Add RAM usage to output.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>

fuzzers/run_fuzzer.py

@@ -277,6 +277,10 @@ class PsTree:
         return "{}\n{}".format(stdout, stderr)
 
 
+def get_memory():
+    return subprocess.check_output('free -mh', shell=True).decode("utf-8")
+
+
 def should_run_submake(make_flags):
     """Check if make_flags indicate that we should execute things.
 
@@ -474,9 +478,10 @@ def run_fuzzer(fuzzer_name, fuzzer_dir, fuzzer_logdir, logger, will_retry):
             if retcode is not None:
                 break
             log(
-                "Still running (1m:{:0.2f}%, 5m:{:0.2f}%, 15m:{:0.2f}%).\n{}",
+                "Still running (1m:{:0.2f}%, 5m:{:0.2f}%, 15m:{:0.2f}%).\n{}\n{}",
                 *get_load(),
                 PsTree.get(p.pid),
+                get_memory(),
             )
     except (Exception, KeyboardInterrupt, SystemExit):
         retcode = -1