Technical Note: Server Hangs at Bootup

FortiNAC

NOTE: FortiNAC is now named FortiNAC-F. For post-9.4 articles, see FortiNAC-F. FortiNAC is a zero-trust network access solution that provides users with enhanced visibility into the Internet of Things (IoT) devices on their enterprise networks.

Article Id 197235

Description

Server Hangs at Bootup

Scope
Version: CentOS 5
Solution

Version: CentOS 5

Issue: Server hangs during boot process and does not complete.

Solution:

Reboot
Press 'e' to edit the boot.
On the next window select 'e' on the kernel boot line.
Modify kernel boot line to remove console=tty0 lines (This edit may not need to be done).
Add 'single'.
Press enter to save the edit.
Pressed 'b' to boot the kernel line.
If after reboot, an error indicating filesystem needs to be checked manually is displayed, login as root in maintenance mode and run:

fsck -y /dev/sda1
fsck -y /dev/sda2

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