diff --git a/tests/zfs-tests/tests/functional/block_cloning/block_cloning.kshlib b/tests/zfs-tests/tests/functional/block_cloning/block_cloning.kshlib
index d59329d87..324fbecae 100644
--- a/tests/zfs-tests/tests/functional/block_cloning/block_cloning.kshlib
+++ b/tests/zfs-tests/tests/functional/block_cloning/block_cloning.kshlib
@@ -48,11 +48,13 @@ function get_same_blocks
     if [ ${#KEY} -gt 0 ]; then
         KEY="--key=$KEY"
     fi
-	typeset zdbout=${TMPDIR:-$TEST_BASE_DIR}/zdbout.$$
+	typeset zdbout1=$(mktemp)
+	typeset zdbout2=$(mktemp)
 	zdb $KEY -vvvvv $1 -O $2 | \
-	    awk '/ L0 / { print l++ " " $3 " " $7 }' > $zdbout.a
+	    awk '/ L0 / { print l++ " " $3 " " $7 }' > $zdbout1
 	zdb $KEY -vvvvv $3 -O $4 | \
-	    awk '/ L0 / { print l++ " " $3 " " $7 }' > $zdbout.b
-	echo $(sort -n $zdbout.a $zdbout.b | uniq -d | cut -f1 -d' ')
+	    awk '/ L0 / { print l++ " " $3 " " $7 }' > $zdbout2
+	echo $(sort -n $zdbout1 $zdbout2 | uniq -d | cut -f1 -d' ')
+	rm -f $zdbout1 $zdbout2
 }
 
diff --git a/tests/zfs-tests/tests/functional/cli_root/zfs_mount/zfs_mount_test_race.ksh b/tests/zfs-tests/tests/functional/cli_root/zfs_mount/zfs_mount_test_race.ksh
index 3a5793d07..a69f86991 100755
--- a/tests/zfs-tests/tests/functional/cli_root/zfs_mount/zfs_mount_test_race.ksh
+++ b/tests/zfs-tests/tests/functional/cli_root/zfs_mount/zfs_mount_test_race.ksh
@@ -38,10 +38,10 @@
 
 verify_runnable "both"
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-MNTPT=$TMPDIR/zfs_mount_test_race_mntpt
-DISK1="$TMPDIR/zfs_mount_test_race_disk1"
-DISK2="$TMPDIR/zfs_mount_test_race_disk2"
+DISKDIR=$(mktemp -d)
+MNTPT=$DISKDIR/zfs_mount_test_race_mntpt
+DISK1="$DISKDIR/zfs_mount_test_race_disk1"
+DISK2="$DISKDIR/zfs_mount_test_race_disk2"
 
 TESTPOOL1=zfs_mount_test_race_tp1
 TESTPOOL2=zfs_mount_test_race_tp2
@@ -54,11 +54,9 @@ function cleanup
 {
 	zpool destroy $TESTPOOL1
 	zpool destroy $TESTPOOL2
-	rm -rf $MNTPT
+	rm -rf $DISKDIR
 	rm -rf /$TESTPOOL1
 	rm -rf /$TESTPOOL2
-	rm -f $DISK1
-	rm -f $DISK2
 	export __ZFS_POOL_RESTRICT="$TESTPOOL1 $TESTPOOL2"
 	log_must zfs $mountall
 	unset __ZFS_POOL_RESTRICT
diff --git a/tests/zfs-tests/tests/functional/fault/suspend_resume_single.ksh b/tests/zfs-tests/tests/functional/fault/suspend_resume_single.ksh
index 22831d28a..5d7583307 100755
--- a/tests/zfs-tests/tests/functional/fault/suspend_resume_single.ksh
+++ b/tests/zfs-tests/tests/functional/fault/suspend_resume_single.ksh
@@ -26,14 +26,14 @@
 
