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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3k views

On Boot: “The disk drive for UUID=… is not ready yet or not present”

I long ago deleted and disabled my swap partition but I still get the error The disk drive for UUID=d4b17eae-c547-4d02-8d1d-0279069d35f0 is not ready yet or not present when booting and it is ...
8
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2answers
229 views

Swap vanished after reboot

I have installed Kubuntu 14.04 with an encrypted home directory. Although I had swap set up during the install, the swap space was not there after installing. This has happened to many people, there ...
0
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1answer
207 views

Ubuntu installation after windows - /root, /home, /swap

I'm still trying to use Ubuntu, so after 3 weeks and few formats I have a new windows and I'm trying to install ubuntu. I'd like to share one partition with windows so I found this article and I'm up ...
2
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2answers
800 views

Swap Space Allocation Problem

I have a single 160 GB physical hard drive. I have Windows 8.1 installed on 100 GB (Local Disk C:). I left the remaining 60 GB as unallocated space for Ubuntu installation. Now, the problem is that ...
0
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0answers
18 views

Swap area verification table [duplicate]

I have only one OS in my PC -- UBUNTU. I wish to double the RAM. So, if I got a table to verify the size of the swap area space, it would be very useful (without going deep into the details); ...
2
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1answer
1k views

MOTD - show memory usage, 50-landscape-sysinfo without swap info

I would like to display the MOTD without swap info, because my machine does not have swap. I have found the link ls /etc/update-motd.d/50-landscape-sysinfo which points to the file ...
2
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0answers
294 views

Chromium build fails due to `out of memory` allocation

I am trying to build chromium content_shell. But it fails at the last linking stage because of out of memory. Error Log: [1/1] LINK content_shell ... /usr/bin/ld: out of memory allocating ...
0
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3answers
209 views

14.04 crashes after couple hours. Lose control of OS and CPU goes into overdrive

I just installed Ubuntu 14.04 on a Dell Vostro 220s with Intel Pentium. I am trying to figure out if this problem is normal.. should I wait out the hang. After a couple hours, I will lose control of ...
2
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2answers
1k views

Lost Swap Partition

I set up a new Ubuntu Partition a few days ago. Yesterday I installed the Kubuntu-Desktop to replace the Unity thing. Since I installed the new desktop the Linux-Swap partition won't work anymore and ...
0
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2answers
267 views

Create randomly encrypted swap when installing 14.04.1?

How do I create a randomly encrypted swap partition when doing a clean install of 14.04.1? This option was available in the text-based partman in 12.04, but I can't find it in the graphical partition ...
2
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1answer
110 views

Ubuntu doesn't save state after hibernation

As of yesterday, I had been using Ubuntu 14.04 with a 3GB swap-space. However, I was finding that I was unable to hibernate if I had more than 3GB of RAM in-use. So, I booted on a LiveUSB of Gparted, ...
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0answers
250 views

TuxOnIce hibernate error “seeking to free XXXXMB of memory” on Ubuntu 14.04

My desktop PC did not support for hibernate on Ubuntu 14.04. Therefore, I installed TuxOnIce (kernale 3.13.0-36-generic-tuxonice) to enable hibernate feature. Now, the hibernate feature works fine on ...
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1answer
52 views

No swap installed. Why is swap value still 60?

I purposely installed 14.04.01 LTS with no swap partition because I do not require it for what I do. Just curious why cat /proc/sys/vm/swappiness still produces a value of 60. I'm considering ...
0
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2answers
783 views

Ubuntu 14.04 LTS suddenly slowed down

I have been using 14.04 LTS for a couple of months and it run perfectly. It suddenly slowed down like hell. I find a sloution by decreasing swapping from 60 to 10. But if swapping at 60 was really a ...
1
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1answer
772 views

Reboot hang on “Adding 4051964K swap on /dev/sda5. Priority:-1 extents:1 across 4051964K FS”

my Ubuntu12.04.5 server edition. DO warmboot that hang on "Adding 4051964K swap on /dev/sda5. Priority:-1 extents:1 across 4051964K FS". What happen of my computer?
0
votes
1answer
70 views

Forget to configure a separate partition for /home

I recently installed Ubuntu, manually partitioning the hard disk. I created a 16GB partition for / (root), and a swap partition, with 226GB free that I intended to use for /home, but I forgot to add ...
0
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2answers
5k views

Problem removing swap partition

I have a SanDisk SSD U100 124GB. When I installed Ubuntu 14.04 I partitioned as: - 250mb boot; - 4gb swap; - the rest ext4. Some times later, I removed the swap partition in order to merge it ...
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1answer
127 views

Problem with Swap file Ubuntu 14.04

I have created a new user, write on /etc/sudoers - echo '<USERNAME> ALL=(ALL:ALL) ALL' , then I login my new user, and try to swap files with the following command: sudo dd if=/dev/zero ...
0
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1answer
121 views

Why the swap partition? [duplicate]

I always encrypt my Ubuntu installations. Currently I have /boot installed on a flash drive and two encrypted partitions: / and swap. In order to log in I have to enter pass phrases for both / and ...
3
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0answers
48 views

Is it possible to suspend applications?

The main idea is to add a "suspend" button to the title(behind the "quit" cross button) of the application window that will copy the memory taken by application to swap/local storage with pid ...
0
votes
1answer
146 views

Installing 14.04.1-first time user. What is Install Type window for-to format and select partition, or to create swap area?

While installing at install type window I entered ext4 and / or root as mount point. I also checked format drive. After clicking install now I get a message that I have no swap partition. Should I ...
2
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1answer
2k views

Swap not mounting on a fresh installation

~$ blkid /dev/sda5: UUID="2a5b14e5-ac61-42c5-8240-c8aa144b07b3" TYPE="ext4" /dev/sda6: UUID="685a9f14-4680-4620-a498-126f1113a471" TYPE="swap" ~$ sudoedit /etc/fstab # <file system> <mount ...
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0answers
26 views

Difference between System monitor and free -h [duplicate]

I have a Lenovo T430 laptop with 3.7GB of RAM. Since I started using this machine I observe the following strange behavior. If I do a lot of things, say have rails server running, a few nodejs ...
0
votes
1answer
310 views

looking for swap partition

How do I know I have a swap partition or not? I have a dual boot Ubuntu and Windows 8. During Ubuntu installation steps I choice "Install Ubuntu alongside windows 8" option. Does swap partition is ...
2
votes
1answer
56 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
14k 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
204 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
2k 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
1answer
119 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 ...
4
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2answers
7k 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?
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2answers
4k 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
310 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 ...
2
votes
2answers
2k 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
177 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
119 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
126 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: ...
2
votes
2answers
4k 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 ...
2
votes
3answers
831 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
992 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 ...
16
votes
1answer
3k 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
128 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
1k 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 ...
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4answers
3k 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?
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1answer
1k 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
431 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
45 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
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2answers
333 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
793 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
57 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
246 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 ...