diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index a92bedf9a..69bb132a3 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -2186,22 +2186,55 @@ class Server{
 
 		$this->scheduler->scheduleAsyncTask($this->lastSendUsage);
 	}
+	
+	public function getNetwork(){
+		return $this->mainInterface;
+	}
 
 	private function titleTick(){
 		if(!Terminal::hasFormattingCodes()){
 			return;
 		}
+		
+		$usage = $this->getMemoryUsage();
+		if($usage === null){
+			$usage = round((memory_get_usage() / 1024) / 1024, 2) .
+			"/" . round((memory_get_usage(true) / 1024) / 1024, 2) .
+			" MB @ " . $this->getThreadCount() . " threads";
+		}else{
+			$usage = round(($usage / 1024) / 1024, 2) . " MB @ " . $this->getThreadCount() . " threads";
+		}
 
 		echo "\x1b]0;" . $this->getName() . " " .
 			$this->getPocketMineVersion() .
 			" | Online " . count($this->players) . "/" . $this->getMaxPlayers() .
-			" | RAM " . round((memory_get_usage() / 1024) / 1024, 2) .
-			"/" . round((memory_get_usage(true) / 1024) / 1024, 2) .
-			" MB | U " . round($this->mainInterface->getUploadUsage() / 1024, 2) .
+			" | RAM " . $usage .
+			" | U " . round($this->mainInterface->getUploadUsage() / 1024, 2) .
 			" D " . round($this->mainInterface->getDownloadUsage() / 1024, 2) .
 			" kB/s | TPS " . $this->getTicksPerSecond() .
 			" | Load " . $this->getTickUsage() . "%\x07";
 	}
+	
+	public function getMemoryUsage(){
+		if(Utils::getOS() === "linux" or Utils::getOS() === "bsd"){
+			if(preg_match("/VmSize:[ \t]+([0-9]+) kB/", file_get_contents("/proc/self/status"), $matches) > 0){
+				return $matches[1] * 1024;
+			}
+		}
+		
+		return memory_get_usage(true);
+	}
+	
+	public function getThreadCount(){
+		if(Utils::getOS() === "linux" or Utils::getOS() === "bsd"){
+			
+			if(preg_match("/Threads:[ \t]+([0-9]+)/", file_get_contents("/proc/self/status"), $matches) > 0){
+				return (int) $matches[1];
+			}
+		}
+		
+		return count(ThreadManager::getInstance()->getAll()) + 2;
+	}
 
 
 	/**
diff --git a/src/pocketmine/command/defaults/StatusCommand.php b/src/pocketmine/command/defaults/StatusCommand.php
index e5e638940..e73aae953 100644
--- a/src/pocketmine/command/defaults/StatusCommand.php
+++ b/src/pocketmine/command/defaults/StatusCommand.php
@@ -23,6 +23,7 @@ namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
 use pocketmine\utils\TextFormat;
+use pocketmine\ThreadManager;
 
