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58aeb87a8f
It's better to use ksh/bash built in methods, rather than spawn new processes every time. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: John Wren Kennedy <john.kennedy@delphix.com> Signed-off-by: George Melikov <mail@gmelikov.ru> Closes #8071
38 lines
1.1 KiB
Bash
Executable File
38 lines
1.1 KiB
Bash
Executable File
#!/bin/ksh -p
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#
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# This file and its contents are supplied under the terms of the
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# Common Development and Distribution License ("CDDL"), version 1.0.
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# You may only use this file in accordance with the terms of version
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# 1.0 of the CDDL.
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#
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# A full copy of the text of the CDDL should have accompanied this
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# source. A copy of the CDDL is also available via the Internet at
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# http://www.illumos.org/license/CDDL.
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#
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#
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# Copyright (c) 2017 by Lawrence Livermore National Security.
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# All rights reserved.
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#
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# $1: number of lines to output (default: 40)
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typeset lines=${1:-40}
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typeset history=$(</sys/module/zfs/parameters/zfs_multihost_history)
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if [ $history -eq 0 ]; then
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exit
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fi
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for f in /proc/spl/kstat/zfs/*/multihost; do
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echo "================================================================="
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echo " Last $lines lines of $f"
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echo "================================================================="
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sudo tail -n $lines $f
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done
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echo "================================================================="
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echo " End of zfs multihost log"
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echo "================================================================="
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