Linux如何制作系统镜像?本篇文章主要为大家分享一下Linux下制作系统镜像具体方法,有需要的小伙伴可以参考一下。
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环境
Red Hat Enterprise Linux Server release 7.3 VMware Workstation Pro 14
添加镜像
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[root@Jaking ~]# ifconfig
ens32: flags=4163 mtu 1500
inet 192.168.10.10 netmask 255.255.255.0 broadcast 192.168.10.255
inet6 fe80::20c:29ff:fe84:eae5 prefixlen 64 scopeid 0x20
ether 00:0c:29:84:ea:e5 txqueuelen 1000 (Ethernet)
RX packets 636 bytes 53068 (51.8 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 508 bytes 85327 (83.3 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73 mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10
loop txqueuelen 1 (Local Loopback)
RX packets 4 bytes 340 (340.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 4 bytes 340 (340.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
virbr0: flags=4099 mtu 1500
inet 192.168.122.1 netmask 255.255.255.0 broadcast 192.168.122.255
ether 52:54:00:25:a2:80 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
[root@Jaking ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/rhel-root 48G 4.9G 41G 11% /
devtmpfs 478M 0 478M 0% /dev
tmpfs 489M 0 489M 0% /dev/shm
tmpfs 489M 6.7M 482M 2% /run
tmpfs 489M 0 489M 0% /sys/fs/cgroup
/dev/sr0 3.6G 3.6G 0 100% /media/cdrom
/dev/sdd 40G 27G 14G 67% /download
/dev/sda2 1014M 145M 870M 15% /boot
/dev/mapper/rhel-data 10G 33M 10G 1% /data
tmpfs 98M 0 98M 0% /run/user/0
[root@Jaking ~]# ls /dev/sr*
/dev/sr0 /dev/sr1
#/dev/sr1为新添加的镜像
制作新系统镜像
切换到 Apache Web 根目录里的系统镜像目录
[root@Jaking ~]# cd /download/系统镜像/
[root@Jaking 系统镜像]# ls
CentOS-7.6-x86_64-DVD-1810.iso rhel-server-7.3-x86_64-dvd.iso Windows 7 x64.iso
LaoMaoTao.iso ubuntu-18.04.1-desktop-amd64.iso Windows Sever 2008.iso
rhel-server-6.5-x86_64-dvd.iso Windows 2003 SP2.iso
[root@Jaking 系统镜像]# dd if=/dev/sr1 of=RHEL-8.1.iso
15335424+0 records in
15335424+0 records out
7851737088 bytes (7.9 GB) copied, 174.329 s, 45.0 MB/s
通过Web界面查看新系统镜像
http://192.168.10.10/系统镜像/
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下载镜像
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用 watch ifstat 实时查看网卡流量
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总结
至此,镜像已经制作成功,下载后就能直接使用。
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