diff --git a/src/core/tests/CMakeLists.txt b/src/core/tests/CMakeLists.txt
index 04c08bd3a3..8e7a5779b3 100644
--- a/src/core/tests/CMakeLists.txt
+++ b/src/core/tests/CMakeLists.txt
@@ -22,7 +22,6 @@ set(MY_BINPLACES "${CMAKE_CURRENT_SOURCE_DIR}/config-bad-section.ini"
                  "${CMAKE_CURRENT_SOURCE_DIR}/config-sample.ini"
                  "${CMAKE_CURRENT_SOURCE_DIR}/config-test-corrupt-message.ini"
                  "${CMAKE_CURRENT_SOURCE_DIR}/config-test.ini"
-                 "${CMAKE_CURRENT_SOURCE_DIR}/config-test-posix-aio.ini"
                  "${CMAKE_CURRENT_SOURCE_DIR}/config-test-sim.ini"
                  "${CMAKE_CURRENT_SOURCE_DIR}/config-unmatch-section.ini"
                  "${CMAKE_CURRENT_SOURCE_DIR}/command.txt"
diff --git a/src/core/tests/config-test-posix-aio.ini b/src/core/tests/config-test-posix-aio.ini
deleted file mode 100644
index 69f2bbf7a0..0000000000
--- a/src/core/tests/config-test-posix-aio.ini
+++ /dev/null
@@ -1,72 +0,0 @@
-[apps..default]
-run = true
-count = 1
-;network.client.RPC_CHANNEL_TCP = dsn::tools::sim_network_provider, 65536
-;network.client.RPC_CHANNEL_UDP = dsn::tools::sim_network_provider, 65536
-;network.server.0.RPC_CHANNEL_TCP = dsn::tools::sim_network_provider, 65536
-
-[apps.client]
-type = test
-arguments = localhost 20101
-run = true
-ports =
-count = 1
-delay_seconds = 1
-pools = THREAD_POOL_DEFAULT, THREAD_POOL_TEST_SERVER, THREAD_POOL_FOR_TEST_1, THREAD_POOL_FOR_TEST_2
-
-[core]
-;tool = simulator
-tool = nativerun
-
-toollets = tracer, profiler
-pause_on_start = false
-
-logging_start_level = LOG_LEVEL_INFORMATION
-logging_factory_name = dsn::tools::simple_logger
-
-aio_factory_name = dsn::tools::posix_aio_provider
-
-
-[tools.simple_logger]
-fast_flush = true
-short_header = false
-stderr_start_level = LOG_LEVEL_FATAL
-
-[tools.simulator]
-random_seed = 0
-
-[network]
-; how many network threads for network library (used by asio)
-io_service_worker_count = 2
-
-[task..default]
-is_trace = true
-is_profile = true
-allow_inline = false
-rpc_call_channel = RPC_CHANNEL_TCP
-rpc_message_header_format = dsn
-rpc_timeout_milliseconds = 1000
-
-[task.LPC_AIO_IMMEDIATE_CALLBACK]
-is_trace = false
-is_profile = false
-allow_inline = false
-
-[task.LPC_RPC_TIMEOUT]
-is_trace = false
-is_profile = false
-
-; specification for each thread pool
-[threadpool..default]
-worker_count = 2
-
-[threadpool.THREAD_POOL_DEFAULT]
-partitioned = false
-worker_priority = THREAD_xPRIORITY_NORMAL
-
-[threadpool.THREAD_POOL_TEST_SERVER]
-partitioned = false
-
-[uri-resolver.http://localhost:8080]
-factory = partition_resolver_simple
-arguments = 127.0.0.1:8080
diff --git a/src/core/tests/gtest.filter b/src/core/tests/gtest.filter
index e037173cf3..2d19ecb8aa 100644
--- a/src/core/tests/gtest.filter
+++ b/src/core/tests/gtest.filter
@@ -1,4 +1,3 @@
 config-test.ini -core.corrupt_message:core.aio*:core.operation_failed:tools_hpc.*
 config-test-sim.ini -core.corrupt_message:core.aio*:core.operation_failed:tools_hpc.*:tools_simulator.*:task_test.signal_finished_task
 config-test-sim.ini tools_simulator.*
-config-test-posix-aio.ini core.aio*:core.operation_failed
diff --git a/src/core/tools/common/native_aio_provider.linux.cpp b/src/core/tools/common/native_aio_provider.linux.cpp
index 59687cc551..5b90a485d6 100644
--- a/src/core/tools/common/native_aio_provider.linux.cpp
+++ b/src/core/tools/common/native_aio_provider.linux.cpp
@@ -24,16 +24,6 @@
  * THE SOFTWARE.
  */
 
