diff --git a/src/libpmemobj/recycler.c b/src/libpmemobj/recycler.c
index 73fa1f72c0f5e0784a3a2e3a2a35494ca8423a2e..73e2e37bc90d0c4e15a3477d03e3ea88e7717379 100644
--- a/src/libpmemobj/recycler.c
+++ b/src/libpmemobj/recycler.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2018, Intel Corporation
+ * Copyright 2016-2019, Intel Corporation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -285,7 +285,7 @@ recycler_recalc(struct recycler *r, int force)
 
 	uint64_t units = r->unaccounted_total;
 
-	if (units == 0 || (!force && units < (r->recalc_threshold)))
+	if (!force && units < r->recalc_threshold)
 		return runs;
 
 	if (util_mutex_trylock(&r->lock) != 0)
diff --git a/src/test/obj_zones/TEST1 b/src/test/obj_zones/TEST1
new file mode 100755
index 0000000000000000000000000000000000000000..0d7b76414b76932b29d121af8a46152e5ec364bf
--- /dev/null
+++ b/src/test/obj_zones/TEST1
@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+#
+# Copyright 2019, Intel Corporation
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#
+#     * Neither the name of the copyright holder nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+
+. ../unittest/unittest.sh
+
+# too large
+configure_valgrind force-disable
+
+require_test_type medium
+
+# runs too long on debug builds
+require_build_type nondebug
+
+setup
+
+create_holey_file 64G $DIR/testfile1
+
+PMEM_IS_PMEM_FORCE=1 PMEM_NO_FLUSH=1 expect_normal_exit\
+	./obj_zones$EXESUFFIX $DIR/testfile1 f
+
+check
+
+pass
diff --git a/src/test/obj_zones/obj_zones.c b/src/test/obj_zones/obj_zones.c
index 715b4874067f7e2e0446161862e8bd67e492e113..c1d84268a7cae092710977bf12597d65b9d8debc 100644
--- a/src/test/obj_zones/obj_zones.c
+++ b/src/test/obj_zones/obj_zones.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2018, Intel Corporation
+ * Copyright 2015-2019, Intel Corporation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -92,6 +92,46 @@ test_open(const char *path)
 	pmemobj_close(pop);
 }
 
+/*
+ * test_malloc_free -- test if alloc until OOM/free/alloc until OOM sequence
+ *	produces the same number of allocations for the second alloc loop.
+ */
+static void
+test_malloc_free(const char *path)
+{
+	PMEMobjpool *pop = NULL;
+	if ((pop = pmemobj_create(path, LAYOUT_NAME,
+			0, S_IWUSR | S_IRUSR)) == NULL)
+		UT_FATAL("!pmemobj_create: %s", path);
+
+	size_t alloc_size = 128 * 1024;
+	size_t max_allocs = 1000000;
+	PMEMoid *oid = MALLOC(sizeof(PMEMoid) * max_allocs);
+	size_t n = 0;
+	while (1) {
+		if (pmemobj_alloc(pop, &oid[n], alloc_size, 0, NULL, NULL) != 0)
+			break;
+		n++;
+		UT_ASSERTne(n, max_allocs);
+	}
+	size_t first_run_allocated = n;
+
+	for (size_t i = 0; i < n; ++i) {
+		pmemobj_free(&oid[i]);
+	}
+
+	n = 0;
+	while (1) {
+		if (pmemobj_alloc(pop, &oid[n], alloc_size, 0, NULL, NULL) != 0)
+			break;
+		n++;
+	}
+	UT_ASSERTeq(first_run_allocated, n);
+
+	pmemobj_close(pop);
+	FREE(oid);
+}
+
 int
 main(int argc, char *argv[])
 {
@@ -106,6 +146,8 @@ main(int argc, char *argv[])
 		test_create(path);
 	else if (op == 'o')
 		test_open(path);
+	else if (op == 'f')
+		test_malloc_free(path);
 	else
 		UT_FATAL("invalid operation");