diff --git a/src/main/java/mc/core/GameLoop.java b/src/main/java/mc/core/GameLoop.java
index 86cc59a..66265e2 100644
--- a/src/main/java/mc/core/GameLoop.java
+++ b/src/main/java/mc/core/GameLoop.java
@@ -6,7 +6,6 @@ package mc.core;
 
 import lombok.Setter;
 import lombok.extern.slf4j.Slf4j;
-import org.slf4j.helpers.MessageFormatter;
 import org.springframework.beans.factory.annotation.Autowired;
 
 @Slf4j
@@ -17,10 +16,21 @@ public class GameLoop extends Thread {
     private long pause;
     @Setter
     private boolean traceTPS = false;
+    private int lowTps;
 
     public GameLoop() {
         super();
         setTps(20);
+        setPercentWarnLowTps(5);
+    }
+
+    public void setPercentWarnLowTps(int value) {
+        if (value > 50) {
+            log.warn("Percent warn low TPS can't be '{}'. Set 100", tps);
+            value = 100;
+        }
+
+        this.lowTps = tps - (int)(tps * (value / 100f));
     }
 
     public void setTps(int tps) {
@@ -34,28 +44,26 @@ public class GameLoop extends Thread {
 
     @Override
     public void run() {
-        int tpsFact = 0;
+        log.info("Target TPS: {}; Low TPS: {}", tps, lowTps);
+        int factTps = 0;
         long lastTime = System.currentTimeMillis();
 
         while (!isInterrupted()) {
             if ((System.currentTimeMillis() - lastTime) > 1000) {
                 lastTime = System.currentTimeMillis();
-                if (traceTPS) {
-                    String msg = MessageFormatter.format("TPS: {}/{}", tpsFact, tps).getMessage();
-                    if (tpsFact < tps) {
-                        log.warn(msg);
-                    } else {
-                        log.info(msg);
-                    }
+                if (factTps < lowTps) {
+                    log.warn("Low TPS: {}/{}", factTps, tps);
+                } else if (traceTPS) {
+                    log.info("TPS: {}/{}", factTps, tps);
                 }
-                tpsFact = 0;
+                factTps = 0;
             }
 
             long futureTime = System.currentTimeMillis() + pause;
 
             // code there //
 
-            tpsFact++;
+            factTps++;
             try {
                 Thread.sleep(futureTime - System.currentTimeMillis());
             } catch (InterruptedException ignored) {