Messages in this thread | | | Date | Tue, 2 Dec 2014 15:46:15 +0100 | From | Pavel Machek <> | Subject | Re: Regression: suspend to ram completely broken since at least 3.13-rc5, works with 3.12. |
| |
Hi!
> with kernel 3.12.X with X tested up to .23 suspend to ram works > flawlessly. My machine suspends quickly and wakes up reliably, giving me > uptimes measured in weeks. > > Every kernel I tried between 3.13.0-rc5 and 3.16.7 on the other hand > shows this behaviour: > > IF suspend works it takes ages. Video blanks quickly, harddisks are > turned off, then it is stuck for a long time (more minute than tens of > seconds), and at some point suspends. > > Afterwards there is a 50% chance it will wake up. In that case: nothing > in dmesg. > If it does not wake up on pressing any button, I have to press power > button for a nice cold boot. > > Even if it does suspend and resume successfully, it will NOT suspend the > next time. Never. > > The much more likely failure mode looks like this: > It will blank video and turn of harddisks and then nothing happens. usb > dead, ps2 keyboard dead, no harddisk activity, fans are spinning, > mainboard is powered - and nothing happens. I can turn off or hit reset > button. > > Of course, after a reboot nothing will show up in the logs. > > So this is a severe regression. Box worked, it stopped working.
Any chance to do a bisect? Any chance to try with minimum drivers?
Pavel
| |