diff --git a/cibuild/linkweb.sh b/cibuild/linkweb.sh
index c68484e1..1bd75e75 100755
--- a/cibuild/linkweb.sh
+++ b/cibuild/linkweb.sh
@@ -100,7 +100,7 @@ pushd src/backend
     then
         # es6
         MODULE="$LDEBUG --closure 0 -sMODULARIZE=1 -sEXPORT_ES6=1 -sEXPORT_NAME=Module"
-        export COPTS="-O2 -g0"
+        export COPTS="-Os -g3"
     else
         export COPTS="-O0 -g3"
         # local debug always fast build
diff --git a/patches/pg_main.c b/patches/pg_main.c
index 4ac51bec..de0faea1 100644
--- a/patches/pg_main.c
+++ b/patches/pg_main.c
@@ -1006,7 +1006,7 @@ extra_env:;
             console.warn("prerun(C-node) worker=", Module.is_worker);
 #endif
             Module['postMessage'] = function custom_postMessage(event) {
-                console.log("# 1252: onCustomMessage:",__FILE__, event);
+                console.log("# 1009: onCustomMessage:", event);
             };
         });
 
@@ -1035,19 +1035,10 @@ extra_env:;
 #endif
             Module['postMessage'] = function custom_postMessage(event) {
                 switch (event.type) {
-                    case "raw" :  {
-                        stringToUTF8( event.data, shm_rawinput, Module.FD_BUFFER_MAX);
-                        break;
-                    }
-
                     case "stdin" :  {
                         stringToUTF8( event.data, 1, Module.FD_BUFFER_MAX);
                         break;
                     }
-                    case "rcon" :  {
-                        stringToUTF8( event.data, shm_rcon, Module.FD_BUFFER_MAX);
-                        break;
-                    }
                     default : console.warn("custom_postMessage?", event);
                 }
             };