How can I debug why Ubuntu boots to BusyBox?
5602
Boot drops to a (initramfs) prompts/busybox
22116
How to enable numlock at boot time for login screen?
119385
How can I ensure a service is disabled on boot?
148018
VBox on 14.04: Kernel driver not installed (rc=-1908)
156618
VBox on 14.04, Kernel driver not installed (rc=-1908)
101654
Strategy for debugging surefire "The forked VM terminated without saying properly goodbye. VM crash or System.exit called ?"
109775
How to find cause of high kernel_task cpu usage?
58223
How can I find out what happened to my Debian box?
130966
Where are fsck results logged at boot time, after /forcefsck?
80824
How to stop Katoolin from crashing Ubuntu?
135596
How to interpret busybox "top" output?
134374
Crazy boot and reboot times after upgrading to ubuntu 15.04 (a stop/start job is running for session c2)
1804
How to diagnose computer lockups and freezes?
85077
How can I tell, from the command line, whether the machine requires a reboot?
77445
How can I track the cause of random reboots?
110099
Booting ubuntu gives "init not found"
110515
VirtualBox not starting after kernel upgrade