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Posted to cvs@httpd.apache.org by el...@apache.org on 2018/01/08 10:16:36 UTC

svn commit: r1820539 - /httpd/httpd/trunk/docs/manual/mod/event.xml

Author: elukey
Date: Mon Jan  8 10:16:36 2018
New Revision: 1820539

URL: http://svn.apache.org/viewvc?rev=1820539&view=rev
Log:
event.xml: follow up r1820466 with Yann's suggestions

Modified:
    httpd/httpd/trunk/docs/manual/mod/event.xml

Modified: httpd/httpd/trunk/docs/manual/mod/event.xml
URL: http://svn.apache.org/viewvc/httpd/httpd/trunk/docs/manual/mod/event.xml?rev=1820539&r1=1820538&r2=1820539&view=diff
==============================================================================
--- httpd/httpd/trunk/docs/manual/mod/event.xml (original)
+++ httpd/httpd/trunk/docs/manual/mod/event.xml Mon Jan  8 10:16:36 2018
@@ -97,8 +97,11 @@ of the <directive>AsyncRequestWorkerFact
             sockets and they can be re-used to serve other requests.</dd>
 
             <dt>Closing</dt>
-            <dd>Sometimes the MPM needs to perform a lingering close, namely sending back an early error to the client while it is still transmitting data to httpd. Sending the response and then closing the connection immediately is not the correct thing to do since the client (still trying to send the rest of the request) would get a connection reset and could not read the httpd's response. So in such cases, httpd tries to read the rest of the request to allow the client to consume the response. The lingering close is time bounded but it can take relatively long time, so a worker thread can offload this work to the listener. From 2.4.28 onward
-            the listener does not perform the lingering close anymore but it offloads the job to the first worker available.
+            <dd>Sometimes the MPM needs to perform a lingering close, namely sending back an early error to the client while it is still transmitting data to httpd.
+            Sending the response and then closing the connection immediately is not the correct thing to do since the client (still trying to send the rest of the
+            request) would get a connection reset and could not read the httpd's response. The lingering close is time bounded but it can take relatively long
+            time, so it's offloaded to a worker thread (including the shutdown hooks and real socket close). From 2.4.28 onward this is also the
+            case when connections finally timeout (the listener thread never handles connections besides waiting for and dispatching their events).
             </dd>
         </dl>