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U disk installation CentOS7 system prompts no Caching Mode page Found/dev/root does not exist error resolution

Source: Internet
Author: User
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1. Error description
[SDB] No Caching Mode page found
[SDB] Assuming drive cache:write through
....
Could not boot
/dev/root does not exist


2, enter the installation interface, press the E key
Will
Vmlinuz initrd=initrd.img INST.STAGE2=HD: label=centos\x207\x20x86_64th.live.check quiet
Changed to (that is, change INST.STAGE2=HD: Later)
Vmlinuz initrd=initrd.img INST.STAGE2=HD: /dev/sdb4:/ quiet

Description
SDB4 is the mount name of your U disk, which can be obtained by ls/dev/sd* .
Generally is SDB1, because the hard drive is generally SDA, may have the different, the concrete view situation.

Press CTRL + X shortcut again to continue the installation.

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