Describe dummy test model. Work on OpenFlow intro.

[openvswitch] / vswitchd / ovs-vswitchd.c

diff --git a/vswitchd/ovs-vswitchd.c b/vswitchd/ovs-vswitchd.c
index f97df8d62625121162308d6cacfe2a4984e46483..84e5ad113302ea3e2573d1a06dcd43f4174521ab 100644 (file)
--- a/vswitchd/ovs-vswitchd.c
+++ b/vswitchd/ovs-vswitchd.c
@@ -34,12 +34,14 @@
 #include "dpif.h"
 #include "dummy.h"
 #include "leak-checker.h"
+#include "memory.h"
 #include "netdev.h"
 #include "openflow/openflow.h"
 #include "ovsdb-idl.h"
 #include "poll-loop.h"
 #include "process.h"
 #include "signals.h"
+#include "simap.h"
 #include "stream-ssl.h"
 #include "stream.h"
 #include "stress.h"
@@ -50,9 +52,14 @@
 #include "vconn.h"
 #include "vlog.h"
 #include "lib/vswitch-idl.h"
+#include "worker.h"
 
 VLOG_DEFINE_THIS_MODULE(vswitchd);
 
+/* --mlockall: If set, locks all process memory into physical RAM, preventing
+ * the kernel from paging any of its memory to disk. */
+static bool want_mlockall;
+
 static unixctl_cb_func ovs_vswitchd_exit;
 
 static char *parse_options(int argc, char *argv[], char **unixctl_path);
@@ -79,6 +86,18 @@ main(int argc, char *argv[])
 
     daemonize_start();
 
+    if (want_mlockall) {
+#ifdef HAVE_MLOCKALL
+        if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
+            VLOG_ERR("mlockall failed: %s", strerror(errno));
+        }
+#else
+        VLOG_ERR("mlockall not supported on this system");
+#endif
+    }
+
+    worker_start();
+
     retval = unixctl_server_create(unixctl_path, &unixctl);
     if (retval) {
         exit(EXIT_FAILURE);
@@ -90,16 +109,28 @@ main(int argc, char *argv[])
 
     exiting = false;
     while (!exiting) {
+        worker_run();
         if (signal_poll(sighup)) {
             vlog_reopen_log_file();
         }
+        memory_run();
+        if (memory_should_report()) {
+            struct simap usage;
+
+            simap_init(&usage);
+            bridge_get_memory_usage(&usage);
+            memory_report(&usage);
+            simap_destroy(&usage);
+        }
         bridge_run_fast();
         bridge_run();
         bridge_run_fast();
         unixctl_server_run(unixctl);
         netdev_run();
 
+        worker_wait();
         signal_wait(sighup);
+        memory_wait();
         bridge_wait();
         unixctl_server_wait(unixctl);
         netdev_wait();
@@ -163,13 +194,7 @@ parse_options(int argc, char *argv[], char **unixctl_pathp)
             exit(EXIT_SUCCESS);
 
         case OPT_MLOCKALL:
-#ifdef HAVE_MLOCKALL
-            if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
-                VLOG_ERR("mlockall failed: %s", strerror(errno));
-            }
-#else
-            VLOG_ERR("mlockall not supported on this system");
-#endif
+            want_mlockall = true;
             break;
 
         case OPT_UNIXCTL: