ovsdb-server: Add Json cache count to memory/show

Add the size of json cache to the data reported by ovsdb-server appctl
"memory/show" command.

Signed-off-by: Andy Zhou <azhou@ovn.org>
Acked-by: Ben Pfaff <blp@ovn.org>

diff --git a/ovsdb/monitor.c b/ovsdb/monitor.c
index 6b0d13d..f9cd965 100644 (file)
--- a/ovsdb/monitor.c
+++ b/ovsdb/monitor.c
@@ -1170,7 +1170,12 @@ ovsdb_monitor_destroy_callback(struct ovsdb_replica *replica)
 void
 ovsdb_monitor_get_memory_usage(struct simap *usage)
 {
+    struct ovsdb_monitor *dbmon;
     simap_put(usage, "monitors", hmap_count(&ovsdb_monitors));
+
+    HMAP_FOR_EACH(dbmon, hmap_node,  &ovsdb_monitors) {
+        simap_increase(usage, "json-caches", hmap_count(&dbmon->json_cache));
+    }
 }
 
 static const struct ovsdb_replica_class ovsdb_jsonrpc_replica_class = {