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 ...

learn more… | top users | synonyms

3
votes
1answer
43 views

Use same swap on two ubuntus with home encryption

I have 2 14.04 in dual boot, both with home encryption. I would like them to use the same swap partition. One has a working swap partition (/dev/mapper/cryptswap1), but the other doesn't pick up the ...
0
votes
2answers
986 views

What swapfile size to make? I have 4GB RAM [duplicate]

Very often I am out of memory and I noticed that I didn't have swapfile... What size should I choose? I have 4 RAM. All programs which I use are: Firefox, Thunderbird, Grive, Android Studio, that's ...
0
votes
1answer
81 views

System hangs, mountall fails

I'm really new to Ubuntu, Please excuse me if my question sounds stupid (also my bad English). To save disk space, I had formatted my windows installation, and somehow I was able to install Ubuntu ...
0
votes
1answer
185 views

How to resize swap (not just adding it) [duplicate]

I made Ubuntu 14.04 (64bit) in my VM and I gave it 350gb of my 1tb HDD space and I did it fixed (not dynamically allocated) and i did it as a VDI and in my settings I set it to read the space as a ...
0
votes
0answers
32 views

What negative consequences can come from disabling access time logging?

I'm using ubuntu 14.04 and I have a SSD hardrive on my Samsung series 9. I'm told to do stuff so that my SSD hardrive doesn't die young :) I have set my swappiness to 1 (from the default 60) to avoid ...
0
votes
1answer
69 views

Browser freezes frequently. Will it be a swap problem?

I am facing a problem with very slow browser apps, Wine games and Unity. I am using Ubuntu 14.04 on my Sandisk Cruzer 32GB flash drive. I have N53SV Laptop with 16 GB RAM and an nVidia card, and ...
0
votes
0answers
106 views

Removing a primary Swap partition and hibernation (working in OpenSuse but not Ubuntu 14.04)

I have installed Ubuntu 14.04 on my Thinkpad X230. I have 16GB of RAM therefore created a 17GB of Swap Partition during the installation. For some reason, my swap partition was not created properly, ...
2
votes
2answers
1k views

What is a “Swap Area”?

So I noticed this question has not been asked directly; What is this "Swap Area" people keep referring to when it comes to installing Ubuntu?
0
votes
0answers
39 views

Raw file system in Windows8 on dual boot system

I have recently installed Ubuntu Gnome 14.04 along side windows8. Everything works fine but the F: drive(487MB) is shown as RAW file system in Windows disk manager. Also every time I boot into ...
0
votes
2answers
589 views

Installing ubuntu in free space of extended partition: “You have not selected any partitions for use as swap space”

Here is a picture of my hdd's partition table : I wish to install Ubuntu in the free space shown in the below picture. However I don't understand how to configure the installation. I chose the ...
2
votes
0answers
85 views

huge cached memory, mostly freez system :(

I have a problem with system memory cache, i think it is bigger than normals. after 5-10 minute of usage, system become unusable and i must restart my "Asus X451-CA" laptop. this command ran upon user ...
1
vote
1answer
676 views

message disk drive for /dev/mapper/cryptswap1 is not ready yet or not present even after trying various options

I have tried the advice here: Puny geek including the last amendments. and here Askubuntu including the advice further down for 14.04 I am running Xubuntu 14.04 on an older system. I just upgraded ...
0
votes
1answer
77 views

Swap partition won't mount!

I'm using Ubuntu 14.0 32bit on my PC. When Ubuntu starts it won't mount swap partition and every time I have to enable it manually using GParted. /etc/fstab #/etc/fstab: static file system ...
0
votes
2answers
83 views

Swap partition get damaged when encrypted

I upgraded my system to Ubuntu 14.04LTS, I encrypted the home & the swap partition during the installation since it was already encrypted in the old version. But later I noticed swap partition is ...
2
votes
1answer
76 views

swap partion problem

I installed Ubuntu 14.04 from a DVD using 'Install alongside Windows 7. The whole installation went smoothly with no problem. When I restarted I got a message while showing Ubuntu logo: ...
0
votes
0answers
35 views

Issue regarding Swap in Ubuntu 14.04

As on my way of Ubuntu Installation, I have encountered an issue regarding swap area. I have selected the root area and i was trying to install Ubuntu on my Windows Disk partition everything was ...
1
vote
3answers
2k views

ubuntu 14.04 install with custom swap size using LVM?

