.
 
+Notice that it's critically important that you use "W" to write a 32 bit
+quantity, not "w" to write a 16 bit value when patching the disc image because
+the tcp_hash_size variable is a 32 bit quantity.
+
 <P>
 
 How to pick the value? Examine the output of