-/*
- * Description:
- *     What is this file about?
- *
- * Revision history:
- *     xxxx-xx-xx, author, first version
- *     xxxx-xx-xx, author, fix bug about xxx
- */
-#ifdef __linux__
-
 #include "native_aio_provider.linux.h"
 
 #include <fcntl.h>
@@ -245,4 +235,3 @@ error_code native_linux_aio_provider::aio_internal(aio_task *aio_tsk,
 
 } // namespace tools
 } // namespace dsn
-#endif
diff --git a/src/core/tools/common/providers.common.cpp b/src/core/tools/common/providers.common.cpp
index 61341a8b14..165119ebc2 100644
--- a/src/core/tools/common/providers.common.cpp
+++ b/src/core/tools/common/providers.common.cpp
@@ -36,12 +36,10 @@
 #include "asio_net_provider.h"
 #include <dsn/tool/providers.common.h>
 #include "lockp.std.h"
-#include "native_aio_provider.posix.h"
 #include "native_aio_provider.linux.h"
 #include "simple_task_queue.h"
 #include "network.sim.h"
 #include "simple_logger.h"
-#include "empty_aio_provider.h"
 #include "dsn_message_parser.h"
 #include "thrift_message_parser.h"
 #include "raw_message_parser.h"
@@ -68,8 +66,6 @@ void register_common_providers()
     register_message_header_parser<raw_message_parser>(NET_HDR_RAW, {"_RAW"});
 
     register_component_provider<native_linux_aio_provider>("dsn::tools::native_aio_provider");
-    register_component_provider<native_posix_aio_provider>("dsn::tools::posix_aio_provider");
-    register_component_provider<empty_aio_provider>("dsn::tools::empty_aio_provider");
-}
-}
 }
+} // namespace tools
+} // namespace dsn
diff --git a/src/core/tools/simulator/diske.sim.cpp b/src/core/tools/simulator/diske.sim.cpp
index 00f19c8d43..263bae9129 100644
--- a/src/core/tools/simulator/diske.sim.cpp
+++ b/src/core/tools/simulator/diske.sim.cpp
@@ -41,7 +41,7 @@ namespace tools {
 DEFINE_TASK_CODE(LPC_NATIVE_AIO_REDIRECT, TASK_PRIORITY_HIGH, THREAD_POOL_DEFAULT)
 
 sim_aio_provider::sim_aio_provider(disk_engine *disk, aio_provider *inner_provider)
-    : NATIVE_AIO_PROVIDER(disk, inner_provider)
+    : native_linux_aio_provider(disk, inner_provider)
 {
 }
 
diff --git a/src/core/tools/simulator/diske.sim.h b/src/core/tools/simulator/diske.sim.h
index 5574d243d3..a431afe228 100644
--- a/src/core/tools/simulator/diske.sim.h
+++ b/src/core/tools/simulator/diske.sim.h
@@ -36,21 +36,12 @@
 #pragma once
 
 #include <dsn/tool_api.h>
-#if defined(_WIN32)
-#define NATIVE_AIO_PROVIDER native_win_aio_provider
-#include "../common/native_aio_provider.win.h"
-#elif defined(__linux__)
-#define NATIVE_AIO_PROVIDER native_linux_aio_provider
-#include "../common/native_aio_provider.linux.h"
-#else
-#define NATIVE_AIO_PROVIDER native_posix_aio_provider
-#include "../common/native_aio_provider.posix.h"
-#endif
+#include "core/tools/common/native_aio_provider.linux.h"
 
 namespace dsn {
 namespace tools {
 
-class sim_aio_provider : public NATIVE_AIO_PROVIDER
+class sim_aio_provider : public native_linux_aio_provider
 {
 public:
     sim_aio_provider(disk_engine *disk, aio_provider *inner_provider);
@@ -58,5 +49,5 @@ class sim_aio_provider : public NATIVE_AIO_PROVIDER
 
