diff --git a/test/main.cc b/test/main.cc
index d93f0e11..9dc3eccb 100644
--- a/test/main.cc
+++ b/test/main.cc
@@ -37,7 +37,8 @@ void actor_params::set_defaults(const std::string &tmpdir) {
   table_flags = MDBX_DUPSORT;
 
   size_lower = -1;
-  size_now = intptr_t(1024) * 1024 * ((table_flags & MDBX_DUPSORT) ? 4 : 256);
+  size_now =
+      intptr_t(1024) * 1024 * ((table_flags & MDBX_DUPSORT) ? 256 : 1024);
   size_upper = -1;
   shrink_threshold = -1;
   growth_step = -1;
@@ -61,8 +62,8 @@ void actor_params::set_defaults(const std::string &tmpdir) {
   datalen_min = mdbx_datalen_min();
   datalen_max = std::min(mdbx_datalen_max(), 256u * 1024 + 42);
 
-  batch_read = 4;
-  batch_write = 4;
+  batch_read = 42;
+  batch_write = 42;
 
   delaystart = 0;
   waitfor_nops = 0;
@@ -345,6 +346,10 @@ int main(int argc, char *const argv[]) {
       configure_actor(last_space_id, ac_append, value, params);
       continue;
     }
+    if (config::parse_option(argc, argv, narg, "ttl", nullptr)) {
+      configure_actor(last_space_id, ac_ttl, value, params);
+      continue;
+    }
     if (config::parse_option(argc, argv, narg, "failfast",
                              global::config::failfast))
       continue;
diff --git a/test/test.vcxproj b/test/test.vcxproj
index 9eb62cdc..93de00e3 100644
--- a/test/test.vcxproj
+++ b/test/test.vcxproj
@@ -181,6 +181,7 @@
     <ClInclude Include="utils.h" />
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="ttl.cc" />
     <ClCompile Include="append.cc" />
     <ClCompile Include="cases.cc" />
     <ClCompile Include="chrono.cc" />
diff --git a/test/ttl.cc b/test/ttl.cc
index dbc00146..14a6b128 100644
--- a/test/ttl.cc
+++ b/test/ttl.cc
@@ -56,14 +56,16 @@ bool testcase_ttl::run() {
 
   /* LY: для параметризации используем подходящие параметры, которые не имеют
    * здесь смысла в первоначальном значении */
-  const unsigned window_max = config.params.batch_read;
+  const unsigned window_max =
+      (config.params.batch_read > 999) ? config.params.batch_read : 1000;
+  const unsigned count_max =
+      (config.params.batch_write > 999) ? config.params.batch_write : 1000;
   log_info("ttl: using `batch_read` value %u for window_max", window_max);
-  const unsigned count_max = config.params.batch_write;
   log_info("ttl: using `batch_write` value %u for count_max", count_max);
 
   keyvalue_maker.setup(config.params, config.actor_id, 0 /* thread_number */);
-  keygen::buffer key = keygen::alloc(config.params.keylen_max);
-  keygen::buffer data = keygen::alloc(config.params.datalen_max);
+  key = keygen::alloc(config.params.keylen_max);
+  data = keygen::alloc(config.params.datalen_max);
   const unsigned insert_flags = (config.params.table_flags & MDBX_DUPSORT)
                                     ? MDBX_NODUPDATA
                                     : MDBX_NODUPDATA | MDBX_NOOVERWRITE;
@@ -85,7 +87,7 @@ bool testcase_ttl::run() {
       fifo.pop();
       for (unsigned n = 0; n < tail_count; ++n) {
         log_trace("ttl: remove-tail %" PRIu64, serial);
-        generate_pair(tail_serial, key, data, 0);
+        generate_pair(tail_serial);
         int err = mdbx_del(txn_guard.get(), dbi, &key->value, &data->value);
         if (unlikely(err != MDBX_SUCCESS))
           failure_perror("mdbx_del(tail)", err);
@@ -102,7 +104,7 @@ bool testcase_ttl::run() {
 
     for (unsigned n = 0; n < head_count; ++n) {
       log_trace("ttl: insert-head %" PRIu64, serial);
-      generate_pair(serial, key, data, 0);
+      generate_pair(serial);
       int err = mdbx_put(txn_guard.get(), dbi, &key->value, &data->value,
                          insert_flags);
       if (unlikely(err != MDBX_SUCCESS))