root@RainYunpmJodRQL:~# cd minecraft/
root@RainYunpmJodRQL:~/minecraft# java -jar server.jar
[06:22:09] [main/WARN]: Ambiguity between arguments [teleport, destination] and [teleport, targets] with inputs: [Player, 0123, @e, dd12be42-52a9-4a91-a8a1-11c01849e498]
[06:22:09] [main/WARN]: Ambiguity between arguments [teleport, location] and [teleport, destination] with inputs: [0.1 -0.5 .9, 0 0 0]
[06:22:09] [main/WARN]: Ambiguity between arguments [teleport, location] and [teleport, targets] with inputs: [0.1 -0.5 .9, 0 0 0]
[06:22:09] [main/WARN]: Ambiguity between arguments [teleport, targets] and [teleport, destination] with inputs: [Player, 0123, dd12be42-52a9-4a91-a8a1-11c01849e498]
[06:22:09] [main/WARN]: Ambiguity between arguments [teleport, targets, location] and [teleport, targets, destination] with inputs: [0.1 -0.5 .9, 0 0 0]
Exception in thread “main” [06:22:15] [main/INFO]: [STDERR]: java.awt.AWTError: Can’t connect to X11 window server using ‘localhost:10.0’ as the value of the DISPLAY variable.
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/sun.awt.X11GraphicsEnvironment.initDisplay(Native Method)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/sun.awt.X11GraphicsEnvironment$1.run(X11GraphicsEnvironment.java:102)
[06:22:15] [main/INFO]: [STDERR]: at java.base/java.security.AccessController.doPrivileged(Native Method)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/sun.awt.X11GraphicsEnvironment.(X11GraphicsEnvironment.java:61)
[06:22:15] [main/INFO]: [STDERR]: at java.base/java.lang.Class.forName0(Native Method)
[06:22:15] [main/INFO]: [STDERR]: at java.base/java.lang.Class.forName(Class.java:315)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/java.awt.GraphicsEnvironment$LocalGE.createGE(GraphicsEnvironment.java:101)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/java.awt.GraphicsEnvironment$LocalGE.(GraphicsEnvironment.java:83)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:129)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/sun.awt.X11.XToolkit.(XToolkit.java:232)
[06:22:15] [main/INFO]: [STDERR]: at java.base/java.lang.Class.forName0(Native Method)
[06:22:15] [main/INFO]: [STDERR]: at java.base/java.lang.Class.forName(Class.java:315)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:588)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:583)
[06:22:15] [main/INFO]: [STDERR]: at java.base/java.security.AccessController.doPrivileged(Native Method)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/java.awt.Toolkit.getDefaultToolkit(Toolkit.java:582)
[06:22:15] [main/INFO]: [STDERR]: at java.desktop/javax.swing.UIManager.getSystemLookAndFeelClassName(UIManager.java:661)
[06:22:15] [main/INFO]: [STDERR]: at wj.a(SourceFile:48)
[06:22:15] [main/INFO]: [STDERR]: at wd.bc(SourceFile:421)
[06:22:15] [main/INFO]: [STDERR]: at net.minecraft.server.MinecraftServer.main(SourceFile:954)
root@RainYunpmJodRQL:~/minecraft#
用这个命令
java -Xmx1024M -Xms1024M -jar server.jar nogui
（MC使用内存1024M 可以自己调
nohup java -Xmx1024M -Xms1024M -jar server.jar nogui >/dev/null 2>&1
（保持后台运行）