adding kernel boot debug
parent
8da04db585
commit
e8627903a2
2 changed files with 30 additions and 0 deletions
29
Kernel-Boot-Debug.md
Normal file
29
Kernel-Boot-Debug.md
Normal file
|
|
@ -0,0 +1,29 @@
|
|||
|
||||
Intended to get to the next level of fine-tuning needed with more discrete debug settings:
|
||||
|
||||
* https://www.kernel.org/doc/html/latest/admin-guide/kernel-parameters.html
|
||||
|
||||
**general debugging**
|
||||
```
|
||||
debug ignore_loglevel print_fatal_signals=1 printk.time=1 logo.nologo panic=0 log_buf_len=10M
|
||||
```
|
||||
|
||||
**systemd debug for service failures**
|
||||
```
|
||||
systemd.log_level=debug systemd.log_target=kmsg
|
||||
```
|
||||
|
||||
**delay each printk during boot 1s (readability)**
|
||||
```
|
||||
boot_delay=1000
|
||||
```
|
||||
|
||||
**suspected SElinux / AppArmor issues**
|
||||
```
|
||||
selinux=0 apparmor=0 enforcing=0
|
||||
```
|
||||
|
||||
**break into init**
|
||||
```
|
||||
break=y S
|
||||
```
|
||||
|
|
@ -6,6 +6,7 @@
|
|||
## Index
|
||||
|
||||
- [[GnuPG Things]]
|
||||
- [[Kernel Boot Debug]]
|
||||
- [[LUKS Encrypted Partitions]]
|
||||
- [[Radeon Temperature]]
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue