From: Ralf S. Engelschall Date: Fri, 23 Oct 1998 07:43:09 +0000 (+0000) Subject: Add hint to HP performance tuning document on authors request. X-Git-Tag: 1.3.4~40 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f939bad5e224d4174761a45c46391040063af97b;p=apache Add hint to HP performance tuning document on authors request. Submitted by: rick jones 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 13ed152e6a..ca902a09fe 100644 --- 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. +

How to pick the value? Examine the output of