# real QA test starts here
_require_scratch
-# This test uses "dm" without taking into account the data could be on
-# realtime subvolume, thus the test will fail with rtinherit=1
-_require_no_rtinherit
# Generally, we want to avoid journal errors on the extended testcase. Only
# unset the -s flag if we have a logdev
rm -f $seqres.full
+# Disable the scratch rt device to avoid test failures relating to the rt
+# bitmap consuming all the free space in our small data device.
+unset SCRATCH_RTDEV
+
echo "Format and mount"
_scratch_mkfs > $seqres.full 2>&1
_dmerror_init