Unix systems, and other Unix-like operating systems, use the term "swap" to describe both the act of moving memory pages between RAM and disk, and the region of a disk the pages are stored on. In some of those systems, it is common to use a separate whole partition of a hard disk for swapping. These ...

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2answers
96 views

Swap Files slowing down games

I have a 16 GB Alienware M17X, and every time I try to play a game the game will run perfectly for a minute or so but then the game starts to lag. Now I believe this is a swap file problem. So does ...
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1answer
288 views

I deleted swap partition, what more I should do?

Well I deleted my swap partition using gparted just because I needed one more primary partition and the swap was the 4th, that is the maximum number of primary partitions. I think I don't need it ...
5
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1answer
3k views

How do I setup an encrypted swap file?

When I installed Ubuntu, I setup an encrypted home partition. Now I have come to an issue where I am running out of memory because I haven't setup swap. How can I setup an encrypted swap file? A ...
2
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2answers
2k views

What is swap and usage?

My question is what is swap? I am planning to install Ubuntu 12.10 version. I have 2.5 gigabytes of ram and want to use it all. How do I do the right way. I plan to use 500 gigabytes and a Sempron ...
1
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0answers
67 views

How to limit unattended-upgrades swap io usage

I have a daily spike in swap IO usage at the same that unattended-upgrades runs. Besides that time of day, swap IO is rarely used. I recently tried to uncomment these settings: ...
1
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1answer
633 views

Unable to resume from hibernation on boot- restarts instead of resuming

After fiddling around a lot with Rhythmbox and Banshee one day, I had to xkill them and logout a few times, and I think I remember seeing some error message asking for the keyring. I entered my ...
1
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1answer
119 views

PC is not detecting any boot drive. How to fix this?

I used gparted to shrink the swap space and add it to the drive that had Ubuntu installed in it from Live boot. After doing so, I restarted the computer and then found a black screen saying just this: ...
3
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2answers
3k views

Should swap and RAID-1 mix?

I have a box with a small RAID-1 array being used for swap space. I only did this since I was setting up mirrors for every other partition in the system. Today I read this question and it prompted ...
0
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1answer
548 views

Change swap size after upgrade

I have just upgraded my cpu/mobo/RAM and I would like to now increase the swap size without having to reformat my entire drive. Is this possible? My hard drive set up is as follows. mount ...
0
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1answer
643 views

Messed up swap on clean install of Xubuntu 12.10

I did a clean install 32 bit Xubuntu using manual partitioning on 1TB drive. The swap partition is missing and the large lvm size cannot be changed using gparted. I want to reduce the size in order ...
0
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0answers
126 views

Ubuntu Server 12.04 lts installation error

I`m trying to install Ubuntu Server 12.04 lts from usb stick. When is the partition section in installation I choose use whole disk or something like that... Then comes an error that says swap volume ...
5
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3answers
6k views

Ubuntu 12.04 increase swap [duplicate]

I have installed a Unbuntu 12.04 and want to increase my swap size from 1Gb to 4Gb can anyone tell how to do this? /dev/sda5 partition 1046524 568284 -1
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1answer
237 views

Cannot format swap

I was installing ubuntu 12.04 to the side of windows 7 to my friends' computer when I came across the partitioning of the HDD. By accident, I selected swap as the whole partition, which I intended on ...
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1answer
2k views

Dual boot Windows 7 and Ubuntu 12.04, facing partition issues

I have just bought a new PC having Windows 7 installed, it has 500 GB disk space. Attached is the screen shot of the disk management C:-Installed Windows 97.5 GB D:- Kept required data 195.31 GB ...
0
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0answers
149 views

Does Ubuntu employ ephemeral swap encryption keys?

When at installation the Encrypt Home Folder is checked, will the swap file get encrypted and if so, is the encryption based on ephemeral keys? A key being "ephemeral", does it mean it is redefined ...
4
votes
2answers
3k views

Why does ubuntu use swap when there is enough free memory? [duplicate]

While running Virtual Box my system is accessing the hard drive a lot and running slowly. When I checked system resources using System Monitor it shows processor usage at 15%, RAM usage at 65% and ...
0
votes
1answer
574 views

permission denied on key while trying to change the swappiness- Ubuntu 12.10

How to change the swappiness of my 12.10 Ubuntu System from 60 to 10. Getting response as permission denied:- Steps - I am following are below: neeta@neeta-desktop:~$ cat /proc/sys/vm/swappiness ...
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0answers
35 views

Swap never used. Should I delete it? [duplicate]

Possible Duplicate: Importance of Swap Partition I have an extended partition with 32GB assigned, 4.3GB goes to swap and the rest is formated as ext4. From time to time I open the system ...
3
votes
2answers
255 views

ZFS partition as swap

I'm using native-zfs and was wondering if there is a way to use a ZFS partition for SWAP. I'm running my server off of a thumbdrive and thought that would be a good way to speed it up a little bit.
1
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2answers
2k views

how to modify size of swap with a lvm partition?

