diff --git a/test/shell/pvmove-abort-all.sh b/test/shell/pvmove-abort-all.sh
index 081c02911..302d4bf94 100644
--- a/test/shell/pvmove-abort-all.sh
+++ b/test/shell/pvmove-abort-all.sh
@@ -22,12 +22,17 @@ export DM_ABORT_ON_INTERNAL_ERRORS=0
 
 aux lvmconf 'activation/raid_region_size = 16'
 
-aux target_at_least dm-mirror 1 10 0 || skip
-# Throttle mirroring
-aux throttle_dm_mirror || skip
+aux target_at_least dm-mirror 1 2 0 || skip
 
 aux prepare_pvs 6 90
 
+for i in "$dev3" "$dev6" ; do
+	aux delay_dev "$i" 0 1 "$(get first_extent_sector "$i"):"
+done
+# fallback to mirror throttling
+# this does not work too well with fast CPUs
+test -f HAVE_DM_DELAY || { aux throttle_dm_mirror || skip ; }
+
 vgcreate -s 512k $vg "$dev1" "$dev2"
 pvcreate --metadatacopies 0 "$dev3"
 vgextend $vg "$dev3"
diff --git a/test/shell/pvmove-abort.sh b/test/shell/pvmove-abort.sh
index 86f24176e..9f5f33b7d 100644
--- a/test/shell/pvmove-abort.sh
+++ b/test/shell/pvmove-abort.sh
@@ -18,12 +18,15 @@ SKIP_WITH_LVMLOCKD=1
 
 aux lvmconf 'activation/raid_region_size = 16'
 
-aux target_at_least dm-mirror 1 10 0 || skip
-# Throttle mirroring
-aux throttle_dm_mirror || skip
+aux target_at_least dm-mirror 1 2 0 || skip
 
 aux prepare_pvs 3 90
 
+aux delay_dev "$dev3" 0 1 "$(get first_extent_sector "$dev3"):"
+# fallback to mirror throttling
+# this does not work too well with fast CPUs
+test -f HAVE_DM_DELAY || { aux throttle_dm_mirror || skip ; }
+
 vgcreate -s 512k $vg "$dev1" "$dev2"
 pvcreate --metadatacopies 0 "$dev3"
 vgextend $vg "$dev3"