[Ocfs2-users] [PATCH 09/10] Trigger udev rescan to get volume label that mkfs made remotely.
zren at suse.com
zren at suse.com
Wed Sep 9 23:54:49 PDT 2015
From: Eric Ren <zren at suse.com>
Volume label used to mount disk remotely is not visible on remote
node. So before mounting, trigger udevadm rescan to get volume label.
Signed-off-by: Eric Ren <zren at suse.com>
Reviewed-by: Gang He <ghe at suse.com>
---
programs/python_common/remote_mount.py | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/programs/python_common/remote_mount.py b/programs/python_common/remote_mount.py
index 7520405..088ba46 100755
--- a/programs/python_common/remote_mount.py
+++ b/programs/python_common/remote_mount.py
@@ -126,8 +126,20 @@ command = str('%s -l %s -m %s %s' % (buildcmd,
mt_options))
#
o2tf.OpenMPIInit(DEBUGON, options.nodelist, logfile, 'ssh')
-#
-#
+
+# tigger udev rescan
+ret = o2tf.openmpi_run(DEBUGON,
+ nproc,
+ 'udevadm trigger',
+ options.nodelist,
+ remote_method,
+ options.interface,
+ logfile,
+ 'WAIT')
+
+#wait for completing udev rescan.10s is only tested on 3-nodes.
+time.sleep(10)
+
ret = o2tf.openmpi_run(DEBUGON,
nproc,
str('%s' % command),
--
2.1.4
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