Hibernating enables faster bootup times coupled with the power savings of a complete power-off. However, many computers do not support Linux hibernation and so it is not enabled by default in Ubuntu 12.04 and 12.10.

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hibernation fail on compaq 510

I have been tried to command hibernate in ubuntu 12.04. but it's fail because not enough swap memory (or not). please help me, I'm using compaq 510, 26 GB hardisk (have Windows 7). and because of fail ...
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2answers
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12.04 rebooting after suspend to disk

I've got a problem with suspend to disk in ubuntu 12.04 (it worked perfectly in 11.10). I've installed the pm-utils package, but whenever I issue: sudo pm-hibernate it appears the screen that ...
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0answers
479 views

How much swap do I really need? [duplicate]

Possible Duplicate: I have 16GB RAM. Do I need 32GB swap? I have a 4 GB RAM and 300 GB HDD with 8 GB of it as a Swap partition. I'm running 12.04 with hibernate enabled. How much swap do I ...
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3answers
277 views

Why hibernate command in 12.04 hibernates temporarily and restarts my PC?

Hibernate worked fine for my system in previous 10.10, 11.04 versions. I recently upgraded to 12.04. I did not see any hibernate command in the menu. I did the change proposed in another askubuntu ...
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1answer
786 views

How to make Lenovo Ideapad S10-3s netbook hibernate?

My Lenovo Ideapad S10-3s, which is using Ubuntu 12.04 LTS, does not hibernate. The error message shown is PM: Not enough free swap, although my swap is around 3GB and my RAM only around 1GB. How can ...
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1answer
4k views

I cannot use hibernate/sleep in Ubuntu 12.04 [duplicate]

Possible Duplicate: How to enable hibernation in 12.04? I have 3.9 gb of RAM,261 gb of HDD, and 3.9 gb of swap (Toshiba laptop). The problem is that I cannot Hibernate OR Sleep the laptop ...
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5answers
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Re: Cannot suspend or hibernate Asus desktop ubuntu 12.04

I upgraded to ubuntu 12.04 last week and although pleased with the release I'm disappointed that the suspend and hibernate features are not working. I've got an ASUS desktop with a AMD Athlon(tm) 64 ...
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6answers
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Fix hibernate on Thinkpad X60 with 12.04 Precise Pangolin

I own a ThinkPad X60, hibernate used to work on 10.04 Lucid Lynx, but no longer works correctly on 12.04. I am aware of how to enable hibernate in Power Manager. The problem here is, in the default ...
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1answer
1k views

How do I disable the Hibernate option in the power menu?

I tried reactivating the hibernate option when it was disabled, i tested sudo pm-hibernate and it was ok, but after that when i hibernate this appears "not enough free swap". so i would like to ...
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0answers
578 views

Is wake up from standby possible via script or schedule? [duplicate]

Is it possible to cause Ubuntu to resume from standby or sleep mode to run a scheduled task like at job/crontab? (hibernation seems to be ruled out in another question) Can a script be written that: ...
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1answer
599 views

Hibernate was working on 11.10 and is not anymore on 12.04 [duplicate]

Possible Duplicate: How to enable hibernation in 12.04? I have a Thinkpad T400s which was using Ubuntu 11.10 until yesterday. I never shut down the system and was using hibernate constantly ...
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0answers
157 views

How can I activate Hibernate on Ubuntu 12.04? [duplicate]

Possible Duplicate: How to enable hibernation in 12.04? I cannot select the option to Hibernate under Energy settings. Is there a way to put it back? (it worked on Ubuntu 11.10 :( )
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1answer
2k views

Package power limit notification?

I started receiving this error recently when I hibernate my Ubuntu 11.10: CPU 4: Package power limit motications (total events: 988) etc for all my 8 cpus/threads. My configuration is such with ...
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2answers
168 views

Why does waking from hibernate take nearly ten minutes on 11.10?

Im running 11.10 64bit on a Dell XPS 15 L502x laptop. It uses an i5 proc and has 16Gb ram. Whenever I close the lid on the laptop I have it set to hibernate as I want to continue whatever I was ...
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0answers
496 views

Hibernate Issues, Ubuntu 11.10 [closed]

I am having issues hibernating my machine (I'm running ubuntu 11.10). I initially thought it was lack of swap space that was the issue but after following the instructions outlined in ...
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2answers
1k views

How do you hibernate/suspend Ubuntu like Windows or both at the same time?

