After creating a new LVM snapshot in the root volume group, boot fails with errors like the following:
[ 183.741859] dracut-initqueue: Warning: dracut-initqueue timeout - starting timeout scripts [ 183.742024] dracut-initqueue: Warning: Could not boot. [ 183.811432] dracut-initqueue: Warning: /dev/mapper/rhel_unused-root does not exist [ 183.812162] dracut-initqueue: Warning: /dev/rhel_unused/root does not exist Starting Dracut Emergency Shell... Warning: /dev/mapper/rhel_unused-root does not exist Warning: /dev/rhel_unused/root does not exist Generating "/run/initramfs/rdsosreport.txt" Entering emergency mode. Exit the shell to continue. Type "journalctl" to view system logs. You might want to save "/run/initramfs/rdsosreport.txt" to a USB stick or /boot after mounting them and attach it to a bug report. dracut:/#
After updating a RHEL 7 kernel or manually executing
dracut, the initramfs no longer contains the
- Red Hat Enterprise Linux 7
- rootfs on top of LVM
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