On Thu, May 17, 2012 at 10:27:55PM +0200, Reindl Harald wrote: > >> i live in the world where someone starts his work in the > >> morining and powers on his computer once each day and > >> have all other machines running 365/7/24 > >> > >> waking up from suspend to disk takes much longer as a cold start > > > > Can you provide some data to back this up? When I suspend my laptop it > > is far, far quicker to restore than a cold boot. > > yes Okay, I was asking you to actually provide that data, Reindl. ;) > > A suspend-to-usable operation is on the order of seconds > > reading 16 GB RAm image in seconds? > not with slow disks Yep. My laptop (Lenovo Thinkpad W510+) goes from suspend to running in a few seconds. Hibernate's been broken in F17 for me so no stats there ATM (which is why I'm interested in this thread). > > A cold boot is 10s of seconds. > > currently 25 seconds including a lot of services > not used on a typical end-user machine Not so quickly for me. Granted my swap and home partitions are encrypted, but the password entry is hard a second or two during the boot process. > >> and even if this is not interesting my expierience with applications > >> and services having open network connections is that it sucks if they > >> are woken up in another network > > > > The machine should be able to handle it like any other interruption to > > networking (network down, switching APs, etc.). If it doesn't then > > that's a separate problem to be solved. > > depends on your environment > > if you are connected to a lot of LAn services and wake > up the machine on another location where they are all > not available or have different IPs it is not funny Still, that's an issue separate from hibernating or suspending a machine that should be handled similar to any other network interruption scenario. -- Darryl L. Pierce, Sr. Software Engineer @ Red Hat, Inc. Delivering value year after year. Red Hat ranks #1 in value among software vendors. http://www.redhat.com/promo/vendor/
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