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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VMware Player warns me of no swap whenever I launch a VM

I just installed 14.04 Desktop, using "automatic partition setting" by the installer, with the "encrypt entire hard disk" option. I installed the latest VMWare (version date Apr 17th). Now whenever I ...
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1answer
26 views

How can I have a swap without partition

I have deleted the swap partition and it is unformatted now. However, after each reboot, I see a swap space of 1928 when I run free -m. Whenever it is being used, I cannot move even my mouse. How ...
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50 views

How could one really get sensitive information from a swap partition?

When I google this question, I only get all sort of information on how to protect sensitive data, how to encrypt swap, and how "dangerous" could be to keep a "normal" swap in a linux system. But I ...
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1answer
31 views

setting up swap space on a triple boot system?

First off, OS: Ubuntu 13.10, Kali-Linux, Windows 7 Ultimate H/W: asus laptop, i7, 1tb hdd, 8gb ram Since my hard drive already had 3 primary partitions I cannot create a dedicated swap partition ...
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29 views

Partitions Files Not Found after Ubuntu Install

After bootup problems with Windows Vista, I installed Ubuntu 12.04 LTS on my 32bit Compaq Presario. And now cannot find any of my pre-existing Window user files. Think may have something to do with ...
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1answer
36 views

swap partition not working on ver 13.10

It's a 3 day old install of Ubuntu 13.10 I set my partitions up correctly beforehand with Gparted(you'll have to trust me on that) swap partition was formatted as linux-swap and given 6gb of space. ...
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0answers
7 views

Dev box: no swap space to speed up OOM killer

The TLDR: I do bad moves that flood the RAM, I'm curious whether having no swap would spare me the half hour wait for the OOM killer. Before deploying a few machines with a hacky config, I'd like the ...
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3answers
2k views

How can I turn off swap permanently?

Swap makes my system all sluggish and turning it off makes everything smoother. I have 3.5 GB of RAM. I know how to turn swap off by entering sudo swapoff -a in the terminal, but that's just for the ...
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1answer
43 views

How to edit partition table in Ubuntu 12.04.4 LTS?

When installing, I used the advanced setup and I do not recall whether or not I added a swap partition. Upon boot I typically have to wait for "cryptswap1" to be ready. It does work, but I usually ...
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0answers
20 views

Ubuntu 12.04 got freezes many times

I have been experiencing my os ubuntu 12.04 got freezed completely on my dell vostro 2520. In that state, No any key is working. and of course touchpad is also not working. I have to power off the ...
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1answer
76 views

Is there a maximum swap partition size for 12.04, 64 bit

I am running 64 bit ubuntu 12.04 on HP Envy Spectre ultrabook, with 4GB of RAM. I have been running into problems with python code which uses RAM very inefficiently, see e.g. here, causing my code to ...
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2answers
49 views

Why do some processes use swap and others don't?

I experience from time to time when I'm working heavily, that my systems (Ubuntu 13.10) freezes. Syslog says, that a process had to be killed to to memory shortage. Killed process 4693 ...
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1answer
29 views

Swap Area partition

I created a swap area with gparted successfully.How can know if swap area is created? I created the swap area after the Ubuntu installation. When i write swapon -s command to terminal there appears ...
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1answer
25 views

How to extend logical volume swap space to atleast 64 GB on SSD

My current configuration of physical volumes is as follows. --- Physical volume --- PV Name /dev/sda5 VG Name vgssd PV Size 190.89 GiB / not usable ...
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0answers
44 views

May I install Ubuntu and Debian sharing the same swap memory? [duplicate]

I want to install Debian and Ubuntu in the same disk with different partitions. I also have a windows partition. The question is if I could install Ubuntu and Debian sharing the same swap memory or ...
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1answer
51 views

Forgot to add swap memory during installation [duplicate]

In my ignorance I didn't add swap memory to my install. So my question is, can I work without it and if not how can I add it to my existing install? Love to get some feedback!
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2answers
230 views

Why is kswapd0 running on a computer with no swap?

I have a cloud server with ~14G of RAM and no swap. However, I occasionally see kswapd0 taking up some CPU when I run top. Why would kswapd0 be running at all if there's no swap space for it to ...
0
votes
1answer
20 views

Is it wise to run computing virtual machines on KVM?

