1 files changed, 30 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/tests/zfs-tests/callbacks/zfs_dmesg.ksh b/sys/contrib/openzfs/tests/zfs-tests/callbacks/zfs_dmesg.ksh
new file mode 100755
index 000000000000..3d8191de57a0
--- /dev/null
+++ b/sys/contrib/openzfs/tests/zfs-tests/callbacks/zfs_dmesg.ksh
@@ -0,0 +1,30 @@
+#!/bin/ksh -p
+
+#
+# This file and its contents are supplied under the terms of the
+# Common Development and Distribution License ("CDDL"), version 1.0.
+# You may only use this file in accordance with the terms of version
+# 1.0 of the CDDL.
+#
+# A full copy of the text of the CDDL should have accompanied this
+# source.  A copy of the CDDL is also available via the Internet at
+# http://www.illumos.org/license/CDDL.
+#
+
+#
+# Copyright (c) 2016 by Delphix. All rights reserved.
+# Copyright (c) 2017 Lawrence Livermore National Security, LLC.
+#
+
+# $1: number of lines to output (default: 200)
+typeset lines=${1:-200}
+
+echo "================================================================="
+echo " Tailing last $lines lines of dmesg log"
+echo "================================================================="
+
+sudo dmesg | tail -n $lines
+
+echo "================================================================="
+echo " End of dmesg log"
+echo "================================================================="