I want to install ubuntu 14.04 with LVM and encryption. But the problem is that my computer has a large RAM (16GB) and a small SDD disk (60GB). So I think only a small amount of space for swap is ...
0
votes
0answers
37 views

deleted swap partition, WINDOWS doesn't work

Today i wanted to un install Kali, but i started from deleting swap partitions one 7.8gb and one 8.9gb (i did this in windows) I turned off the computer and to my surprise grub recovery came up. i ...
1
vote
1answer
166 views

After reboot swap turns off issue

I am using Ubuntu 14.04LTS. I have a problem with my swap partition. I resized swap with GParted. When partitioning, I had to turn swap partition off. After resizing it, I put it back to active (ON) ...
0
votes
1answer
595 views

Swappiness change results in problems

A couple days ago I changed the swappiness of the kernel from 60 to 30. I am having problems. On boot, I am seeing errors (in windows only; Unity and X.org still work fine as far as I know) that say ...
0
votes
0answers
25 views

Why does my laptop grayscreen after I reopen it?

I'm using an Intel Macbook on Ubuntu 12.04 with kernel version 3.11.0-26-generic The problem I've been having is that, when I close the laptop lid and reopen it the machine does not resume ...
16
votes
1answer
1k views

boot up problem (14.04 + GRUB + Swap + Nvidia) - with pictures

When I start my laptop, it takes as much as 7 tries to get past the place where the swap gets mounted; if anyone is looking over my shoulder then it becomes 15 tries! My laptop is a lenovo W520 with ...
1
vote
1answer
82 views

linux-swap turns swap off during turn off

When I found my system being too slow, I created a linux-swap with the help of gparted. It has helped me highly, providing a reliable processing speed without any blackening of my screen. But whenever ...
0
votes
1answer
413 views

swap partition shows as unknown in gparted

My swap partition does not seem to be operating properly. It worked fine yesterday, but seems to be inactive today. Per lsb_release -a, running Ubuntu 14.04 LTS trusty on a Compaq CQ62, dual booting ...
0
votes
0answers
153 views

Deleted linux swap, now booting to grub rescue

I just deleted my linux swap from gparted and used that to extend my main linux partition. Now I just boot into grub rescue. It seems like a simple fix in fstab but I'm not sure. Here's my fstab # ...
0
votes
4answers
987 views

Create Swap for Ubuntu 14.04 LTS [closed]

I'm using 2 GB RAM I've installed Ubuntu 14.04 LTS how much swap do I need to create?
-1
votes
1answer
244 views

What size should swap partition be if I want to hibernate later?

Since I'm installing Ubuntu for the first time ever (please don't shoot) i have no idea how large the swap partition should be. On the one hand, I know that people recommend "double the ram unless it ...
1
vote
1answer
158 views

Dynamic swap file like in Windows?

I would like to install Ubuntu to a 8GB USB stick so really don't have space for swap. I have 8GB RAM and the most memory intense apps I use are Firefox and LibreOffice. I don't use hibernate. I know ...
0
votes
1answer
35 views

No Swap - Easy Way To Add?

My Ubuntu has no swap space. Apparently you can run a swap file on an existing partition - is that true? I'd like to add one, but the online instructions are all rather complicated and require the ...
0
votes
2answers
93 views

Would increasing my swap partition's size benefit my computer's performance?

Apparently increasing the size of the swap should make my computer able to handle more applications because it can "push more data aside" into the swap. ...or will it make the computer hang more ...
0
votes
3answers
133 views

Is having swap on hard drive or sd card better?

I have a bunch of 16gb normal speed sdhc cards, so if I use them I'm not worried about them getting damaged, but I was wondering: is swap on a 7200rpm 320 gb hard drive that is also the drive ubuntu ...
0
votes
1answer
51 views

I can't do hibernate to my PC due to swap partition size is equal zero?

How can I do that swap partition without losing data when I used ~$ free -k The output was: total used free shared buffers cached Mem: 3891772 ...
1
vote
2answers
132 views

Swap not availlable

I have noticed that my swap is not available. This could explain why my computer freezes every so often when I am using it heavily. I installed 14.04 64-bit with an encrypted folder, which ...
2
votes
2answers
334 views

Shrink or remove swap with 4GB RAM and SSD?

