| #! /bin/ksh -p |
| # |
| # CDDL HEADER START |
| # |
| # 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. |
| # |
| # CDDL HEADER END |
| # |
| |
| # |
| # Copyright (c) 2019 by Delphix. All rights reserved. |
| # |
| |
| . $STF_SUITE/include/libtest.shlib |
| . $STF_SUITE/tests/functional/removal/removal.kshlib |
| . $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib |
| |
| default_setup_noexit "$DISKS" |
| log_onexit default_cleanup_noexit |
| BLOCKSIZE=8192 |
| |
| origin="$TESTPOOL/$TESTFS" |
| |
| log_must zfs set compress=on $origin |
| log_must zfs set checksum=edonr $origin |
| |
| log_must zfs set recordsize=8k $origin |
| dd if=/dev/urandom of=$TESTDIR/file_8k bs=1024k count=$MEGS oflag=sync \ |
| conv=notrunc >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed." |
| log_must zfs set recordsize=128k $origin |
| dd if=/dev/urandom of=$TESTDIR/file_128k bs=1024k count=$MEGS oflag=sync \ |
| conv=notrunc >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed." |
| |
| zfs snapshot $origin@a || log_fail "zfs snap failed" |
| log_must zfs clone $origin@a $origin/clone |
| |
| # |
| # Verify that nopwrites work prior to removal |
| # |
| log_must zfs set recordsize=8k $origin/clone |
| dd if=/$TESTDIR/file_8k of=/$TESTDIR/clone/file_8k bs=1024k \ |
| oflag=sync conv=notrunc >/dev/null 2>&1 || log_fail "dd failed." |
| log_must verify_nopwrite $origin $origin@a $origin/clone |
| |
| log_must zfs set recordsize=128k $origin/clone |
| dd if=/$TESTDIR/file_128k of=/$TESTDIR/clone/file_128k bs=1024k \ |
| oflag=sync conv=notrunc >/dev/null 2>&1 || log_fail "dd failed." |
| log_must verify_nopwrite $origin $origin@a $origin/clone |
| |
| # |
| # Remove a device before testing nopwrites again |
| # |
| log_must zpool remove $TESTPOOL $REMOVEDISK |
| log_must wait_for_removal $TESTPOOL |
| log_mustnot vdevs_in_pool $TESTPOOL $REMOVEDISK |
| |
| # |
| # Normally, we expect nopwrites to avoid allocating new blocks, but |
| # after a device has been removed the DVAs will get remapped when |
| # a L0's indirect block is written. This will negate the effects |
| # of nopwrite and should result in new allocations. |
| # |
| |
| # |
| # Perform a direct zil nopwrite test |
| # |
| log_must zfs set recordsize=8k $origin/clone |
| dd if=/$TESTDIR/file_8k of=/$TESTDIR/clone/file_8k bs=1024k \ |
| oflag=sync conv=notrunc >/dev/null 2>&1 || log_fail "dd failed." |
| log_mustnot verify_nopwrite $origin $origin@a $origin/clone |
| |
| # |
| # Perform an indirect zil nopwrite test |
| # |
| log_must zfs set recordsize=128k $origin/clone |
| dd if=/$TESTDIR/file_128k of=/$TESTDIR/clone/file_128k bs=1024k \ |
| oflag=sync conv=notrunc >/dev/null 2>&1 || log_fail "dd failed." |
| log_mustnot verify_nopwrite $origin $origin@a $origin/clone |
| |
| log_pass "Remove works with nopwrite." |