diff --git a/plugins/mysql-community/conf/my8.0.cnf b/plugins/mysql-community/conf/my8.0.cnf
index 35ff45d21..8ca531333 100644
--- a/plugins/mysql-community/conf/my8.0.cnf
+++ b/plugins/mysql-community/conf/my8.0.cnf
@@ -76,7 +76,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql-community/conf/my8.2.cnf b/plugins/mysql-community/conf/my8.2.cnf
index 23e87b672..1f97b1fc0 100644
--- a/plugins/mysql-community/conf/my8.2.cnf
+++ b/plugins/mysql-community/conf/my8.2.cnf
@@ -75,7 +75,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql-community/conf/my8.3.cnf b/plugins/mysql-community/conf/my8.3.cnf
index 23e87b672..1f97b1fc0 100644
--- a/plugins/mysql-community/conf/my8.3.cnf
+++ b/plugins/mysql-community/conf/my8.3.cnf
@@ -75,7 +75,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql-community/conf/my8.4.cnf b/plugins/mysql-community/conf/my8.4.cnf
index 23e87b672..1f97b1fc0 100644
--- a/plugins/mysql-community/conf/my8.4.cnf
+++ b/plugins/mysql-community/conf/my8.4.cnf
@@ -75,7 +75,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql-community/conf/my9.0.cnf b/plugins/mysql-community/conf/my9.0.cnf
index 23e87b672..1f97b1fc0 100644
--- a/plugins/mysql-community/conf/my9.0.cnf
+++ b/plugins/mysql-community/conf/my9.0.cnf
@@ -75,7 +75,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql-community/conf/my9.1.cnf b/plugins/mysql-community/conf/my9.1.cnf
index 23e87b672..1f97b1fc0 100644
--- a/plugins/mysql-community/conf/my9.1.cnf
+++ b/plugins/mysql-community/conf/my9.1.cnf
@@ -75,7 +75,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql-community/conf/my9.2.cnf b/plugins/mysql-community/conf/my9.2.cnf
index 23e87b672..1f97b1fc0 100644
--- a/plugins/mysql-community/conf/my9.2.cnf
+++ b/plugins/mysql-community/conf/my9.2.cnf
@@ -75,7 +75,7 @@ innodb_data_home_dir = {$SERVER_APP_PATH}/data
 innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql/conf/my8.0.cnf b/plugins/mysql/conf/my8.0.cnf
index 767031541..d7e4303f3 100644
--- a/plugins/mysql/conf/my8.0.cnf
+++ b/plugins/mysql/conf/my8.0.cnf
@@ -89,7 +89,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
@@ -98,6 +98,10 @@ innodb_read_io_threads = 1
 innodb_write_io_threads = 1
 innodb_file_per_table=1
 
+# 对于极高写入负载的系统，可考虑调整刷新行为
+innodb_io_capacity = 2000
+innodb_io_capacity_max = 4000
+
 secure-file-priv={$SERVER_APP_PATH}/tmp
 
 [mysqldump]
diff --git a/plugins/mysql/conf/my8.2.cnf b/plugins/mysql/conf/my8.2.cnf
index 799bfd496..323710074 100644
--- a/plugins/mysql/conf/my8.2.cnf
+++ b/plugins/mysql/conf/my8.2.cnf
@@ -89,7 +89,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
@@ -98,6 +98,10 @@ innodb_read_io_threads = 1
 innodb_write_io_threads = 1
 innodb_file_per_table=1
 
+# 对于极高写入负载的系统，可考虑调整刷新行为
+innodb_io_capacity = 2000
+innodb_io_capacity_max = 4000
+
 secure-file-priv={$SERVER_APP_PATH}/tmp
 
 [mysqldump]
diff --git a/plugins/mysql/conf/my8.3.cnf b/plugins/mysql/conf/my8.3.cnf
index 799bfd496..061657ccc 100644
--- a/plugins/mysql/conf/my8.3.cnf
+++ b/plugins/mysql/conf/my8.3.cnf
@@ -89,7 +89,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql/conf/my8.4.cnf b/plugins/mysql/conf/my8.4.cnf
index edbbb5ad1..8460e7571 100644
--- a/plugins/mysql/conf/my8.4.cnf
+++ b/plugins/mysql/conf/my8.4.cnf
@@ -86,7 +86,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql/conf/my9.0.cnf b/plugins/mysql/conf/my9.0.cnf
index edbbb5ad1..8460e7571 100644
--- a/plugins/mysql/conf/my9.0.cnf
+++ b/plugins/mysql/conf/my9.0.cnf
@@ -86,7 +86,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql/conf/my9.1.cnf b/plugins/mysql/conf/my9.1.cnf
index edbbb5ad1..8460e7571 100644
--- a/plugins/mysql/conf/my9.1.cnf
+++ b/plugins/mysql/conf/my9.1.cnf
@@ -86,7 +86,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120
diff --git a/plugins/mysql/conf/my9.2.cnf b/plugins/mysql/conf/my9.2.cnf
index edbbb5ad1..8460e7571 100644
--- a/plugins/mysql/conf/my9.2.cnf
+++ b/plugins/mysql/conf/my9.2.cnf
@@ -86,7 +86,7 @@ innodb_data_file_path = ibdata1:10M:autoextend
 innodb_log_group_home_dir = {$SERVER_APP_PATH}/data
 innodb_buffer_pool_size = 16M
 #innodb_log_file_size = 5M
-innodb_redo_log_capacity=10485760
+innodb_redo_log_capacity = 4G
 innodb_log_buffer_size = 8M
 innodb_flush_log_at_trx_commit = 1
 innodb_lock_wait_timeout = 120