- reverted the default value of shared memory buffer

config.h

@@ -122,7 +122,7 @@
 #define PKG_MEM_POOL_SIZE 4*1024*1024
 
 /*used if SH_MEM is defined*/
-#define SHM_MEM_SIZE 128
+#define SHM_MEM_SIZE 32
 
 #define TIMER_TICK 1