'Cannot open root device' or 'volume group xxx not found' when booting with a Linux Kernel
### Problem ``` VFS: Cannot open root device "sda1" or unknown-block(0,0) Please append a correct "root=" boot option Kernel panic - not syncing: V...
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Tag: dracut
Migrage Root from Physical Disk Partition to LV and Rebuild the Bootloader
### 1\. Install Tools for Generating Initramfs ```bash emerge -avt genkernel # both genkernel and dracut are fine, # 'darcut' is more recommended. e...