diff --git a/test/config.cc b/test/config.cc
index 814187ec..1f1d94d4 100644
--- a/test/config.cc
+++ b/test/config.cc
@@ -357,8 +357,11 @@ void dump(const char *title) {
                                               : i->params.pathname_log.c_str());
     }
 
-    log_info("database: %s, size %" PRIu64 "\n", i->params.pathname_db.c_str(),
-             i->params.size);
+    log_info(
+        "database: %s, size %" PRIu64 "[%" PRIi64 "..%" PRIi64 ", %i %i, %i]\n",
+        i->params.pathname_db.c_str(), i->params.size_now, i->params.size_lower,
+        i->params.size_upper, i->params.shrink_threshold, i->params.growth_step,
+        i->params.pagesize);
 
     dump_verbs("mode", i->params.mode_flags, mode_bits);
     dump_verbs("table", i->params.table_flags, table_bits);
diff --git a/test/config.h b/test/config.h
index ef2ee080..cbd9889b 100644
--- a/test/config.h
+++ b/test/config.h
@@ -216,7 +216,12 @@ struct actor_params_pod {
 
   unsigned mode_flags;
   unsigned table_flags;
-  uint64_t size;
+  int64_t size_lower;
+  int64_t size_now;
+  int64_t size_upper;
+  int32_t shrink_threshold;
+  int32_t growth_step;
+  int32_t pagesize;
 
   unsigned test_duration;
   unsigned test_nops;
diff --git a/test/main.cc b/test/main.cc
index 17b3d718..b79333a5 100644
--- a/test/main.cc
+++ b/test/main.cc
@@ -35,7 +35,13 @@ void actor_params::set_defaults(const std::string &tmpdir) {
   mode_flags = MDBX_NOSUBDIR | MDBX_WRITEMAP | MDBX_MAPASYNC | MDBX_NORDAHEAD |
                MDBX_NOMEMINIT | MDBX_COALESCE | MDBX_LIFORECLAIM;
   table_flags = MDBX_DUPSORT;
-  size = 1024 * 1024 * 4;
+
+  size_lower = -1;
+  size_now = 1024 * 1024 * 4;
+  size_upper = -1;
+  shrink_threshold = -1;
+  growth_step = -1;
+  pagesize = -1;
 
   keygen.seed = 1;
   keygen.keycase = kc_random;
@@ -150,8 +156,32 @@ int main(int argc, char *const argv[]) {
     if (config::parse_option(argc, argv, narg, "table", params.table_flags,
                              config::table_bits))
       continue;
-    if (config::parse_option(argc, argv, narg, "size", params.size,
-                             config::binary, 4096 * 4))
+
+    if (config::parse_option(argc, argv, narg, "pagesize", params.pagesize,
+                             mdbx_limits_pgsize_min(),
+                             mdbx_limits_pgsize_max()))
+      continue;
+    if (config::parse_option(argc, argv, narg, "size-lower", params.size_lower,
+                             mdbx_limits_dbsize_min(params.pagesize),
+                             mdbx_limits_dbsize_max(params.pagesize)))
+      continue;
+    if (config::parse_option(argc, argv, narg, "size", params.size_now,
+                             mdbx_limits_dbsize_min(params.pagesize),
+                             mdbx_limits_dbsize_max(params.pagesize)))
+      continue;
+    if (config::parse_option(argc, argv, narg, "size-upper", params.size_upper,
+                             mdbx_limits_dbsize_min(params.pagesize),
+                             mdbx_limits_dbsize_max(params.pagesize)))
+      continue;
+    if (config::parse_option(argc, argv, narg, "shrink-threshold",
+                             params.shrink_threshold, 0,
+                             mdbx_limits_dbsize_max(params.pagesize) -
+                                 mdbx_limits_dbsize_min(params.pagesize)))
+      continue;
+    if (config::parse_option(argc, argv, narg, "growth-step",
+                             params.growth_step, 0,
+                             mdbx_limits_dbsize_max(params.pagesize) -
+                                 mdbx_limits_dbsize_min(params.pagesize)))
       continue;
 
     if (config::parse_option(argc, argv, narg, "keygen.width",
diff --git a/test/test.cc b/test/test.cc
index 3750af52..efdb9d62 100644
--- a/test/test.cc
+++ b/test/test.cc
@@ -149,7 +149,10 @@ void testcase::db_prepare() {
   if (unlikely(rc != MDBX_SUCCESS))
     failure_perror("mdbx_env_set_oomfunc()", rc);
 
-  rc = mdbx_env_set_mapsize(env, (size_t)config.params.size);
+  rc = mdbx_env_set_geometry(env, config.params.size_lower,
+                             config.params.size_now, config.params.size_upper,
+                             config.params.shrink_threshold,
+                             config.params.growth_step, config.params.pagesize);
   if (unlikely(rc != MDBX_SUCCESS))
     failure_perror("mdbx_env_set_mapsize()", rc);