 . $STF_SUITE/include/libtest.shlib
 
-DATAFILE="$TMPDIR/datafile"
+DATAFILE=$(mktemp)
 
 function cleanup
 {
 	zpool clear $TESTPOOL
 	destroy_pool $TESTPOOL
 	unload_scsi_debug
-	rm -f $DATA_FILE
+	rm -f $DATAFILE
 }
 
 log_onexit cleanup
diff --git a/tests/zfs-tests/tests/functional/removal/removal_check_space.ksh b/tests/zfs-tests/tests/functional/removal/removal_check_space.ksh
index dec692ada..da953c079 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_check_space.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_check_space.ksh
@@ -21,24 +21,24 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-log_must mkfile $MINVDEVSIZE $TMPDIR/dsk1
-log_must mkfile $MINVDEVSIZE $TMPDIR/dsk2
-DISKS="$TMPDIR/dsk1 $TMPDIR/dsk2"
-REMOVEDISK=$TMPDIR/dsk1
+DISKDIR=$(mktemp -d)
+log_must mkfile $MINVDEVSIZE $DISKDIR/dsk1
+log_must mkfile $MINVDEVSIZE $DISKDIR/dsk2
+DISKS="$DISKDIR/dsk1 $DISKDIR/dsk2"
+REMOVEDISK=$DISKDIR/dsk1
 
 log_must default_setup_noexit "$DISKS"
 
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 }
 log_onexit cleanup
 
 # Write a little more than half the pool.
 log_must dd if=/dev/urandom of=/$TESTDIR/$TESTFILE0 bs=$((2**20)) \
     count=$((MINVDEVSIZE / (1024 * 1024)))
-log_mustnot zpool remove $TESTPOOL $TMPDIR/dsk1
+log_mustnot zpool remove $TESTPOOL $DISKDIR/dsk1
 
 log_pass "Removal will not succeed if insufficient space."
diff --git a/tests/zfs-tests/tests/functional/removal/removal_multiple_indirection.ksh b/tests/zfs-tests/tests/functional/removal/removal_multiple_indirection.ksh
index 6c52fd781..f6e229c6a 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_multiple_indirection.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_multiple_indirection.ksh
@@ -44,18 +44,18 @@
 #    that the files contents remain the same across transfers.
 #
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-log_must mkfile $(($MINVDEVSIZE * 2)) $TMPDIR/dsk1
-log_must mkfile $(($MINVDEVSIZE * 2)) $TMPDIR/dsk2
-DISKS="$TMPDIR/dsk1 $TMPDIR/dsk2"
-REMOVEDISK=$TMPDIR/dsk1
+DISKDIR=$(mktemp -d)
+log_must mkfile $(($MINVDEVSIZE * 2)) $DISKDIR/dsk1
+log_must mkfile $(($MINVDEVSIZE * 2)) $DISKDIR/dsk2
+DISKS="$DISKDIR/dsk1 $DISKDIR/dsk2"
+REMOVEDISK=$DISKDIR/dsk1
 
 log_must default_setup_noexit "$DISKS"
 
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 
 	# reset REMOVE_MAX_SEGMENT to 1M
 	set_tunable32 REMOVE_MAX_SEGMENT 1048576
@@ -71,19 +71,19 @@ FILE_CONTENTS=$(<$TESTDIR/$TESTFILE0)
 log_must [ "x$(<$TESTDIR/$TESTFILE0)" = "x$FILE_CONTENTS" ]
 
 for i in {1..10}; do
-	log_must zpool remove $TESTPOOL $TMPDIR/dsk1
+	log_must zpool remove $TESTPOOL $DISKDIR/dsk1
 	log_must wait_for_removal $TESTPOOL
-	log_mustnot vdevs_in_pool $TESTPOOL $TMPDIR/dsk1
-	log_must zpool add $TESTPOOL $TMPDIR/dsk1
+	log_mustnot vdevs_in_pool $TESTPOOL $DISKDIR/dsk1
+	log_must zpool add $TESTPOOL $DISKDIR/dsk1
 
 	log_must zinject -a
 	log_must dd if=$TESTDIR/$TESTFILE0 of=/dev/null
 	log_must [ "x$(<$TESTDIR/$TESTFILE0)" = "x$FILE_CONTENTS" ]
 
-	log_must zpool remove $TESTPOOL $TMPDIR/dsk2
+	log_must zpool remove $TESTPOOL $DISKDIR/dsk2
 	log_must wait_for_removal $TESTPOOL
-	log_mustnot vdevs_in_pool $TESTPOOL $TMPDIR/dsk2
-	log_must zpool add $TESTPOOL $TMPDIR/dsk2
+	log_mustnot vdevs_in_pool $TESTPOOL $DISKDIR/dsk2
+	log_must zpool add $TESTPOOL $DISKDIR/dsk2
 
