From 9fa5f2beea7b267091cb7dabb6d8ae5bd4290ea2 Mon Sep 17 00:00:00 2001
From: Gabriele C <sgdc3.mail@gmail.com>
Date: Fri, 2 Sep 2016 15:48:58 +0200
Subject: [PATCH] Mysql CP performance enhancements

---
 src/main/java/fr/xephi/authme/datasource/MySQL.java  | 6 +++++-
 src/main/java/fr/xephi/authme/util/RuntimeUtils.java | 7 +++++++
 2 files changed, 12 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/fr/xephi/authme/util/RuntimeUtils.java

diff --git a/src/main/java/fr/xephi/authme/datasource/MySQL.java b/src/main/java/fr/xephi/authme/datasource/MySQL.java
index 661e3fad9..dc08d7b46 100644
--- a/src/main/java/fr/xephi/authme/datasource/MySQL.java
+++ b/src/main/java/fr/xephi/authme/datasource/MySQL.java
@@ -12,6 +12,7 @@ import fr.xephi.authme.settings.Settings;
 import fr.xephi.authme.settings.properties.DatabaseSettings;
 import fr.xephi.authme.settings.properties.HooksSettings;
 import fr.xephi.authme.settings.properties.SecuritySettings;
+import fr.xephi.authme.util.RuntimeUtils;
 import fr.xephi.authme.util.StringUtils;
 
 import java.sql.Blob;
@@ -100,6 +101,9 @@ public class MySQL implements DataSource {
         ds = new HikariDataSource();
         ds.setPoolName("AuthMeMYSQLPool");
 
+        // Pool size
+    	ds.setMaximumPoolSize(RuntimeUtils.getCoreCount());
+
         // Database URL
         ds.setJdbcUrl("jdbc:mysql://" + this.host + ":" + this.port + "/" + this.database);
 
@@ -118,7 +122,7 @@ public class MySQL implements DataSource {
 
         // Caching
         ds.addDataSourceProperty("cachePrepStmts", "true");
-        ds.addDataSourceProperty("prepStmtCacheSize", "250");
+        ds.addDataSourceProperty("prepStmtCacheSize", "275");
         ds.addDataSourceProperty("prepStmtCacheSqlLimit", "2048");
 
         ConsoleLogger.info("Connection arguments loaded, Hikari ConnectionPool ready!");
diff --git a/src/main/java/fr/xephi/authme/util/RuntimeUtils.java b/src/main/java/fr/xephi/authme/util/RuntimeUtils.java
new file mode 100644
index 000000000..af7fa3a34
--- /dev/null
+++ b/src/main/java/fr/xephi/authme/util/RuntimeUtils.java
@@ -0,0 +1,7 @@
+package fr.xephi.authme.util;
+
+public class RuntimeUtils {
+	public static int getCoreCount() {
+		return Runtime.getRuntime().availableProcessors();
+	}
+}