 class StatusCommand extends VanillaCommand{
 
@@ -44,10 +45,10 @@ class StatusCommand extends VanillaCommand{
 		$sender->sendMessage(TextFormat::GREEN . "---- " . TextFormat::WHITE . "Server status" . TextFormat::GREEN . " ----");
 		$sender->sendMessage(TextFormat::GOLD . "TPS: " . TextFormat::WHITE . $server->getTicksPerSecond());
 		$sender->sendMessage(TextFormat::GOLD . "TPS Load: " . TextFormat::WHITE . $server->getTickUsage() . "%");
-		//TODO: implement network speed
-		//$sender->sendMessage(TextFormat::GOLD . "Upload: " . TextFormat::WHITE . round($server->getNetwork()->getUploadSpeed() / 1024, 2) . " kB/s");
-		//$sender->sendMessage(TextFormat::GOLD . "Download: " . TextFormat::WHITE . round($server->getNetwork()->getDownloadSpeed() / 1024, 2) . " kB/s");
-		$sender->sendMessage(TextFormat::GOLD . "Memory: " . TextFormat::WHITE . round((memory_get_usage() / 1024) / 1024, 2) . TextFormat::YELLOW . "/" . TextFormat::WHITE . round((memory_get_usage(true) / 1024) / 1024, 2) . " MB");
+		$sender->sendMessage(TextFormat::GOLD . "Upload: " . TextFormat::WHITE . round($server->getNetwork()->getUploadUsage() / 1024, 2) . " kB/s");
+		$sender->sendMessage(TextFormat::GOLD . "Download: " . TextFormat::WHITE . round($server->getNetwork()->getDownloadUsage() / 1024, 2) . " kB/s");
+		$sender->sendMessage(TextFormat::GOLD . "Memory: " . TextFormat::WHITE . round(($server->getMemoryUsage() / 1024) / 1024, 2) . " MB");
+		$sender->sendMessage(TextFormat::GOLD . "Threads: " . TextFormat::WHITE . $server->getThreadCount());		
 
 		return true;
 	}
diff --git a/src/pocketmine/entity/Effect.php b/src/pocketmine/entity/Effect.php
index 082a63927..adabdee78 100644
--- a/src/pocketmine/entity/Effect.php
+++ b/src/pocketmine/entity/Effect.php
@@ -77,7 +77,10 @@ class Effect{
 	 * @return $this
 	 */
 	public static function getEffect($id){
-		return clone self::$effects[(int) $id];
+		if(isset(self::$effects[$id])){
+			return clone self::$effects[(int) $id];
+		}
+		return null;
 	}
 
 	public static function getEffectByName($name){
@@ -184,4 +187,4 @@ class Effect{
 				break;
 		}
 	}
-}
\ No newline at end of file
+}
diff --git a/src/pocketmine/utils/Utils.php b/src/pocketmine/utils/Utils.php
index f3ed25249..fd0136a1e 100644
--- a/src/pocketmine/utils/Utils.php
+++ b/src/pocketmine/utils/Utils.php
@@ -30,6 +30,7 @@ namespace pocketmine\utils;
 class Utils{
 	public static $online = true;
 	public static $ip = false;
+	public static $os;
 
 	/**
 	 * Generates an unique identifier to a callable
@@ -149,27 +150,31 @@ class Utils{
 	 *
 	 * @return string
 	 */
-	public static function getOS(){
-		$uname = php_uname("s");
-		if(stripos($uname, "Darwin") !== false){
-			if(strpos(php_uname("m"), "iP") === 0){
-				return "ios";
+	public static function getOS($recalculate = false){
+		if(self::$os === null or $recalculate){
+			$uname = php_uname("s");
+			if(stripos($uname, "Darwin") !== false){
+				if(strpos(php_uname("m"), "iP") === 0){
+					self::$os = "ios";
+				}else{
+					self::$os = "mac";
+				}
+			}elseif(stripos($uname, "Win") !== false or $uname === "Msys"){
+				self::$os = "win";
+			}elseif(stripos($uname, "Linux") !== false){
+				if(@file_exists("/system/build.prop")){
+					self::$os = "android";
+				}else{
+					self::$os = "linux";
+				}
+			}elseif(stripos($uname, "BSD") !== false or $uname === "DragonFly"){
+				self::$os = "bsd";
 			}else{
-				return "mac";
+				self::$os = "other";
 			}
-		}elseif(stripos($uname, "Win") !== false or $uname === "Msys"){
-			return "win";
-		}elseif(stripos($uname, "Linux") !== false){
-			if(@file_exists("/system/build.prop")){
-				return "android";
-			}else{
-				return "linux";
-			}
-		}elseif(stripos($uname, "BSD") !== false or $uname === "DragonFly"){
-			return "bsd";
-		}else{
-			return "other";
 		}
+		
+		return self::$os;
 	}
 
 	/**