Hi, On Monday 03 April 2006 11:47, Pavel Machek wrote: > > > I upgraded the kernel from 2.6.15 to 2.6.16 on my presario 2100. Both > > > kernels were compiled with the similar configuration files. Anyway I > > > found that suspend to disk (and resume) is much slower on 2.6.16 > > > compared to 2.6.15. Any idea for why that might happen or how can I > > > speed it up? There is also a big difference when suspending with the > > > laptop plugged or not.. > > > > This is because the size of the suspend image is now greater than > > for 2.6.15. > > > > There's the /sys/power/image_size knob that controls the size of the image. > > If you set it to 0 (eg. by echo 0 > /sys/power/image_size as root), the > > 2.6.15 behavior should be restored. However, if you set image_size > 0 > > it should improve the system responsiveness after resume. > > > > Please refer to Documentation/power/interface.txt in the kernel tree for > > details. > > If you don't mind, I have added it to the FAQ. ACK Rafael - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