I wasn't exactly sure so I created a swap partition 4100MB in size. Now I have swappiness at 0 and it's highly unlikely I'll ever need swap because I don't use any memory intensive apps. I also don't ...
0
votes
1answer
71 views

Swap Keys for Game

I want to swap Tab key with Left Shift key for playing Dota 2 from Steam. I swap the keycodes of the keys and works fine until I start the game. I push Tab (it should be shift to queue actions) but ...
2
votes
3answers
1k views

Why does my system use so much cache?

Previously, on my desktop computer running Ubuntu 14.04, I had 4GB RAM, which I thought should be plenty. However, after being on for a while, my computer would seem to get slow. I have a system ...
0
votes
2answers
90 views

Creating Swap Partition

Hello I am very new user of Linux. I am going to install Ubuntu 14.0.4 and have two questions: The partition in which the Ubuntu will be installed, what would be the partition type primary or ...
0
votes
1answer
323 views

Why did Ubuntu 14.04 create a 15.8GB swap partition?

I started with Windows 7 on 120GB SSD and Ubuntu 14.04 32bit installed on 60GB partition on separate 1TB HDD. I just did a fresh reinstall of 14.04 64bit on the 1TB HDD. In the installation set up ...
0
votes
1answer
35 views

Are all pages of a process loaded in swap file / partition?

"Swap space is the area on a hard disk which is part of the Virtual Memory of your machine, which is a combination of accessible physical memory (RAM) and the swap space" . According to a user now , ...
4
votes
1answer
3k views

zram vs zswap vs zcache Ultimate guide: when to use which one

What the hell are they? how are they different (I've written my understanding in an answer below) In the Zswap system, when a page is evicted from the zswap to the actual swap is it stored in a ...
0
votes
0answers
32 views

Swap partition missing or not found error? How do i solve this error?

No swap partition found. I get this error all the time and i have attached the picture of it. It appears when Ubuntu 12.04 is starting and i got no idea how to solve it. I did create a swap partition ...
1
vote
2answers
292 views

NAS running Ubuntu / Raid 5 / SSD cache

I'm about to setup a NAS - planned hardware so far: MB: ASUS P9D WS(*link1): sry, it's german, it says th MB supports Hot-Plug in AHCI or RAID Mode, supports Intel Smart Response (SSD Caching) CPU: ...
4
votes
3answers
1k views

Do I need a swap partition for every Linux distribution?

To install various Linux distributions on the same physical machine, do I need to add a swap partition for each distribution, or one will suffice for all?
0
votes
0answers
264 views

No swap in Xubuntu 14.04 LTE with full disk/system encryption

I'm a newbee to Linux. I installed Xubuntu 14.04 LTE on my 1.6GHz/2GB RAM/120 GB SSD HDD netbook. Everything goes smoothly, except I realized that during booting and logging in there was a warning ...
0
votes
3answers
215 views

No Swap Partition!

I'm in dire need of help. My system has become incredibly laggy and hardly usable. I have realised that this is because for some reason I'm running without virtual memory (this is not intentional). ...
0
votes
1answer
105 views

Creating a swap partition on an SSD with full encryption

Much to my surprise I recently found myself to lack a swap partition. Since (as is evident from the output of df, which I hereby repost) that I am running off a single encrypted volume, I was ...
0
votes
1answer
53 views

Hibernation/swap partition

I'm trying to enable hibernation on my laptop, a Dell XPS-13 (with a 256 GB SSD mounted as an encrypted volume). I was following the official documentation here and I attempted the "hibernation test" ...
1
vote
1answer
143 views

Swap partition showing unknown. Can I format it to ntfs or ext4 for keeping my files or this will cause problems to system? I don't need swap space

The gnome disk utility shows a partition with 3.1 GB is linux swap with unknown content. In a terminal running free command total swap shows 0. What does this mean? I don't need any swap space, so ...
0
votes
0answers
213 views

Swap partition on SSD with full encryption

I installed ubuntu 14.04 on my laptops SSD with full encryption enabled on installation and I just realized, that the installer created a swap partition. swapon shows me Filename Type ...
0
votes
1answer
138 views

Can't disable swap partition on USB persistence ubuntu 14.04 LTS

I created an ext2 partition for swap and I got it working fine. I'm new and just wanted to try it. But I don't want to blow up the USB flash, so I tried to disable it and it's not possible! I try ...