I have a physical server with 384GB memory. My main applications are to run CPU and I/O intensive programs. I could run everything on the physical server. But I'm wondering if it is better to host a ...
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0answers
19 views

Is it possible to bypass cryptswap during boot?

I am using Teamviewer to remote into my laptop and the cryptswap password entry during boot occurs before Teamviewer gets executed, meaning that I cannot restart my laptop remotely. Is there a way to ...
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1answer
58 views

Reinstalling Ubuntu 12.04 on a dual booted system with swap file

After installing my amd drivers from their website, I ran into some problems and now i boot into "low graphics mode". I decided to reinstall Ubuntu with the live cd. The first time i installed ...
0
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1answer
39 views

I need to “swapon” after each boot

I just clean-installed Ubuntu (12.04.4 lts) for my first time about a week ago and have been having problems with swap from the get-go. Initially, I was receiving the error message "The disk drive for ...
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0answers
20 views

How to clean SWAP space in ubuntu 12.04 [duplicate]

I have a computer with ubuntu 12.04 installed. Unfortunately, when I run a memory taking program, it fills the RAM and uses the SWAP space. Then after the program terminates, the memory is completely ...
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1answer
63 views

What is the UUID of my swap drive?

I'm dual-booting Ubuntu 13.10 on an ASUS Windows 8 with an SSD (but not on the SSD). I configured it when installing to use a swap drive, but it doesn't seem to be using it since I get this message ...
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1answer
35 views

Which drive is better to keep a swap?

I have a laptop with a processor core i5. 4 GB of RAM. The laptop has a built-in hard disk SanDisk SSD U100 24GB [10.52.01] (/dev/sda). Read speed 270 MB / s, write speed of 78 MB / s. In addition, ...
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0answers
23 views

Ubuntu 13.10 hibernate doesn't save the system state

I have enabled the hibernation option as described here. I have the option appearing in the power toggles (both in Unity & Gnone-Shell). When I use it, the computes seems to save everything and ...
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0answers
28 views

Does ubuntu touch support memory swap?

So, I have android 4.1 on ZTE Blade G. The problem is that I have only 512 RAM, an apps sometimes crashes if I have multiple applications running in the background. I wanted to install CyanogenMod, ...
0
votes
1answer
51 views

Swap not available [duplicate]

When I open System Monitor and click Resources, the chart has swap at 0% and says "Swap not available". I was triple booting on my computer, but I removed one of the distros, so that probably has a ...
0
votes
1answer
36 views

Is my Cryptswap working?

I was receiving a message saying that cryptswap cannot be mounted. After several reboots, I do not have this message displayed anymore. Is it normal (see below) for 0 to be used? $ swapon -s Filename ...
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1answer
34 views

Ububntu 13.10 x64 SWAP

I'm using ubuntu 13.10 64 bit. Established a system by default, compliance, sisema allocated to SWAP 35Gb file. How to reduce size SWAP file?
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1answer
26 views

Changing cpu from intel to amd

I currently have two computers using ubuntu, I want to switch the hard drives of the two so the one I use more has more space. My problem is one of my computers has a intel cpu and one has a amd CPU, ...
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0answers
16 views

Virtual memory or swap memory on ubuntu installed by wubi installer

I am using Ubuntu 32 bit which I have installed inside windows 7 with wubi installer. I have noted that my Ubuntu swap memory is only 256MB and my ram is 2GB. I have tried my best to gain swap memory ...
1
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1answer
57 views

Help with ram usage

I have a dual boot laptop with 512 MB RAM running Windows XP/Xubuntu. I try to load student.portal.chalmers.se (a huge bloat site) in Firefox. On XP, I can load the site without any swapping, but ...
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0answers
33 views

Errors during boot up of ubuntu 12.04 (related to swap, intallation)

I'm using ubuntu installed on usb external hard disk.. During installation, i had to allocate drive for /boot and /swap... I couldn't create a partition within my external hard drive itself... So I ...
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1answer
26 views

Can an exisiting swap partition be merged into a new partition as a logical volume?

