Decreased the verbosity of get_num_cpu().

Signed-off-by: Colby Ranger <cranger@google.com>



git-svn-id: http://test.kernel.org/svn/autotest/trunk@1434 592f7852-d20e-0410-864c-8624ca9c26a4
diff --git a/server/hosts/ssh_host.py b/server/hosts/ssh_host.py
index c683d67..ee4591a 100644
--- a/server/hosts/ssh_host.py
+++ b/server/hosts/ssh_host.py
@@ -686,7 +686,8 @@
 			The number of CPUs
 		"""
 		
-		proc_cpuinfo = self.run("cat /proc/cpuinfo").stdout
+		proc_cpuinfo = self.run("cat /proc/cpuinfo",
+				stdout_tee=open('/dev/null', 'w')).stdout
 		cpus = 0
 		for line in proc_cpuinfo.splitlines():
 			if line.startswith('processor'):