Install CentOS 7 without VGA
Change timeout
- vim isolinux/isolinux.cfg
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5default vesamenu.c32
#timeout 600
timeout 50
display boot.msg - Prompt until booting automatically, in units of 1/10 s. In the case, we change the timeout value from 60 secs to 5 secs
Change default booting prompt
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- Please notice
menu default
Remove quiet
, append text console=tty0 console=ttyS0,115200n8
in kernel parameter
- vim isolinux/isolinux.cfg
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label linux
menu label ^Install CentOS Linux 7
menu default
kernel vmlinuz
append initrd=initrd.img inst.stage2=hd:LABEL=CENTOS\x207\x20X8 text console=tty0 console=ttyS0,115200n8
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