Difference between revisions of "Boot Speed"
From coreboot
(Sample entries for boot speed measurements table...) |
(→coreboot itself) |
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| − | Please enter boot speed measurements from your | + | Please enter boot speed measurements from your coreboot systems here... |
| − | = | + | = coreboot boot speed measurements and statistics = |
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! align="left" | LB version | ! align="left" | LB version | ||
| − | ! align="left" | Power-on to | + | ! align="left" | Power-on to CB |
| − | ! align="left" | | + | ! align="left" | CB to Bootloader |
! align="left" | Bootloader to Linux console | ! align="left" | Bootloader to Linux console | ||
! align="left" | Notes and comments | ! align="left" | Notes and comments | ||
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= Tips to improve boot speed = | = Tips to improve boot speed = | ||
| − | == | + | == coreboot itself == |
| + | * Make serial output the minimum amount of messages,because printing to the serial console slows down the boot a lot | ||
| + | Set the default console level to EMERG in "Console --->" in "make menuconfig" | ||
| + | Default console log level (0: EMERG) ---> | ||
| + | * Do not delay boot with a bootsplash | ||
| + | * Also the VGA option rom may delay the boot(but removing it removes the graphics not only during boot in some cases) | ||
== Payloads == | == Payloads == | ||
Latest revision as of 18:02, 23 September 2012
This page is work in progress!
Please enter boot speed measurements from your coreboot systems here...
Contents |
[edit] coreboot boot speed measurements and statistics
| Vendor | Mainboard | CPU | RAM | LB version | Power-on to CB | CB to Bootloader | Bootloader to Linux console | Notes and comments |
|---|---|---|---|---|---|---|---|---|
| — | QEMU 0.8.2 | — | v3 | xxxx s | yyyy s | zzzz s | Comments. | |
| v2 |
[edit] Tips to improve boot speed
[edit] coreboot itself
- Make serial output the minimum amount of messages,because printing to the serial console slows down the boot a lot
Set the default console level to EMERG in "Console --->" in "make menuconfig"
Default console log level (0: EMERG) --->
- Do not delay boot with a bootsplash
- Also the VGA option rom may delay the boot(but removing it removes the graphics not only during boot in some cases)
[edit] Payloads
[edit] FILO
[edit] Etherboot
[edit] Linux kernel
...