     virtual void aio(aio_task *aio) override;
 };
-}
-} // end namespace
+} // namespace tools
+} // namespace dsn
diff --git a/src/dist/replication/storage_engine/simple_kv/config.ini b/src/dist/replication/storage_engine/simple_kv/config.ini
index 2ab3881bac..d656f1e252 100644
--- a/src/dist/replication/storage_engine/simple_kv/config.ini
+++ b/src/dist/replication/storage_engine/simple_kv/config.ini
@@ -42,7 +42,6 @@ pause_on_start = false
 ;logging_start_level = LOG_LEVEL_WARNING
 ;logging_factory_name = dsn::tools::screen_logger
 ;logging_factory_name = dsn::tools::hpc_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simulator]
 random_seed = 0
diff --git a/src/dist/replication/test/simple_kv/case-000.ini b/src/dist/replication/test/simple_kv/case-000.ini
index 5481291e6f..59255c8af9 100644
--- a/src/dist/replication/test/simple_kv/case-000.ini
+++ b/src/dist/replication/test/simple_kv/case-000.ini
@@ -45,7 +45,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-001.ini b/src/dist/replication/test/simple_kv/case-001.ini
index 9cee756efd..b408f94019 100644
--- a/src/dist/replication/test/simple_kv/case-001.ini
+++ b/src/dist/replication/test/simple_kv/case-001.ini
@@ -45,7 +45,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-002.ini b/src/dist/replication/test/simple_kv/case-002.ini
index 50a0fbb98a..916438bdb7 100644
--- a/src/dist/replication/test/simple_kv/case-002.ini
+++ b/src/dist/replication/test/simple_kv/case-002.ini
@@ -45,7 +45,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-003.ini b/src/dist/replication/test/simple_kv/case-003.ini
index 3087f1e308..a9c4a823c3 100644
--- a/src/dist/replication/test/simple_kv/case-003.ini
+++ b/src/dist/replication/test/simple_kv/case-003.ini
@@ -45,7 +45,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-004.ini b/src/dist/replication/test/simple_kv/case-004.ini
index a5350ea821..625ea66d39 100644
--- a/src/dist/replication/test/simple_kv/case-004.ini
+++ b/src/dist/replication/test/simple_kv/case-004.ini
@@ -45,7 +45,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-005.ini b/src/dist/replication/test/simple_kv/case-005.ini
index 717ce295e6..5b2c17d60f 100644
--- a/src/dist/replication/test/simple_kv/case-005.ini
+++ b/src/dist/replication/test/simple_kv/case-005.ini
@@ -45,7 +45,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-006.ini b/src/dist/replication/test/simple_kv/case-006.ini
index 2a899bba7d..a182885314 100644
--- a/src/dist/replication/test/simple_kv/case-006.ini
+++ b/src/dist/replication/test/simple_kv/case-006.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-100.ini b/src/dist/replication/test/simple_kv/case-100.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-100.ini
+++ b/src/dist/replication/test/simple_kv/case-100.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-101.ini b/src/dist/replication/test/simple_kv/case-101.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-101.ini
+++ b/src/dist/replication/test/simple_kv/case-101.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-102.ini b/src/dist/replication/test/simple_kv/case-102.ini
index 86f7afefef..527b801a1d 100644
--- a/src/dist/replication/test/simple_kv/case-102.ini
+++ b/src/dist/replication/test/simple_kv/case-102.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-103.ini b/src/dist/replication/test/simple_kv/case-103.ini
index 2611f242d4..848aac9f2c 100644
--- a/src/dist/replication/test/simple_kv/case-103.ini
+++ b/src/dist/replication/test/simple_kv/case-103.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-104.ini b/src/dist/replication/test/simple_kv/case-104.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-104.ini
+++ b/src/dist/replication/test/simple_kv/case-104.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-105.ini b/src/dist/replication/test/simple_kv/case-105.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-105.ini
+++ b/src/dist/replication/test/simple_kv/case-105.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-106.ini b/src/dist/replication/test/simple_kv/case-106.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-106.ini
+++ b/src/dist/replication/test/simple_kv/case-106.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-107.ini b/src/dist/replication/test/simple_kv/case-107.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-107.ini
+++ b/src/dist/replication/test/simple_kv/case-107.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-108.ini b/src/dist/replication/test/simple_kv/case-108.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-108.ini
+++ b/src/dist/replication/test/simple_kv/case-108.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-109.ini b/src/dist/replication/test/simple_kv/case-109.ini