I'm trying to add/modify a swap partition on my LVM-formatted hard disk by using GParted from a LiveCD. I only see one big partition taking up the whole disk. Is there a hidden swap? Does an ...
0
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2answers
5k views

how much do i need for swap area? [duplicate]

Possible Duplicate: what is SWAP and how large a swap partition should I create? i have the .iso file of ubuntu 12.10 and i mount in on my flash drive using universal usb installer,i also ...
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0answers
33 views

Guide for encypting swap

I am trying to encrypt my swap but having difficulty finding a definitive guide. Also, the command 'sudo apt-get install ecryptfs-utils' does not work. Thank you
1
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0answers
73 views

Change Swap Amount to Hibernate in WUBI [duplicate]

Possible Duplicate: How do I enable hibernation on Wubi? I would like to hibernate when I get critical battery, I could do this in Windows, but the option is disabled in Ubuntu. I ...
2
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2answers
2k views

Cryptswap boot error - can't mount?

I believe i have my swap set up but am not sure because on start up it says that it is something along the lines of "could not mount /dev/mapper/cryptswap1 M for manual S for skip". But it appears to ...
4
votes
1answer
338 views

Is my swap encrypted or not?

I chose to encrypt the home folder while installing Lubuntu 12.10 (64-bit), but after that, sometimes I get error that the system "cannot find /dev/mapper/cryptswap1 wait for mount or cancel at splash ...
2
votes
1answer
972 views

Boot-Repair after messing up NTFS partition

I posted this question explaining what happened after I tried to create a new swap partition on a Win/Ubuntu dual-boot machine. I have since created a live-boot USB and installed Boot-Repair. I had it ...
0
votes
1answer
76 views

Open Ubuntu 'Disks' in sudo mode?

I have the annoying problem with 12.10 that it lists the extended partition containing my SWAP in nautilus (labeled "Ubuntu 12.10 i386"), so I want to open up disks to check off the 'Show in User ...
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vote
0answers
72 views

Couln't hibernate

I couldn't hibernate my system due to insufficient swap memory. Hence, I created a swap partition with the size twice of my RAM. However, when I tried to activate the partition and open fstab file, ...
2
votes
1answer
303 views

Activate swap by default

I installed Ubuntu 11.04 Natty and I set a partition for swap about 900 MB. Afterthat, I installed Kubuntu 12.10 Quantal, repartitioned my hard disk so I had 2048 MB swap (replaced 900 MB swap ...
2
votes
0answers
633 views

GParted 'NTFS signature missing' when creating new swap partition [closed]

I followed the instructions in this thread to create a new swap partition post-installation. My /var/tmp/fstab file currently has the following in it: /host/ubuntu/disks/swap.disk none swap ...
0
votes
2answers
221 views

swap area provided during installation then converted it to ntfs, any problem? [duplicate]

Possible Duplicate: Is it safe to turn swap off permanently? In my PC there is two OS, windows7 and Ubuntu . I installed Ubuntu after the installation of Windows 7. During installation i ...
15
votes
1answer
12k views

How do I disable swap?

I have some sensitive data in ram that i prefer not to be on disk. How do i disable swap? I have more then enough ram. If ram gets too high i have no problems with processes being terminated. How do I ...
0
votes
0answers
122 views

Nautilus trying to mount SWAP?

