1#!/usr/bin/ksh -p 2 3# 4# This file and its contents are supplied under the terms of the 5# Common Development and Distribution License ("CDDL"), version 1.0. 6# You may only use this file in accordance with the terms of version 7# 1.0 of the CDDL. 8# 9# A full copy of the text of the CDDL should have accompanied this 10# source. A copy of the CDDL is also available via the Internet at 11# http://www.illumos.org/license/CDDL. 12# 13 14# 15# Copyright (c) 2016 by Delphix. All rights reserved. 16# 17 18# $1: number of lines to output (default: 200) 19typeset lines=${1:-200} 20 21echo "=================================================================" 22echo " Tailing last $lines lines of zfs_dbgmsg log" 23echo "=================================================================" 24 25sudo mdb -ke "::zfs_dbgmsg ! tail -n $lines" 26 27echo "=================================================================" 28echo " End of zfs_dbgmsg log" 29echo "=================================================================" 30