 	log_must zinject -a
 	log_must dd if=$TESTDIR/$TESTFILE0 of=/dev/null
diff --git a/tests/zfs-tests/tests/functional/removal/removal_reservation.ksh b/tests/zfs-tests/tests/functional/removal/removal_reservation.ksh
index bf0c202ec..daa56c453 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_reservation.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_reservation.ksh
@@ -21,18 +21,18 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-log_must mkfile 1g $TMPDIR/dsk1
-log_must mkfile 1g $TMPDIR/dsk2
-DISKS="$TMPDIR/dsk1 $TMPDIR/dsk2"
-REMOVEDISK=$TMPDIR/dsk1
+DISKDIR=$(mktemp -d)
+log_must mkfile 1g $DISKDIR/dsk1
+log_must mkfile 1g $DISKDIR/dsk2
+DISKS="$DISKDIR/dsk1 $DISKDIR/dsk2"
+REMOVEDISK=$DISKDIR/dsk1
 
 default_setup_noexit "$DISKS"
 
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 }
 
 log_onexit cleanup
diff --git a/tests/zfs-tests/tests/functional/removal/removal_with_add.ksh b/tests/zfs-tests/tests/functional/removal/removal_with_add.ksh
index 7ec6c8675..18cef3ed4 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_with_add.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_with_add.ksh
@@ -21,14 +21,14 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-log_must mkfile 1g $TMPDIR/dsk1
-log_must mkfile 1g $TMPDIR/dsk2
+DISKDIR=$(mktemp -d)
+log_must mkfile 1g $DISKDIR/dsk1
+log_must mkfile 1g $DISKDIR/dsk2
 
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $TMPDIR/dsk1 $TMPDIR/dsk2
+	log_must rm -rf $DISKDIR
 }
 
 default_setup_noexit "$DISKS"
@@ -36,10 +36,10 @@ log_onexit cleanup
 
 function callback
 {
-	log_mustnot zpool attach -f $TESTPOOL $TMPDIR/dsk1 $TMPDIR/dsk2
+	log_mustnot zpool attach -f $TESTPOOL $DISKDIR/dsk1 $DISKDIR/dsk2
 	log_mustnot zpool add -f $TESTPOOL \
-	    raidz $TMPDIR/dsk1 $TMPDIR/dsk2
-	log_must zpool add -f $TESTPOOL $TMPDIR/dsk1
+	    raidz $DISKDIR/dsk1 $DISKDIR/dsk2
+	log_must zpool add -f $TESTPOOL $DISKDIR/dsk1
 	return 0
 }
 
diff --git a/tests/zfs-tests/tests/functional/removal/removal_with_errors.ksh b/tests/zfs-tests/tests/functional/removal/removal_with_errors.ksh
index be7364eb2..c83189d01 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_with_errors.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_with_errors.ksh
@@ -44,11 +44,11 @@
 # 7. Lastly verify the pool data is still intact.
 #
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-DISK0=$TMPDIR/dsk0
-DISK1=$TMPDIR/dsk1
-DISK2=$TMPDIR/dsk2
-DISK3=$TMPDIR/dsk3
+DISKDIR=$(mktemp -d)
+DISK0=$DISKDIR/dsk0
+DISK1=$DISKDIR/dsk1
+DISK2=$DISKDIR/dsk2
+DISK3=$DISKDIR/dsk3
 
 log_must truncate -s $MINVDEVSIZE $DISK0 $DISK1
 log_must truncate -s $((MINVDEVSIZE * 4)) $DISK2 $DISK3
@@ -57,7 +57,7 @@ function cleanup
 {
 	log_must zinject -c all
 	default_cleanup_noexit
-	log_must rm -f $DISK0 $DISK1 $DISK2 $DISK3
+	log_must rm -rf $DISKDIR
 }
 
 function wait_for_removing_cancel
@@ -88,7 +88,7 @@ log_must file_write -o create -f $TESTDIR/$TESTFILE1 -b $((2**20)) -c $((2**8))
 
 # Flush the ARC to minimize cache effects.
 log_must zpool export $TESTPOOL
-log_must zpool import -d $TMPDIR $TESTPOOL
+log_must zpool import -d $DISKDIR $TESTPOOL
 
 # Verify that unexpected read errors automatically cancel the removal.
 log_must zinject -d $DISK0 -e io -T all -f 100 $TESTPOOL
@@ -99,7 +99,7 @@ log_must zinject -c all
 
 # Flush the ARC to minimize cache effects.
 log_must zpool export $TESTPOOL
-log_must zpool import -d $TMPDIR $TESTPOOL
+log_must zpool import -d $DISKDIR $TESTPOOL
 
