ACPI problems [was: Long boot delay "Mounting Root Filesystem"]

[Paul Sladen]

On Wed, 2 Aug 2006, David Abrahams wrote:

> > I have similar problems with my Fujitsu Siemens S7020D
> Here's where I see my delay:
>    [17179578.776000] ACPI: PCI Interrupt 0000:00:1f.2[B] -> GSI 16 (level, low) -> IRQ 169
> ** long delay right here **
>    [17179687.396000] ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 4 ports 1.5 Gbps 0x1 impl SATA mode
>    [17179687.396000] ahci 0000:00:1f.2: flags: 64bit ncq pm led clo pio slum part
>    [17179687.396000] ata1: SATA max UDMA/133 cmd 0xF884C500 ctl 0x0 bmdma 0x0 irq 66

This looks exactly like:

  https://launchpad.net/bugs/52689

can you add your reports there.

> All of these lines were preceded by "Aug 2 09:34:31 localhost
> kernel:".  I don't know what _that_ means; it sure doesn't reflect
> real time!

Maybe it's the time in GMT!  :)  'localhost' is the name of the machine, so
that when you have logs from lots of computers you can tell which one it
came from.  'kernel' is the name of the program/service that generated the
message.

	-Paul
-- 
High on a tall bridge, surrounded by noisy lorries.  Lincoln, GB