-c "reopen -o cache-size=1M,l2-cache-size=64k,refcount-cache-size=64k" \
-c "reopen -o cache-size=1M,l2-cache-size=2M" \
-c "reopen -o cache-size=1M,refcount-cache-size=2M" \
- -c "reopen -o l2-cache-size=256T" \
-c "reopen -o l2-cache-entry-size=33k" \
-c "reopen -o l2-cache-entry-size=128k" \
-c "reopen -o refcount-cache-size=256T" \
-c "reopen -o cache-clean-interval=-1" \
"$TEST_IMG" | _filter_qemu_io
+IMGOPTS="cluster_size=256k" _make_test_img 32P
+$QEMU_IO \
+ -c "reopen -o l2-cache-entry-size=512,l2-cache-size=1T" \
+ "$TEST_IMG" | _filter_qemu_io
+
+_make_test_img 64M
+
echo
echo === Test transaction semantics ===
echo