I am using a dual boot setup (Windows 7 and Ubuntu 12.04 LTS). The first two partitions belong to Windows and the third and fourth are the ubuntu system and swap partions respectively. All of these ...
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0answers
26 views

Very slow start up

I am using the following release: LSB Version: ...
9
votes
2answers
695 views

Why is the default swappiness 60? What would be the effect if I lower the swappiness value for my desktop PC?

I was reading about swappiness in various forums and I saw some videos. Many stated that it's a good thing for desktop users to decrease the swappiness value below 60 (which is the default). Some ...
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0answers
60 views

Bug #1061190 still mucking things up. Booting Ubuntu 12.04.4 LTS only and cryptswap1 will not mount. Anyone have solution?

Fresh install of Ubuntu 12.04.4 LTS on a laptop: Asus X64 with EFI boot; (Intel 2117U CPU 1.8 GHz) with 8GB RAM installed; 320 GB SATA HDD, Intel Integrated Graphics, single booting 12.04.4 LTS only. ...
0
votes
1answer
23 views

Resized swap partition - swap space does not change?

Recently I resized my swap partition to make it bigger, but swap space staid the same. Why is that so and how can I change it? Here is what I get when I run swapon: swapon: /dev/sda6: pagesize=4096, ...
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1answer
47 views

What do I do when extensive SWAP access makes system dead

Memory is getting low and heavy SWAP access makes my system responding very slowly at first, but if I don't react by freeing a lot of memory, the system becomes like almost completely dead. Now I have ...
2
votes
2answers
98 views

Deactivating swap file without any computer freeze

I'm currently coding on my laptop: 4 gb of rams, never using more than 2.5-3gb but at times, I'll mess up my programs, run them with memory leaks and they'll make the computer freeze when trying to ...
0
votes
3answers
53 views

Make SWAP parition from existing Ubuntu partition [duplicate]

Using Ubuntu 12.04 LTS, upgraded from 11.10. Had no idea while installing Ubuntu for the first time. So missed SWAP partition. Now, at times Ubuntu hangs and system monitor shows the memory usage ...
0
votes
0answers
37 views

Ubuntu Server Raid Swap

I installed Ubuntu server 12.04.3 LTS with RAID partition by installator, In free command swap is 0. root@xxx:~# free total used free shared buffers cached Mem: ...
0
votes
1answer
165 views

Should i enable zram and/or lower swappiness value?

I use ubuntu 12.04 LTS. I have 2GB RAM. Now, that is split about 55-45 memory-swap. My CPU is almost flatlined! Could I get faster leaner meaner more efficient performance if I lowered swappiness down ...
0
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1answer
58 views

Swap taking more ram memory, my system running slow

When I give the command 'free -g' and view the output, it says total used free shared buffers cached Mem: 1 1 0 0 ...
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0answers
50 views

Swap, zram, CPU, memory & Software Center [closed]

This is a shot of my swapfiles and System Monitor: and I would like to know what is the best way to reconfigure my swaps. Below is the result on my terminal: harayz@ASUS:~$ cat /proc/swaps ...
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2answers
74 views

Cannot change swappiness default from 60 to 0 in Ubuntu 12.04

So I've read several related threads and there seems to be no answer. I have an old laptop, with a Dual Core 1.7 GHz processor and added 2 GB of RAM, with a 30 GB partition for Ubuntu 12.04 and the ...
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2answers
183 views

how can I increase my RAM size with a swap partition? [duplicate]

Presently my RAM is 2GB. I heard that in linux we can get extra memory to RAM from the harddisk by using swap partition. What is the procedure for that? here in the pics i'm giving my system info. ...
0
votes
2answers
47 views

3 swap partitions and only one in use

If I go to settings - disks (xubuntu) I see 3 swap partitions (2.1, 2.5 and 6.2 GB) but only one is in use, the 2.1, the smaller one, the others are wasted space. I can activate the other two ...
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0answers
27 views

Swap file not being utilized. Program Killed due to memory

I have set up a swap partition on 12.04, as per the below. #swapon -s Filename Type Size Used Priority /swapfile file 1048572 0 -1 ...
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votes
0answers
25 views

More disk read/write after decreasing swapiness

I know this may sound absurd but my laptop has Xubuntu Saucy with 4GB RAM. I decreased swapiness from 60 to 7 but now applications take more time to launch and I see disk i/o before the application ...