In my nautilus, I have this annoying drive labeled "Ubuntu 12.10 i386" and when you click on it, it gives the 'cannot mount' error. With a little GParted research, I found out that its the Extended ...
2
votes
1answer
293 views

Ubuntu 12.04 directory is full and won't boot

I tried to restore some permanently deleted files from my external hard drive the other day, but I didn't take into account the fact that my home folder had not so much free space left and now it's ...
7
votes
2answers
391 views

Swap, Swapiness and Standby: swapping starts when waking up

I'm running Ubuntu 12.04 on a Lenovo W500 (Core2Duo T9400, 4GB Ram) Current kernel: 3.2.0-32-generic #51-Ubuntu SMP Wed Sep 26 21:33:09 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux -- but the problems ...
1
vote
2answers
618 views

Error -12 hibernation image. Not enough free memory (sometimes)

I am having a problem with hibernation in Ubuntu 12.10, it had worked fine in 12.04. When I try and hibernate it sometimes appears to hibernate throws up an error and returns me to the desktop. The ...
2
votes
1answer
192 views

No swap after moving/resizing partitions

I recently did a fresh install of Ubuntu 12.04 andpurposly got rid of my windows partition and my original swap partition in the process. Now my system won't see any swap space. My partition table is ...
1
vote
1answer
1k views

ubuntu 12.10.zram-config or zramswap-enabler?Which is better?

Which of this two are better for upstarting the zram?zram-config is available at software center.The other one is from ppa.
2
votes
1answer
537 views

Is my computer slow due to lack of swap

A few months ago, I installed Ubuntu 12.04 alongside with Windows 7 on my Asus EEE-PC 1015bx. It has a tendency of freezing and when trying to investigate I found that a swap partition of only 256 MB ...
0
votes
1answer
260 views

How to monitor swap activity on desktop in real time (preferrably separately for each swap device)

It would be informative to know in real-time the swap activity (number of reads and writes per minute or similar measure). I intend to use it with conky. I can gather similar statistics by vmstat or ...
1
vote
2answers
195 views

What happens to my Swap space if I choose to replace Windows with Ubuntu?

When I install Ubuntu 12.04, I'll be presented with three options: install Ubuntu alongside Windows, replace Windows with Ubuntu and something else. If I choose 'replace Windows', then I cannot ...
1
vote
0answers
71 views

Deferred swap files

I'm using a dual boot system with wubi so I have a swap file on /host/ubuntu/disks/swap.disk But I have also found Windows' own swap file and hibernate file are fine swap files, except they need to ...
2
votes
1answer
375 views

Hibernation to a swap file 12.04, fragfile output

I've been trying for some time now, to get hibernation working in 12.04 on my Dell XPS17. I dual-boot Windows 7 and Ubuntu, each having their own partition and one shared partition for all my data and ...
0
votes
1answer
5k views

How to Assign Swap space for Ubuntu 12.04LTS? [duplicate]

Possible Duplicate: Adding swap partition after system installation I have total 4 drives. The primary one is of type ext3 (ubuntu with 20GB free) and other 3 partitions are NTFS ...
7
votes
2answers
4k views

“Swap not available” - I must manually “swapon” after every reboot

I am on Ubuntu 12.04, Thinkpad Edge 13, encrypted home. A message in the System Monitor tells me that swap is "not available". I can get it back using the swapon option in gparted (I thought I could ...
3
votes
0answers
514 views

No swap space. encrypted swap in crypttab not created

Today I discovered that my Ubuntu 12.04LTS doesn't have any swap-space. I installed this system from scratch only some weeks ago. I encrypted all the partitions to me needs. I didn't install any swap ...
2
votes
2answers
2k views

Changing swappiness in sysctl.conf doesn't work for me

I'm using 12.04 LTS and can sudo sysctl to set swappiness to 10, but adding vm.swappiness=10 to sysctl.conf doesn't work for me - after I reboot, swappiness still reports 60 (default) I'd like to be ...
1
vote
1answer
1k views

How to restore a partition that has been accidentally converted to a swap area

I was trying to install ubuntu manually from my external hard drive(which has ubuntu installed in it) to my internal hard drive.I created the swap area using mkswap command in a wrong partition(my ...
1
vote
2answers
147 views

Cant set up Swap Memory

My system was recently locking up, and I realized that all my ram was all used up. I then inserted an old Hard drive and made an 8gb swap partition to compensate. Swap memory is "not avaliable" which ...
0
votes
2answers
617 views

Ubuntu-Fedora dual-boot: Set up swap partitions for simultaneous hibernation?

I want to install another Linux distribution (Fedora) besides Ubuntu 12.04 on my laptop. As I like to hibernate my system and as I want to use this feature on both installed Linux distributions, how ...