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77f6826b83
This commit makes the L2ARC persistent across reboots. We implement a light-weight persistent L2ARC metadata structure that allows L2ARC contents to be recovered after a reboot. This significantly eases the impact a reboot has on read performance on systems with large caches. Reviewed-by: Matthew Ahrens <mahrens@delphix.com> Reviewed-by: George Wilson <gwilson@delphix.com> Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Co-authored-by: Saso Kiselkov <skiselkov@gmail.com> Co-authored-by: Jorgen Lundman <lundman@lundman.net> Co-authored-by: George Amanakis <gamanakis@gmail.com> Ported-by: Yuxuan Shui <yshuiv7@gmail.com> Signed-off-by: George Amanakis <gamanakis@gmail.com> Closes #925 Closes #1823 Closes #2672 Closes #3744 Closes #9582
30 lines
697 B
Bash
Executable File
30 lines
697 B
Bash
Executable File
#!/bin/ksh -p
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#
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# CDDL HEADER START
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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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# CDDL HEADER END
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#
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#
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# Copyright (c) 2020, George Amanakis. All rights reserved.
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#
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. $STF_SUITE/tests/functional/persist_l2arc/persist_l2arc.cfg
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verify_runnable "global"
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log_must rm -rf $VDIR
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log_must mkdir -p $VDIR
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log_must mkfile $SIZE $VDEV
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log_pass
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