found the file handle lost...made a first workaround and added an todo.

ChangeLog

@@ -1,6 +1,10 @@
+2012-02-08 11:52:30 +0100 Georg Hopp 
+
+	* found the file handle lost...made a first workaround and added an todo. (HEAD, master)
+
 2012-02-08 10:21:04 +0100 Georg Hopp 
 
-	* changed request handling. @TODO: I still seem to have the problem that the file handles are not closed and freed correctly as the service refuses connections after about a 1000. (HEAD, master)
+	* changed request handling. @TODO: I still seem to have the problem that the file handles are not closed and freed correctly as the service refuses connections after about a 1000.
 
 2012-02-07 14:20:00 +0100 Georg Hopp 
 

doc/ab-stress-2012-02-08.txt

@@ -0,0 +1,56 @@
+This is ApacheBench, Version 2.3 <$Revision: 655654 $>
+Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
+Licensed to The Apache Software Foundation, http://www.apache.org/
+
+Benchmarking localhost (be patient)
+Completed 200000 requests
+Completed 400000 requests
+Completed 600000 requests
+Completed 800000 requests
+Completed 1000000 requests
+Completed 1200000 requests
+Completed 1400000 requests
+Completed 1600000 requests
+Completed 1800000 requests
+Completed 2000000 requests
+Finished 2000000 requests
+
+
+Server Software:        testserver
+Server Hostname:        localhost
+Server Port:            11212
+
+Document Path:          /
+Document Length:        322 bytes
+
+Concurrency Level:      100
+Time taken for tests:   250.130 seconds
+Complete requests:      2000000
+Failed requests:        0
+Write errors:           0
+Non-2xx responses:      2000003
+Total transferred:      902001353 bytes
+HTML transferred:       644000966 bytes
+Requests per second:    7995.86 [#/sec] (mean)
+Time per request:       12.506 [ms] (mean)
+Time per request:       0.125 [ms] (mean, across all concurrent requests)
+Transfer rate:          3521.62 [Kbytes/sec] received
+
+Connection Times (ms)
+              min  mean[+/-sd] median   max
+Connect:        0    5   1.8      5      23
+Processing:     3    7   1.9      7      29
+Waiting:        1    6   1.7      5      23
+Total:          8   12   2.3     12      36
+
+Percentage of the requests served within a certain time (ms)
+  50%     12
+  66%     13
+  75%     13
+  80%     14
+  90%     15
+  95%     17
+  98%     19
+  99%     22
+ 100%     36 (longest request)
+

src/socket/accept.c

@@ -13,7 +13,15 @@ socketAccept(Sock this, char remoteAddr[16])
     /* Set the size of the in-out parameter */
     len = sizeof(this->addr);
 
+	/**
+	 * @TODO: Uhh, this is bad. we open a new socket additionally to
+	 * the one we get from the accept call.
+	 * i have to change the socket constructor to be able to create
+	 * the data structure without creation of a socket at all.
+	 * For now i simply close the socket here.... :D
+	 */
 	sock = new(Sock, this->log, this->port);
+	close(sock->handle);
 	/**
 	 * @TODO: change port to remote port on success
 	 */