adding realtime kernel plugin

1 files changed, 39 insertions, 0 deletions

diff --git a/sos/plugins/kernel_rt.py b/sos/plugins/kernel_rt.py
new file mode 100644
index 00000000..23dad730
--- /dev/null
+++ b/sos/plugins/kernel_rt.py
@@ -0,0 +1,39 @@
+# -*- python -*-
+# -*- coding: utf-8 -*-
+
+#
+# Copyright 2012 Red Hat Inc.
+# Guy Streeter <streeter@redhat.com>
+#
+#   This program is free software; you can redistribute it and/or
+#   modify it under the terms of the GNU General Public License
+#   as published by the Free Software Foundation; version 2.
+#
+#   This application is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#   General Public License for more details.
+
+from sos.plugins import Plugin, RedHatPlugin
+
+class kernel_rt(RedHatPlugin):
+    '''Information specific to the realtime kernel
+    '''
+
+    # this file exists only when the realtime kernel is booted
+    # this plugin will not be called is this file does not exist
+    files = ('/sys/kernel/realtime')
+
+    def setup(self):
+        self.addCopySpec('/etc/rtgroups')
+        self.addCopySpec('/proc/sys/kernel/sched_rt_period_us')
+        self.addCopySpec('/proc/sys/kernel/sched_rt_runtime_us')
+        self.addCopySpec('/proc/cgroups')
+        self.addCopySpec('/proc/softirqs')
+        self.addCopySpec('/proc/timer*')
+        self.addCopySpec('/proc/lock*')
+        self.addCopySpec('/sys/kernel/realtime')
+        self.addCopySpec('/sys/devices/system/clocksource/clocksource0/available_clocksource')
+        self.addCopySpec('/sys/devices/system/clocksource/clocksource0/current_clocksource')
+        if self.isInstalled('tuna'):
+            self.collectExtOutput('/usr/bin/tuna -CP | /ust/bin/head -20')