I'm using an ASUS laptop with Windows 7, and I just installed Ubuntu alongside Windows yesterday, using the no-risk option. I noticed, though, that I can't hibernate Ubuntu the way I did with Windows ...
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1answer
416 views

How do I make sound automatically mute after returning from hibernation or suspend?

I want to make my speakers and headphone jack automatically mute when I return from hibernation/suspend, or maybe mute right before I hibernate/suspend. Now I could write a script to do that, but I ...
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2answers
509 views

Swap partition is not recognized

I think this problem might be related to this one: Failing to recover from hibernate Basically, as soon as ive installed ubuntu, using the automatic partitioning, if i run gparted and look at my ...
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4answers
1k views

Error 12 - creating hibernation image - not enough free memory

Ubuntu 11.10 Thinkpad T61p with 120 GB free disk space and 2 GB memory. I got this error message while trying to activate hibernation mode. Not enough free memory Error 12 - creating hibernation ...
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2answers
1k views

Dualboot ubuntu 11.10 and windows 7. Want to make sure grub resume the right OS after hibernate

I installed windows7 and ubuntu 11.10 on my asus laptop. I have a large data partition (NTFS) shared by both OS, so I want the laptop wake up to the original OS after hibernate. However, GRUB ...
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3answers
2k views

How to configure motherboard to allow suspension

My computer is unable to suspend/hibernate on Ubuntu 11.10. Some people told me that probable had to do with my bios setting, that I should set my ACPI settings to S3. The problem is that I can't ...
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6answers
31k views

Hibernate missing from power menu and when I press laptop power button

When I upgraded from 11.10 to 12.04 my Ubuntu power menu has lost the ability to hibernate. Is there a way to add that back in, or is this default for 12.04?
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1answer
1k views

How can I make my PC hibernate when idle?

My Ubuntu 11.10 desktop has an option to suspend when inactive (under System Settings > Power) but no option to hibernate. How can I hibernate it after a period of inactivity?
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2answers
2k views

Cannot resume from hibernate (s2disk)

I seem to be able to hibernate OK using s2disk, but when I switch the laptop back on, it seems to hang half-way through the "resuming" menu. The splash screen looks healthy, it seems to be trying to ...
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1answer
359 views

After closing and reopening laptop Ubuntu has blank screen with some text [closed]

Whenever I close my laptop and reopen it I am greeted with a black screen with the text: starting configure network device security stopping save kernel message starting bluetooth pulseaudio ...
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2answers
94 views

Small doubts partitions in Ubuntu, please help

I have two small questions: I want to erase "Windows 7 - 64-bit", by using Ubuntu 10.11 on the entire hard drive, but I don't want to delete my /home/ dir, so is it necessary to delete all ...
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0answers
454 views

How to enable Hibernate in 12.04? (Again) [duplicate]

Possible Duplicate: How to enable Hibernate in 12.04? I just installed the new 12.04 beta on my Lenovo Ideapad U450. According to this thread Whither hybrid suspend? hibernate and suspend ...
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0answers
259 views

How to enable Hibernate in 12.04? [duplicate]

Possible Duplicate: How to modify policykit to allow hibernation in upower? I just installed the new 12.04 beta on my Lenovo Ideapad U450. According to this thread Whither hybrid suspend? ...
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1answer
73 views

Desktop won't power back up

After I tried using the hibernate feature for the first time (to save power/money), now I can't get it to power back on.. I have the latest Ubuntu version, with a home built "Frankenbox" using a ...
2
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1answer
260 views

Autodim does not un-dim when I start using the computer again

On my MacBook 2,1 with Ubuntu 11.10, whenever I leave the computer alone for five minutes, it blacks out and wont respond to any keypresses or even the power button. UPDATE: It was the autodim ...
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2answers
733 views

Asus K53E wont hibernate/suspend

I just recently installed ubuntu 11.10 on my laptop. everything works great however when I get it to hibernate my screen turns black but still backlit and my cpu is still running. How can I fix this?
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387 views

Hibernation stalls [closed]

To start, I installed Ubuntu 11.10, I disliked Unity and then installed the Xubuntu session on top of it. I only say this to make you understand that I have this problem in both sessions. Whenever I ...
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2answers
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Problem with Hibernate on Ubuntu 11.10 slow

I installed Ubuntu 11.10 on my machine and I notice several problems with the Hibernate functionality. When I use s2disk/pm-hibernate, I see an embarrassingly slow wakeup from the hibernate state. I ...
0
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2answers
574 views

Ubuntu turns off instead of suspend / sleeping [closed]

I'm using Ubuntu 11.10 on my notebook as the main OS. How ever, I've been facing a serious problem: Every time I try to suspend it, or it just stays idle for a while, the computer shuts down, instead ...
307
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8answers
248k views

How to enable hibernation?

