power-overload-settings-patch

diff --git a/control.lua b/control.lua
index 5a7fdb4..fb96f97 100644
--- a/control.lua
+++ b/control.lua
@@ -120,6 +120,7 @@ local function update_global_settings()
     "power-overload-disconnect-different-poles",
     "power-overload-on-pole-overload",
     "power-overload-log-to-chat",
+    "power-overload-log-increase-decrease-buffer",
     "power-overload-transformer-efficiency",
   }) do
     global_settings[setting] = settings.global[setting].value
diff --git a/locale/en/locale.cfg b/locale/en/locale.cfg
index b6a91dd..5c81d3d 100644
--- a/locale/en/locale.cfg
+++ b/locale/en/locale.cfg
@@ -19,6 +19,7 @@ po-electric-pole-consumption=[font=default-semibold][color=255, 230, 192]Max con
 power-overload-disconnect-different-poles=Automatically disconnect poles of different types [img=info]
 power-overload-on-pole-overload=When power pole is overloaded
 power-overload-log-to-chat=Power pole explosion alerts in chat
+power-overload-log-increase-decrease-buffer=Log to console of increase/decrease transformer's buffer size
 power-overload-transformer-efficiency=Transformer efficiency
 power-overload-max-power=Max consumption: __ENTITY____1____

diff --git a/scripts/transformer.lua b/scripts/transformer.lua
index 9858d2f..c008812 100644
--- a/scripts/transformer.lua
+++ b/scripts/transformer.lua
@@ -78,6 +78,7 @@ end

 function update_transformers()
   local efficiency = global.global_settings["power-overload-transformer-efficiency"]
+  local log_increase_decrease_buffer = global.global_settings["power-overload-log-increase-decrease-buffer"]

   for i, transformer in pairs(global.transformers) do
     local transformer_entity = transformer.transformer
@@ -94,13 +95,17 @@ function update_transformers()
         local effective_energy_out = (energy_out - buffer_size) / efficiency + buffer_size
         if energy_in == buffer_size and effective_energy_out <= 0 then
           buffer_size = buffer_size * 1.2
-          log("Increasing buffer size to support " .. math.floor(buffer_size * 60 / 1000000) .. "MW")
+          if log_increase_decrease_buffer then
+            log("Increasing buffer size to support " .. math.floor(buffer_size * 60 / 1000000) .. "MW")
+          end
           interface_in.electric_buffer_size = buffer_size
           interface_out.electric_buffer_size = buffer_size
         elseif effective_energy_out / energy_in > 0.01 and buffer_size > 1000 then
           -- Shrink the buffer size if necessary
           buffer_size = buffer_size * 0.99
-          log("Decreasing buffer size to support " .. math.floor(buffer_size * 60 / 1000000) .. "MW")
+          if log_increase_decrease_buffer then
+            log("Decreasing buffer size to support " .. math.floor(buffer_size * 60 / 1000000) .. "MW")
+          end
           interface_in.electric_buffer_size = buffer_size
           interface_out.electric_buffer_size = buffer_size
         end
diff --git a/settings.lua b/settings.lua
index b5dc037..17d71b7 100644
--- a/settings.lua
+++ b/settings.lua
@@ -23,6 +23,13 @@ data:extend{
     default_value = true,
     order = "c"
   },
+  {
+    type = "bool-setting",
+    name = "power-overload-log-increase-decrease-buffer",
+    setting_type = "runtime-global",
+    default_value = true,
+    order = "ca"
+  },
   {
     type = "double-setting",
     name = "power-overload-transformer-efficiency",