On Sun, Jun 28, 2015 at 10:40:42AM +0900, Masao Uebayashi wrote: > On Sat, Jun 27, 2015 at 10:33:50PM +0200, David Dahlberg wrote: > > > > > > > Am 27.06.2015 um 05:37 schrieb Masao Uebayashi <uebay...@tombiinc.com>: > > > > > > - ZZZ > > > - Disabling TPM doesn't help hibernation. > > > - I tried disabling various devices (iwm, em, xhci, ehci, ...). Didn't > > > help instability of hibernation. > > > - Most failures are not recognizing hibernation (`/ was not properly > > > unmounted') > > > - Unhibernation succeeds when you are really lucky. :) > > > > Cannot confirm this here. Unhibernation works fine. Did you disable that > > "Intel Rapid Start" thingy in the BIOS' "Power" settings? > > Do you mean hibernation has never failed there? That's great. > > I've disabled "Rapid Start" and "Security Chip" in BIOS.
Disabling "Intel(R) AMT" and "Intel(R) NFF" seeems to make ZZZ very reliable. Those BIOS functions seem to have been added lately. From BIOS "Main" menu of mine: > UEFI BIOS Version N14ET29W (1.07 ) > UEFI BIOS Date (Year-Month-Day) 2015-05-08 > Embedded Controller Version N14HT30W (1.03 ) > ME Firmware Version 10.0.29.1000 > Machine Type Model 20BSCT01WW :
