- Simplified mTCP configuration interface a bit.

	-> max_concurrency & max_num_buffers arguments are pre-set to 10,000 (per core) by default.
	-> no need to change it in the mtcp.conf file.

apps/example/epserver-multiprocess.conf

@@ -31,12 +31,12 @@ port = dpdk0
 #port = dpdk0:0
 #port = dpdk0:1
 
-# Maximum concurrency per core
-max_concurrency = 10000
+# Maximum concurrency per core (default = 10000)
+#max_concurrency = 10000
 
-# Maximum number of socket buffers per core
+# Maximum number of socket buffers per core (default = 10000)
 # Set this to small value if there are many idle connections
-max_num_buffers = 10000
+#max_num_buffers = 10000
 
 # Receive buffer size of sockets; if not set: rcvbuf = sndbuf
 rcvbuf = 8192

apps/example/epserver.conf

@@ -50,12 +50,12 @@ port = dpdk0
 #port = dpdk0:0
 #port = dpdk0:1
 
-# Maximum concurrency per core
-max_concurrency = 10000
+# Maximum concurrency per core (default = 10000)
+#max_concurrency = 10000
 
-# Maximum number of socket buffers per core
+# Maximum number of socket buffers per core (default = 10000)
 # Set this to small value if there are many idle connections
-max_num_buffers = 10000
+#max_num_buffers = 10000
 
 # Receive buffer size of sockets; if not set: rcvbuf = sndbuf
 rcvbuf = 8192

apps/example/epwget-multiprocess.conf

@@ -30,12 +30,12 @@ port = dpdk0
 #port = dpdk0:0
 #port = dpdk0:1
 
-# Maximum concurrency per core
-max_concurrency = 10000
+# Maximum concurrency per core (default = 10000)
+#max_concurrency = 10000
 
-# Maximum number of socket buffers per core
+# Maximum number of socket buffers per core (default = 10000)
 # Set this to small value if there are many idle connections
-max_num_buffers = 10000
+#max_num_buffers = 10000
 
 # Receive buffer size of sockets; if not set: rcvbuf = sndbuf
 rcvbuf = 8192

apps/example/epwget.conf

@@ -56,12 +56,12 @@ sndbuf = 8192
 
 # if sndbuf & rcvbuf not set: sndbuf = rcvbuf = 8192
 
-# Maximum concurrency per core
-max_concurrency = 10000
+# Maximum concurrency per core (default = 10000)
+#max_concurrency = 10000
 
-# Maximum number of socket buffers per core
+# Maximum number of socket buffers per core (default = 10000)
 # Set this to small value if there are many idle connections
-max_num_buffers = 10000
+#max_num_buffers = 10000
 
 # TCO timeout seconds
 # (tcp_timeout = -1 can disable the timeout check)

apps/lighttpd-1.4.32/src/mtcp.conf

@@ -50,12 +50,12 @@ port = dpdk0
 #port = dpdk0:0
 #port = dpdk0:1
 
-# Maximum concurrency per core
-max_concurrency = 10000
+# Maximum concurrency per core (default = 10000)
+max_concurrency = 8192
 
-# Maximum number of socket buffers per core
+# Maximum number of socket buffers per core (default = 10000)
 # Set this to small value if there are many idle connections
-max_num_buffers = 10000
+max_num_buffers = 8192
 
 # Receive buffer size of sockets; if not set: rcvbuf = sndbuf
 rcvbuf = 8192

config/sample_mtcp.conf

@@ -42,12 +42,12 @@ port = dpdk0
 #port = dpdk0
 #port = dpdk1
 
-# Maximum concurrency per core
-max_concurrency = 10000
+# Maximum concurrency per core (default = 10000)
+#max_concurrency = 10000
 
-# Maximum number of socket buffers per core
+# Maximum number of socket buffers per core (default = 10000)
 # Set this to small value if there are many idle connections
-max_num_buffers = 10000
+#max_num_buffers = 10000
 
 # Receive buffer size of sockets; if not set: rcvbuf = sndbuf
 rcvbuf = 8192

mtcp/src/config.c

@@ -645,8 +645,8 @@ LoadConfiguration(const char *fname)
 
 	/* set default configuration */
 	CONFIG.num_cores = num_cpus;
-	CONFIG.max_concurrency = 100000;
-	CONFIG.max_num_buffers = 100000;
+	CONFIG.max_concurrency = 10000;
+	CONFIG.max_num_buffers = 10000;
 	CONFIG.rcvbuf_size = -1;
 	CONFIG.sndbuf_size = -1;
 	CONFIG.tcp_timeout = TCP_TIMEOUT;