diff --git a/tests/golden/parallel_restore b/tests/golden/parallel_restore
new file mode 100644
index 00000000..5ef47940
--- /dev/null
+++ b/tests/golden/parallel_restore
@@ -0,0 +1,28 @@
+== simple mkfs/restore/mount
+committed_seq     1120
+total_meta_blocks 163840
+total_data_blocks 15728640
+   1440    1440   57120
+     80      80     400
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+    Type  Size     Total   Used      Free  Use%  
+MetaData  64KB    163840  34722    129118    21  
+    Data   4KB  15728640     64  15728576     0  
+  7 13,L,- 15,L,- 17,L,- I 33 -
+== just under ENOSPC
+    Type  Size     Total    Used      Free  Use%  
+MetaData  64KB    163840  155666      8174    95  
+    Data   4KB  15728640      64  15728576     0  
+== just over ENOSPC
+== ENOSPC
+== attempt to restore data device
+== attempt format_v1 restore
+== test if previously mounted
+== cleanup
diff --git a/tests/sequence b/tests/sequence
index 16e0e465..f15378d5 100644
--- a/tests/sequence
+++ b/tests/sequence
@@ -54,4 +54,5 @@ archive-light-cycle.sh
 block-stale-reads.sh
 inode-deletion.sh
 renameat2-noreplace.sh
+parallel_restore.sh
 xfstests.sh
diff --git a/tests/tests/parallel_restore.sh b/tests/tests/parallel_restore.sh
new file mode 100644
index 00000000..232c574c
--- /dev/null
+++ b/tests/tests/parallel_restore.sh
@@ -0,0 +1,78 @@
+#
+# validate parallel restore library
+#
+
+t_require_commands scoutfs parallel_restore find xargs
+
+SCR="$T_TMPDIR/mnt.scratch"
+mkdir -p "$SCR"
+
+scratch_mkfs() {
+	scoutfs mkfs $@ \
+		-A -f -Q 0,127.0.0.1,53000 $T_EX_META_DEV $T_EX_DATA_DEV
+}
+
+scratch_check() {
+	# give ample time for writes to commit
+	sleep 1
+	sync
+	scoutfs check -d ${T_TMPDIR}/check.debug $T_EX_META_DEV $T_EX_DATA_DEV
+}
+
+scratch_mount() {
+	mount -t scoutfs -o metadev_path=$T_EX_META_DEV,quorum_slot_nr=0 $T_EX_DATA_DEV $SCR
+}
+
+
+echo "== simple mkfs/restore/mount"
+# meta device just big enough for reserves and the metadata we'll fill
+scratch_mkfs -V 2 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+parallel_restore -m "$T_EX_META_DEV" > /dev/null || t_fail "parallel_restore"
+scratch_check || t_fail "check failed"
+scratch_mount
+
+scoutfs statfs -p "$SCR" | grep -v -e 'fsid' -e 'rid'
+find "$SCR" -exec scoutfs list-hidden-xattrs {} \; | wc
+scoutfs search-xattrs -p "$SCR" scoutfs.hide.srch.sam_vol_F01030L6 -p "$SCR" | wc
+find "$SCR" -type f -name "file-*" | head -n 4 | xargs -n 1 scoutfs get-fiemap -L
+scoutfs df -p "$SCR"
+scoutfs quota-list -p "$SCR"
+umount "$SCR"
+scratch_check || t_fail "check after mount failed"
+
+echo "== just under ENOSPC"
+scratch_mkfs -V 2 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+parallel_restore -m "$T_EX_META_DEV" -n 3000000 > /dev/null || t_fail "parallel_restore"
+scratch_check || t_fail "check failed"
+scratch_mount
+scoutfs df -p "$SCR"
+umount "$SCR"
+scratch_check || t_fail "check after mount failed"
+
+echo "== just over ENOSPC"
+scratch_mkfs -V 2 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+parallel_restore -m "$T_EX_META_DEV" -n 3500000 | grep died 2>&1 && t_fail "parallel_restore"
+scratch_check || t_fail "check failed"
+
+echo "== ENOSPC"
+scratch_mkfs -V 2 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+parallel_restore -m "$T_EX_META_DEV" -d 600:1000 -f 600:1000 -n 4000000 | grep died 2>&1 && t_fail "parallel_restore"
+
+echo "== attempt to restore data device"
+scratch_mkfs -V 2 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+parallel_restore -m "$T_EX_DATA_DEV" | grep died 2>&1 && t_fail "parallel_restore"
+
+echo "== attempt format_v1 restore"
+scratch_mkfs -V 1 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+parallel_restore -m "$T_EX_META_DEV" | grep died 2>&1 && t_fail "parallel_restore"
+
+echo "== test if previously mounted"
+scratch_mkfs -V 2 -m 10G -d 60G > $T_TMP.mkfs.out 2>&1 || t_fail "mkfs failed"
+mount -t scoutfs -o metadev_path=$T_EX_META_DEV,quorum_slot_nr=0 \
+	"$T_EX_DATA_DEV" "$SCR"
+umount "$SCR"
+parallel_restore -m "$T_EX_META_DEV" | grep died 2>&1 && t_fail "parallel_restore"
+
+echo "== cleanup"
+rmdir "$SCR"
+t_pass