From 4742fa3312bdc0d43cd8a11775c7605a9f57eb5a Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@cs.stanford.edu>
Date: Fri, 14 Jan 2005 08:23:43 +0000
Subject: [PATCH] When a Pintos run times out, report the load average.

---
 grading/lib/Pintos/Grading.pm | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/grading/lib/Pintos/Grading.pm b/grading/lib/Pintos/Grading.pm
index 860720c..bf6099f 100644
--- a/grading/lib/Pintos/Grading.pm
+++ b/grading/lib/Pintos/Grading.pm
@@ -401,7 +401,12 @@ sub run_pintos {
     my ($cmd_line, %args) = @_;
     my ($retval) = xsystem ($cmd_line, %args);
     return 'ok' if $retval eq 'ok';
-    return "Timed out after $args{TIMEOUT} seconds" if $retval eq 'timeout';
+    if ($retval eq 'timeout') {
+	my ($msg) = "Timed out after $args{TIMEOUT} seconds";
+	my ($load_avg) = `uptime` =~ /(load average:.*)$/i;
+	$msg .= " - $load_avg" if defined $load_avg;
+	return $msg;
+    }
     return 'Error running Bochs' if $retval eq 'error';
     die;
 }
-- 
2.30.2