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220dd4ae84
Reviewed-by: Ryan Moeller <ryan@ixsystems.com> Reviewed-by: Richard Laager <rlaager@wiktel.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net> Closes #9246
56 lines
1.6 KiB
Bash
Executable File
56 lines
1.6 KiB
Bash
Executable File
#!/bin/ksh
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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) 2012, 2016 by Delphix. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib
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#
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# Description:
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# Verify that nopwrite works for sync writes
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#
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# Strategy:
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# 1. Create an origin fs with compression and sha256.
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# 2. Clone origin such that it inherits the properties.
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# 3. Use dd with the sync flag to test the sync write path.
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#
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verify_runnable "global"
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origin="$TESTPOOL/$TESTFS"
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log_onexit cleanup
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function cleanup
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{
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datasetexists $origin && log_must zfs destroy -R $origin
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log_must zfs create -o mountpoint=$TESTDIR $origin
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}
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log_assert "nopwrite works for sync writes"
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log_must zfs set compress=on $origin
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log_must zfs set checksum=sha256 $origin
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dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS oflag=sync \
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conv=notrunc >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
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zfs snapshot $origin@a || log_fail "zfs snap failed"
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log_must zfs clone $origin@a $origin/clone
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dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
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oflag=sync conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
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log_must verify_nopwrite $origin $origin@a $origin/clone
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log_pass "nopwrite works for sync writes"
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