Re: [Bug #13306] hibernate slow on _second_ run

Rafael J. Wysocki
2009-06-03T21:51:01Z

On Wednesday 03 June 2009, Johannes Berg wrote:
> [can you please turn off html email?]

Yes, sorry. I didn't notice that my mailer sneakily started to add HTML
"alternative" to every message.

> > Can you please send me /proc/interrupts from the affected box?
>
> $ cat /proc/interrupts
> CPU0 CPU1
> 0: 1820687 0 IO-APIC-edge timer
> 7: 1 0 IO-APIC-edge
> 9: 38721 0 IO-APIC-fasteoi acpi
> 16: 940 0 IO-APIC-fasteoi HDA Intel
> 17: 517 0 IO-APIC-fasteoi ohci_hcd:usb4
> 18: 289829 0 IO-APIC-fasteoi ohci_hcd:usb3
> 19: 2035671 0 IO-APIC-fasteoi ehci_hcd:usb2
> 20: 32 0 IO-APIC-fasteoi ehci_hcd:usb1
> 25: 515569 0 PCI-MSI-edge ahci
> 26: 0 0 PCI-MSI-edge eth0
> NMI: 0 0 Non-maskable interrupts
> LOC: 152936 638337 Local timer interrupts
> SPU: 0 0 Spurious interrupts
> RES: 317238 581858 Rescheduling interrupts
> CAL: 43 128 Function call interrupts
> TLB: 60645 53553 TLB shootdowns
> TRM: 0 0 Thermal event interrupts
> THR: 0 0 Threshold APIC interrupts
> ERR: 1
> MIS: 0

Hmm. The patch shouldn't matter for this box, except for one thing:
check_irq_resend() on resume. Interesting.

Rafael