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1.临æ¶ä¿®æ¹ä¸»æºå
æ¾ç¤ºä¸»æºåï¼
xiangliangyu@zxly:~$ hostname
xly
ä¿®æ¹ä¸»æºåï¼
xiangliangyu@zxly:~$ sudo hostname zzofs
xiangliangyu@zxly:~$ hostname
zzofs
çä¸ä¸$PS1
xiangliangyu@zxly:~$ echo $PS1
\[\e]0;\u@\h: \w\a\]${debian_chroot:+($debian_chroot)}\u@\h:\w\$
@符å·åé¢è·\hå³ä¸»æºåã
å½ä»¤è¡åçæ示符主æºåæä¹æ²¡ææ´æ°å¢ï¼
éæ°æå¼ä¸ä¸ªç»ç«¯ï¼å°±çå°æ´æ°äºã
xiangliangyu@zzofs:~$
2.æ°¸ä¹
ä¿®æ¹ä¸»æºå
以ä¸çä¿®æ¹åªæ¯ä¸´æ¶ä¿®æ¹ï¼éå¯åå°±æ¢å¤åæ ·äºã
redhat/centosä¸æ°¸ä¹
ä¿®æ¹
[root@localhost ~]# cat /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=localhost.localdomain
GATEWAY=192.168.10.1
ä¿®æ¹networkçHOSTNAME项ãç¹åé¢æ¯ä¸»æºåï¼ç¹åé¢æ¯ååã没æç¹å°±æ¯ä¸»æºåã
[root@localhost ~]# vi /etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=no
HOSTNAME=gdbk
è¿ä¸ªæ¯æ°¸ä¹
ä¿®æ¹ï¼éå¯åçæãç®åä¸ç¥éæä¹ç«å³çæã
æ³ç«å³çæï¼å¯ä»¥åæ¶éç¨ç¬¬ä¸ç§æ¹æ³ã
deb/ubuntuä¸ä¿®æ¹ ï¼
hostname
localhost.localdomain
sudo vi /etc/hostnam
å¨/etc/hostnameéé¢ç´æ¥å¡«ä¸hostname
xiangliangyu@localhost:~$ cat /etc/hostname
xly
éå¯åï¼æ示符åæäºã
xiangliangyu@xly:~$
å¦æä¸æ³éå¯ï¼åç¨hostnameå令ã
3. å
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ç¨sysctl ä¿®æ¹kernel.hostname
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xiangliangyu@xly:~$ sysctl kernel.hostname
kernel.hostname = xly
ä¿®æ¹ï¼
xiangliangyu@xly:~$ sudo sysctl kernel.hostname=zzh
kernel.hostname = zzh
éæ°æå¼shellå°±åæå¦ä¸hostnameäºzhh
xiangliangyu@zzh:~$
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