In Ubuntu 12.04 and newer, hibernation has been disabled by default in policykit. How can I enable this back?
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1answer
467 views

How do I hibernate my computer?

I tried the command sudo s2disk but the OS said command not found so I went and installed sudo apt-get install uswsusp now the command worked, and the computer did hibernate, but it failed to ...
4
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2answers
3k views

When Shutting down or hibernating it just goes to the login screen [duplicate]

Possible Duplicate: I can’t shut down nor reboot without console Title says all. When I choose shut down or hibernate if my computer has been on a while, it just goes to the log-in screen. ...
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2answers
2k views

Hibernate on power button - login screen

Every once in a while my SO-User (significant other user) leaves the computer but doesn't hibernate it. I want to push the power button to save some energy, but as I'm not in her session, the computer ...
4
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1answer
1k views

How do I disable the lock screen when resuming from suspend or hibernate without losing ability to lock screen manually?

I would like to bypass the password prompt after resuming from suspend or hibernate in Ubuntu 11.10. I tried: gsettings set org.gnome.desktop.lockdown disable-lock-screen 'true' But doing so I ...
2
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1answer
766 views

Not enough swap space to hibernate?

It seems that I have enough though; maybe it's not automatic swap mounting? Any help on getting hibernate working is appreciated.
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1answer
327 views

does bigger SWAP partition area helps faster “Suspend \ hibernate ”?

When I suspend my computer it stores everything on RAM on hard-disk and reloads it back to RAM when I start my computer again does this data gets stored in SWAP area ? will having a 1 GB swap ...
2
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0answers
382 views

My computer goes to sleep for no reason while I'm using it [closed]

My computer will go to sleep for no reason. It did so two minutes ago while I was using my mouse to navigate the Internet. It had power. Also, sometimes I am suddenly unable to select anything in a ...
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2answers
722 views

Lenovo S12 fails to hibernate, won't turn off and won't restore session, what to do?

My Lenovo S12 (Intel Atom) running 11.10 Unity desktop will not hibernate. If I use the Shutdown/Hibernate option, it will go to a blank screen with an flashing underscore cursor in the upper left ...
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2answers
410 views

Thinkpad Edge 15 - Wake from hibernation issues after upgrade to 11.10

After upgrading Ubuntu from 10.10 to 11.10 (though 11.04) the hibernation fails once in a while. With 10.10 I used uswsusp - it does not work at all on 11.10 (uninstalled) so I use ordinary swsusp. ...
2
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0answers
574 views

Failing to recover from hibernate [closed]

Im having a problem with ubuntu, its not recovering from hibernate. The system will actually hibernate correctly (ive installed uspwsusp so i can see whats happening), but when i restart my laptop, ...
4
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3answers
993 views

Ubuntu needs Swap, Why not Windows?

Ive learned that one should allot a swap space inorder to have Hibernate option in Ubuntu, Why isnt it same with Windows? My Win 7 doesnt have any Swap space but still hibernates without a glitch.
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2answers
2k views

How do I create a swap partition for hibernation?

While installing Ubuntu 11.10 a months ago I had not allotted any swap space, I now came to know that there would be no Hibernate option without Swap space. Is it possible to do it Now?, What if the ...
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0answers
288 views

Why can't I hibernate using uswsusp if freeplain or some websites are open? [closed]

I installed uswsusp on my laptop to hibernate faster, which works most of the time, but whenever I have freeplane (and some websites in Firefox, can't recall which ones but can probably find some) it ...
2
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1answer
3k views

Why is this in my fstab /dev/mapper/cryptswap1?

With my new Ubuntu 11.10, I have, I was not able to hibernate my system. When I checked if I have alloted enough swap space, I found the following lines in my fstab. # swap was on /dev/sda7 during ...
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1answer
1k views

How to change keyboard sleep button to hibernate?

I have a keyboard with a "sleep" button that does indeed make my computer go to sleep. The problem is that Ubuntu can't really handle sleep on my computer, causing it go into a non-responsive mode, ...