index a10fd75865..ad97c70a3a 100644
--- a/src/dist/replication/test/simple_kv/case-109.ini
+++ b/src/dist/replication/test/simple_kv/case-109.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-200.ini b/src/dist/replication/test/simple_kv/case-200.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-200.ini
+++ b/src/dist/replication/test/simple_kv/case-200.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-201.ini b/src/dist/replication/test/simple_kv/case-201.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-201.ini
+++ b/src/dist/replication/test/simple_kv/case-201.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-202-0.ini b/src/dist/replication/test/simple_kv/case-202-0.ini
index d735641380..bf5a755007 100644
--- a/src/dist/replication/test/simple_kv/case-202-0.ini
+++ b/src/dist/replication/test/simple_kv/case-202-0.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-202-1.ini b/src/dist/replication/test/simple_kv/case-202-1.ini
index d735641380..bf5a755007 100644
--- a/src/dist/replication/test/simple_kv/case-202-1.ini
+++ b/src/dist/replication/test/simple_kv/case-202-1.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-203-0.ini b/src/dist/replication/test/simple_kv/case-203-0.ini
index f0212865a0..3b1894de3d 100644
--- a/src/dist/replication/test/simple_kv/case-203-0.ini
+++ b/src/dist/replication/test/simple_kv/case-203-0.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-203-1.ini b/src/dist/replication/test/simple_kv/case-203-1.ini
index f0212865a0..3b1894de3d 100644
--- a/src/dist/replication/test/simple_kv/case-203-1.ini
+++ b/src/dist/replication/test/simple_kv/case-203-1.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-204.ini b/src/dist/replication/test/simple_kv/case-204.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-204.ini
+++ b/src/dist/replication/test/simple_kv/case-204.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-205.ini b/src/dist/replication/test/simple_kv/case-205.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-205.ini
+++ b/src/dist/replication/test/simple_kv/case-205.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-206.ini b/src/dist/replication/test/simple_kv/case-206.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-206.ini
+++ b/src/dist/replication/test/simple_kv/case-206.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-207.ini b/src/dist/replication/test/simple_kv/case-207.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-207.ini
+++ b/src/dist/replication/test/simple_kv/case-207.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-208.ini b/src/dist/replication/test/simple_kv/case-208.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-208.ini
+++ b/src/dist/replication/test/simple_kv/case-208.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-209.ini b/src/dist/replication/test/simple_kv/case-209.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-209.ini
+++ b/src/dist/replication/test/simple_kv/case-209.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-210.ini b/src/dist/replication/test/simple_kv/case-210.ini
index 0826d52eee..44210c55a6 100644
--- a/src/dist/replication/test/simple_kv/case-210.ini
+++ b/src/dist/replication/test/simple_kv/case-210.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-211.ini b/src/dist/replication/test/simple_kv/case-211.ini
index 0826d52eee..44210c55a6 100644
--- a/src/dist/replication/test/simple_kv/case-211.ini
+++ b/src/dist/replication/test/simple_kv/case-211.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-212.ini b/src/dist/replication/test/simple_kv/case-212.ini
index 0826d52eee..44210c55a6 100644
--- a/src/dist/replication/test/simple_kv/case-212.ini
+++ b/src/dist/replication/test/simple_kv/case-212.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-213.ini b/src/dist/replication/test/simple_kv/case-213.ini
index ff226bc1a7..a77dfebfc6 100644
--- a/src/dist/replication/test/simple_kv/case-213.ini
+++ b/src/dist/replication/test/simple_kv/case-213.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-214.ini b/src/dist/replication/test/simple_kv/case-214.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-214.ini
+++ b/src/dist/replication/test/simple_kv/case-214.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-215.ini b/src/dist/replication/test/simple_kv/case-215.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-215.ini
+++ b/src/dist/replication/test/simple_kv/case-215.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-216.ini b/src/dist/replication/test/simple_kv/case-216.ini
index 4addde14bf..e7e1b65a5a 100644
--- a/src/dist/replication/test/simple_kv/case-216.ini
+++ b/src/dist/replication/test/simple_kv/case-216.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-300-0.ini b/src/dist/replication/test/simple_kv/case-300-0.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-300-0.ini
