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Subject svn commit: r1138167 - /subversion/site/publish/docs/release-notes/1.7.html
Date Tue, 21 Jun 2011 20:26:35 GMT
Author: stsp
Date: Tue Jun 21 20:26:35 2011
New Revision: 1138167

* site/publish/docs/release-notes/1.7.html: Document possible problems
   with serf clients.


Modified: subversion/site/publish/docs/release-notes/1.7.html
--- subversion/site/publish/docs/release-notes/1.7.html (original)
+++ subversion/site/publish/docs/release-notes/1.7.html Tue Jun 21 20:26:35 2011
@@ -745,6 +745,22 @@ a global or host-by-host basis by settin
 variable in your run-time server configuration file
+<div class="notice">
+<p>Note that because serf behaves differently to neon,
+<a href=""
+>server-side configuration changes</a> might be required to avoid
+performance regressions in some setups.</p>
+<p>The <strong>MaxKeepAliveRequests</strong> option in <code>httpd.conf</code>
+needs to be increased from 100 (the default) to <b>at least</b>1000
+(there is no reason why it could not be 10000).
+This will improve performance by allowing serf clients to use less
+TCP connections to the server.
+Clients using ra_neon will also work fine with this configuration.</p>
+<p>Because serf clients issue a larger number of HTTP GET requests
+than neon clients it is possible that serf clients cause quicker
+growth of httpd server logs than neon clients do.</p>
 </div>  <!-- serf -->
 <div class="h3" id="http-redirects">

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