limit -Xmx setting to 1999m on win32. bigger values would never work.

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@5513 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/PerformanceQueues_p.java

@@ -37,6 +37,7 @@ import de.anomic.server.serverCore;
 import de.anomic.server.serverFileUtils;
 import de.anomic.server.serverObjects;
 import de.anomic.server.serverSwitch;
+import de.anomic.server.serverSystem;
 import de.anomic.server.serverThread;
 import de.anomic.tools.yFormatter;
 
@@ -68,9 +69,11 @@ public class PerformanceQueues_p {
             if (post.containsKey("Xmx")) {
                 int xmx = 120; // default maximum heap size
                 try { xmx = Integer.valueOf(post.get("Xmx", "120")).intValue(); } catch (final NumberFormatException e){}
-                sb.setConfig("javastart_Xmx", "Xmx" + xmx + "m");
-                sb.setConfig("javastart_Xms", "Xms" + xmx + "m");
-                prop.put("setStartupCommit", "1");
+                if (!(serverSystem.isWin32 && xmx >= 2000)){
+	                sb.setConfig("javastart_Xmx", "Xmx" + xmx + "m");
+	                sb.setConfig("javastart_Xms", "Xms" + xmx + "m");
+	                prop.put("setStartupCommit", "1");
+                }
             }
         }
         final Map<String, String> defaultSettings = ((post == null) || (!(post.containsKey("submitdefault")))) ? null : serverFileUtils.loadHashMap(defaultSettingsFile);

source/de/anomic/server/serverSystem.java

@@ -51,6 +51,7 @@ public final class serverSystem {
 	public static final boolean isUnixFS;
 	public static final boolean canExecUnix;
 	public static final boolean isWindows;
+	public static final boolean isWin32;
 
 	// calculated system constants
 	public static int maxPathLength = 65535;
@@ -83,6 +84,7 @@ public final class serverSystem {
 		isUnixFS = ((systemOS == systemMacOSX) || (systemOS == systemUnix));
 		canExecUnix = ((isUnixFS) || (!((systemOS == systemMacOSC) || (systemOS == systemWindows))));
 		isWindows = (systemOS == systemWindows);
+		isWin32 = (isWindows && System.getProperty("os.arch", "").contains("x86"));
 
 		// set up the MRJ Methods through reflection
 		if (isMacArchitecture) try {