+++ b/src/dist/replication/test/simple_kv/case-300-0.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-300-1.ini b/src/dist/replication/test/simple_kv/case-300-1.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-300-1.ini
+++ b/src/dist/replication/test/simple_kv/case-300-1.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-300-2.ini b/src/dist/replication/test/simple_kv/case-300-2.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-300-2.ini
+++ b/src/dist/replication/test/simple_kv/case-300-2.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-301.ini b/src/dist/replication/test/simple_kv/case-301.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-301.ini
+++ b/src/dist/replication/test/simple_kv/case-301.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-302.ini b/src/dist/replication/test/simple_kv/case-302.ini
index 931f843e25..38a58768a0 100644
--- a/src/dist/replication/test/simple_kv/case-302.ini
+++ b/src/dist/replication/test/simple_kv/case-302.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-303.ini b/src/dist/replication/test/simple_kv/case-303.ini
index 2ac9cda863..863c5cfb02 100644
--- a/src/dist/replication/test/simple_kv/case-303.ini
+++ b/src/dist/replication/test/simple_kv/case-303.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-304.ini b/src/dist/replication/test/simple_kv/case-304.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-304.ini
+++ b/src/dist/replication/test/simple_kv/case-304.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-305.ini b/src/dist/replication/test/simple_kv/case-305.ini
index 2ac9cda863..863c5cfb02 100644
--- a/src/dist/replication/test/simple_kv/case-305.ini
+++ b/src/dist/replication/test/simple_kv/case-305.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-306.ini b/src/dist/replication/test/simple_kv/case-306.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-306.ini
+++ b/src/dist/replication/test/simple_kv/case-306.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-307.ini b/src/dist/replication/test/simple_kv/case-307.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-307.ini
+++ b/src/dist/replication/test/simple_kv/case-307.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-400.ini b/src/dist/replication/test/simple_kv/case-400.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-400.ini
+++ b/src/dist/replication/test/simple_kv/case-400.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-401.ini b/src/dist/replication/test/simple_kv/case-401.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-401.ini
+++ b/src/dist/replication/test/simple_kv/case-401.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-402.ini b/src/dist/replication/test/simple_kv/case-402.ini
index 23b6193e7f..d268289caf 100644
--- a/src/dist/replication/test/simple_kv/case-402.ini
+++ b/src/dist/replication/test/simple_kv/case-402.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-600.ini b/src/dist/replication/test/simple_kv/case-600.ini
index 2a899bba7d..a182885314 100644
--- a/src/dist/replication/test/simple_kv/case-600.ini
+++ b/src/dist/replication/test/simple_kv/case-600.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-601.ini b/src/dist/replication/test/simple_kv/case-601.ini
index 230bcaafc8..94c8cf8783 100644
--- a/src/dist/replication/test/simple_kv/case-601.ini
+++ b/src/dist/replication/test/simple_kv/case-601.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-602.ini b/src/dist/replication/test/simple_kv/case-602.ini
index 2a899bba7d..a182885314 100644
--- a/src/dist/replication/test/simple_kv/case-602.ini
+++ b/src/dist/replication/test/simple_kv/case-602.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/case-603.ini b/src/dist/replication/test/simple_kv/case-603.ini
index 071ba5df44..e872524db5 100644
--- a/src/dist/replication/test/simple_kv/case-603.ini
+++ b/src/dist/replication/test/simple_kv/case-603.ini
@@ -46,7 +46,6 @@ pause_on_start = false
 
 logging_start_level = LOG_LEVEL_INFORMATION
 logging_factory_name = dsn::tools::simple_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simple_logger]
 short_header = false
diff --git a/src/dist/replication/test/simple_kv/config.ini b/src/dist/replication/test/simple_kv/config.ini
index d65bfdda72..cb268dadee 100644
--- a/src/dist/replication/test/simple_kv/config.ini
+++ b/src/dist/replication/test/simple_kv/config.ini
@@ -64,7 +64,6 @@ pause_on_start = false
 ;logging_start_level = LOG_LEVEL_WARNING
 ;logging_factory_name = dsn::tools::screen_logger
 ;logging_factory_name = dsn::tools::hpc_logger
-;aio_factory_name = dsn::tools::empty_aio_provider
 
 [tools.simulator]
 random_seed = 0