Collect statistics of the read and write queues.

ChangeLog

 2003-08-01  Per Cederqvist  <ceder@ceder.dyndns.org>
 
+	More fixes to the test of stalled clients.
+	* src/server/testsuite/get-time-often.c (main): Actually retry
+	after a EAGAIN, EWOULDBLOCK or EINTR result from the final write.
+	Retry if it succeeds as well -- the server may just be slow
+	closing the socket.
+
+	Collect statistics of the read and write queues.
+	* doc/Protocol-A.texi (Measured Properties): Document
+	send-queue-bytes and recv-queue-bytes.
+	* src/server/stats.h (enum stat_type): Added STAT_SEND_QUEUE and
+	STAT_RECV_QUEUE.
+	* src/server/stats.c (name): Handle STAT_SEND_QUEUE and
+	STAT_RECV_QUEUE.
+	* src/server/ramkomd.c (write_queue_change_callback): New static
+	function.  Update STAT_SEND_QUEUE.
+	(server_init): Register write_queue_change_callback with isc.
+	* src/server/internal-connections.c (kill_client): Update
+	STAT_RECV_QUEUE.
+	* src/server/connections.c (read_from_connection): Update
+	STAT_RECV_QUEUE.
+	* src/server/testsuite/lyskomd.0/01.exp: Test send-queue-bytes and
+	recv-queue-bytes.
+	* src/server/testsuite/lyskomd.0/03.exp: Ditto.
+	* src/server/testsuite/lyskomd.0/38.exp: Ditto.
+
+	Bug fix.
+	* src/server/connections.c (toploop): Cancel the timer for
+	check_kill_flag if needed during shutdown.
+
 	Don't be too efficient...  (Back out part of the "ignore clients"
 	patch.)
 	* src/server/connections.c (read_from_connection): Revert part of