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Results tagged with kernel
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user 46418
The kernel is the central component of the operating system and manages hardware, process scheduling, file systems, virtual memory paging, inter-process and network communication, etc.
1
vote
1
answer
543
views
Why is ttyAMA0 initialization too long?
Like:
kernel compilation options via config?
kernel parameters passing (cmdline.txt)?
ARM/GPU configuration options (config.txt)?
manual UART configuration?
anything else?
Any hints welcome. …
- 329
1
vote
Accepted
Why is ttyAMA0 initialization too long?
The delay is the time the just initialized UART transfers all the messages collected since the system start. The faster it is, the shorter the delay is (I was using the original 115200).
Depending on …
- 329
14
votes
1
answer
17k
views
How to boot raspberry pi very quickly into Linux?
What I have already tried:
various options (like kernel parameters, custom kernels on std. distributions - arch, raspbian, tuning the systemd stuff etc.) - all slow in general
I have found some resources … )
don't use multiple devices (lvm)
don't use raid
don't use debug
debugfs
kernel debug (in kernel hacks)
don't use PCI/PCMCIA
don't use SATA/ATA
don't use bootup logo
don't use …
- 329