 # Verify that unexpected write errors automatically cancel the removal.
 log_must zinject -d $DISK3 -e io -T all -f 100 $TESTPOOL
diff --git a/tests/zfs-tests/tests/functional/removal/removal_with_faulted.ksh b/tests/zfs-tests/tests/functional/removal/removal_with_faulted.ksh
index 44d222860..b3f6a486b 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_with_faulted.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_with_faulted.ksh
@@ -63,11 +63,11 @@
 #    data is still intact.
 #
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-DISK0=$TMPDIR/dsk0
-DISK1=$TMPDIR/dsk1
-DISK2=$TMPDIR/dsk2
-DISK3=$TMPDIR/dsk3
+DISKDIR=$(mktemp -d)
+DISK0=$DISKDIR/dsk0
+DISK1=$DISKDIR/dsk1
+DISK2=$DISKDIR/dsk2
+DISK3=$DISKDIR/dsk3
 
 log_must truncate -s $MINVDEVSIZE $DISK0 $DISK1
 log_must truncate -s $((MINVDEVSIZE * 4)) $DISK2 $DISK3
@@ -75,7 +75,7 @@ log_must truncate -s $((MINVDEVSIZE * 4)) $DISK2 $DISK3
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISK0 $DISK1 $DISK2 $DISK3
+	log_must rm -rf $DISKDIR
 }
 
 default_setup_noexit "mirror $DISK0 $DISK1 mirror $DISK2 $DISK3"
diff --git a/tests/zfs-tests/tests/functional/removal/removal_with_indirect.ksh b/tests/zfs-tests/tests/functional/removal/removal_with_indirect.ksh
index 2a7878f4a..dbbf50dd3 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_with_indirect.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_with_indirect.ksh
@@ -21,12 +21,11 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-
-DISK1="$TMPDIR/dsk1"
-DISK2="$TMPDIR/dsk2"
-DISK3="$TMPDIR/dsk3"
-DISK4="$TMPDIR/dsk4"
+DISKDIR=$(mktemp -d)
+DISK1="$DISKDIR/dsk1"
+DISK2="$DISKDIR/dsk2"
+DISK3="$DISKDIR/dsk3"
+DISK4="$DISKDIR/dsk4"
 DISKS="$DISK1 $DISK2 $DISK3 $DISK4"
 
 log_must mkfile $(($MINVDEVSIZE * 2)) $DISK1
@@ -37,7 +36,7 @@ log_must mkfile $(($MINVDEVSIZE * 2)) $DISK4
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 }
 
 # Build a zpool with 2 mirror vdevs
diff --git a/tests/zfs-tests/tests/functional/removal/removal_with_zdb.ksh b/tests/zfs-tests/tests/functional/removal/removal_with_zdb.ksh
index 5c469259a..5edb9cd93 100755
--- a/tests/zfs-tests/tests/functional/removal/removal_with_zdb.ksh
+++ b/tests/zfs-tests/tests/functional/removal/removal_with_zdb.ksh
@@ -21,7 +21,7 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-zdbout=${TMPDIR:-$TEST_BASE_DIR}/zdbout.$$
+zdbout=$(mktemp)
 
 if is_linux; then
 	log_unsupported "ZDB fails during concurrent pool activity."
diff --git a/tests/zfs-tests/tests/functional/removal/remove_attach_mirror.ksh b/tests/zfs-tests/tests/functional/removal/remove_attach_mirror.ksh
index cdbd96202..ff177c531 100755
--- a/tests/zfs-tests/tests/functional/removal/remove_attach_mirror.ksh
+++ b/tests/zfs-tests/tests/functional/removal/remove_attach_mirror.ksh
@@ -34,10 +34,9 @@
 
 command -v fio > /dev/null || log_unsupported "fio missing"
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-
-DISK1="$TMPDIR/dsk1"
-DISK2="$TMPDIR/dsk2"
+DISKDIR=$(mktemp -d)
+DISK1="$DISKDIR/dsk1"
+DISK2="$DISKDIR/dsk2"
 DISKS="$DISK1 $DISK2"
 
