Merge pull request redis#3802 from flowly/bugfix-calc-stat-net-output-bytes

Bugfix calc stat net output bytes

Author: antirez

src/networking.c

@@ -937,11 +937,11 @@ int writeToClient(int fd, client *c, int handler_installed) {
          *
          * However if we are over the maxmemory limit we ignore that and
          * just deliver as much data as it is possible to deliver. */
-        server.stat_net_output_bytes += totwritten;
         if (totwritten > NET_MAX_WRITES_PER_EVENT &&
             (server.maxmemory == 0 ||
              zmalloc_used_memory() < server.maxmemory)) break;
     }
+    server.stat_net_output_bytes += totwritten;
     if (nwritten == -1) {
         if (errno == EAGAIN) {
             nwritten = 0;