Merge pull request #1517 from blocktrron/pr-memory-calculation

package/gluon-respondd/src/respondd.c

@@ -197,6 +197,8 @@ static struct json_object * get_memory(void) {
 			json_object_object_add(ret, "total", json_object_new_int(value));
 		else if (!strcmp(label, "MemFree"))
 			json_object_object_add(ret, "free", json_object_new_int(value));
+		else if (!strcmp(label, "MemAvailable"))
+			json_object_object_add(ret, "available", json_object_new_int(value));
 		else if (!strcmp(label, "Buffers"))
 			json_object_object_add(ret, "buffers", json_object_new_int(value));
 		else if (!strcmp(label, "Cached"))

package/gluon-status-page/javascript/status-page.js

@@ -74,7 +74,7 @@
 			return _['%s used'].sprintf(formatNumber(100 * value, 3) + '%');
 		},
 		'memory': function(memory) {
-			var usage = 1 - (memory.free + memory.buffers + memory.cached) / memory.total
+			var usage = 1 - memory.available / memory.total
 			return formats.percent(usage);
 		},
 		'time': function(seconds) {