Shrunk shmem and logging queue size.

Change-Id: I84828ca3c87991dc041106e73eed6d7260849733
diff --git a/aos/linux_code/logging/linux_logging.cc b/aos/linux_code/logging/linux_logging.cc
index 2bd5bce..f4534ae 100644
--- a/aos/linux_code/logging/linux_logging.cc
+++ b/aos/linux_code/logging/linux_logging.cc
@@ -69,7 +69,7 @@
 void Register() {
   Init();
 
-  queue = RawQueue::Fetch("LoggingQueue", sizeof(LogMessage), 1323, 80000);
+  queue = RawQueue::Fetch("LoggingQueue", sizeof(LogMessage), 1323, 40000);
   if (queue == NULL) {
     Die("logging: couldn't fetch queue\n");
   }