 # fio options
@@ -58,7 +57,7 @@ log_must mkfile 4g $DISK2
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 }
 
 log_must zpool create -O recordsize=4k $TESTPOOL $DISK1 $DISK2
diff --git a/tests/zfs-tests/tests/functional/removal/remove_expanded.ksh b/tests/zfs-tests/tests/functional/removal/remove_expanded.ksh
index 5ee55e9a9..b4374c5ce 100755
--- a/tests/zfs-tests/tests/functional/removal/remove_expanded.ksh
+++ b/tests/zfs-tests/tests/functional/removal/remove_expanded.ksh
@@ -32,10 +32,10 @@
 #
 
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-DISK0=$TMPDIR/dsk0
-DISK1=$TMPDIR/dsk1
-DISK2=$TMPDIR/dsk2
+DISKDIR=$(mktemp -d)
+DISK0=$DISKDIR/dsk0
+DISK1=$DISKDIR/dsk1
+DISK2=$DISKDIR/dsk2
 
 log_must truncate -s $MINVDEVSIZE $DISK0
 log_must truncate -s $(($MINVDEVSIZE * 3)) $DISK1
@@ -44,7 +44,7 @@ log_must truncate -s $MINVDEVSIZE $DISK2
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISK0 $DISK1 $DISK2
+	log_must rm -rf $DISKDIR
 }
 
 #
diff --git a/tests/zfs-tests/tests/functional/removal/remove_mirror.ksh b/tests/zfs-tests/tests/functional/removal/remove_mirror.ksh
index a62479f2a..ba288a1f6 100755
--- a/tests/zfs-tests/tests/functional/removal/remove_mirror.ksh
+++ b/tests/zfs-tests/tests/functional/removal/remove_mirror.ksh
@@ -21,11 +21,10 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-
-DISK1="$TMPDIR/dsk1"
-DISK2="$TMPDIR/dsk2"
-DISK3="$TMPDIR/dsk3"
+DISKDIR=$(mktemp -d)
+DISK1="$DISKDIR/dsk1"
+DISK2="$DISKDIR/dsk2"
+DISK3="$DISKDIR/dsk3"
 DISKS="$DISK1 $DISK2 $DISK3"
 
 log_must mkfile $(($MINVDEVSIZE * 2)) $DISK1
@@ -35,7 +34,7 @@ log_must mkfile $(($MINVDEVSIZE * 2)) $DISK3
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 }
 
 log_must default_setup_noexit "$DISK1 mirror $DISK2 $DISK3"
diff --git a/tests/zfs-tests/tests/functional/removal/remove_raidz.ksh b/tests/zfs-tests/tests/functional/removal/remove_raidz.ksh
index 98d4536a1..e9db5e92b 100755
--- a/tests/zfs-tests/tests/functional/removal/remove_raidz.ksh
+++ b/tests/zfs-tests/tests/functional/removal/remove_raidz.ksh
@@ -21,28 +21,28 @@
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/removal/removal.kshlib
 
-TMPDIR=${TMPDIR:-$TEST_BASE_DIR}
-log_must mkfile $MINVDEVSIZE $TMPDIR/dsk1
-log_must mkfile $MINVDEVSIZE $TMPDIR/dsk2
-log_must mkfile $MINVDEVSIZE $TMPDIR/dsk3
-DISKS1="$TMPDIR/dsk1"
-DISKS2="$TMPDIR/dsk2 $TMPDIR/dsk3"
+DISKDIR=$(mktemp -d)
+log_must mkfile $MINVDEVSIZE $DISKDIR/dsk1
+log_must mkfile $MINVDEVSIZE $DISKDIR/dsk2
+log_must mkfile $MINVDEVSIZE $DISKDIR/dsk3
+DISKS1="$DISKDIR/dsk1"
+DISKS2="$DISKDIR/dsk2 $DISKDIR/dsk3"
 DISKS="$DISKS1 $DISKS2"
 
 function cleanup
 {
 	default_cleanup_noexit
-	log_must rm -f $DISKS
+	log_must rm -rf $DISKDIR
 }
 
 log_must default_setup_noexit "$DISKS1 raidz $DISKS2"
 log_onexit cleanup
 
 # Attempt to remove the non raidz disk.
-log_mustnot zpool remove $TESTPOOL $TMPDIR/dsk1
+log_mustnot zpool remove $TESTPOOL $DISKDIR/dsk1
 
 # Attempt to remove one of the raidz disks.
-log_mustnot zpool remove $TESTPOOL $TMPDIR/dsk2
+log_mustnot zpool remove $TESTPOOL $DISKDIR/dsk2
 
 # Attempt to remove the raidz.
 log_mustnot zpool remove $TESTPOOL raidz1-1