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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115 views

Choosing partition types for swap and root and choosing device for bootloader installation

I am trying to install Ubuntu 12.04 via manual partitioning because I want to remove an existing Windows 7 operating system but keep all my other partitions with their contents intact. My questions ...
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39 views

How to convert Linux swap drive to windows readable format [duplicate]

Okay so I'm rather new to linux but I my laptop has 2 drives. One 64gb msata that i use for my windows boot drive and a terrabyte hdd that i use for all my other files. I decided to create a new ...
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1answer
116 views

Know programs in cache

I have this situation with RAM and SWAP at the moment: $ free -h total used free shared buffers cached Mem: 7,7G 7,5G 159M 100M ...
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2answers
764 views

Encrypted Swap Partition for 14.04

How can I produce an encrypted Swap Partition for 14.04 ? All the advices I saw here are for versions <14.04 and do not work for me. I tried a lot but nothing lasted longer than a reboot. Is there ...
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0answers
54 views

Find users of swap when smem reports zero swap usage

I want to know, who and why uses my swap, but can't see swap users by smem. After setting sysctl vm.swappiness to 10, and starting chromium (10 tabs), my swap usage jumps from 0 to 30-35 MB ...
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1answer
50 views

Lagging when swapping

I use Ubuntu 14.04 on my Lenovo E531 with 4GB installed. The problem is that when the RAM is about 70% full the system starts swapping. After swap is used (even if only 10MB is in swap) the system ...
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1answer
154 views

Why dont changes to the swappiness remain permanent after reboot?

System Ubuntu 14.04 I want to change my swappiness from the default 60 to 10. According to this answer http://askubuntu.com/a/103916/71679 I need to log in as root and edit /proc/sys/vm/swappiness ...
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2answers
2k views

Swap not working on clean 14.04 install using encrypted home

Update 3: I decided to reinstall the system from scratch to remove any old cruft lying around since I had been experiencing some other issues after the upgrade aswell. Howver, this issue persisted. ...
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2answers
612 views

14.04 with FDE and swap is missing

Helo I have a fresh install of 14.04 on a laptop with an SSD hard drive. When installing I turned on Full Disk Encryption as well as encryption of home folder. Partitioning was left to the ...
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0answers
21 views

Help fix swap error when waking from suspend to ram

I suspend to Ram fine. I can't wake from Ram. It always ends up in a swap error, and I have to reboot the whole computer.. Why? What info do you need from me? Please help!
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1answer
45 views

What to do about /dev/mapper/cryptswap1 not being ready?

Okay, I know it seems like this post has been shared a thousand times, but here's my situation: 1) I have a 1TB portable HD that I use to boot Ubuntu on the school's computers sometimes. 2) I just ...
2
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1answer
230 views

How to create swap file on ext4

My friend whats to create a 4GB swap file on his ext4 file system. because he is using a chromebook acer c7 the way he installed he did not have a chance to specify swap partition and now he want to ...
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2answers
66 views

Is available swap memory important in my case?

I've read a little bit about swap memory, but I don't understand it enough to make a decision on trying to look into this more on my system. Here's what I have available right now: user@ubuntu:$ ...
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1answer
85 views

Ubuntu Disk Management

So, I notice when I open up "Disks", that it is showing 3 partitions on my main drive. 1 is the system, 1 is the swap, but the other is simply labeled as "Extended Partition" So what I'm wondering ...
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1answer
34 views

Memory is not released from swap when a program is terminated

Memory and swap are both near maximum. I shut down all the processes I initiated. The memory and swap are still both near maximum. Is there a way to release the memory used by a terminated program? ...
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1answer
69 views

Have encrypted my disk and need swap space

I have just installed xubuntu 14.04 and elected to do the encryption (not the full disk, just the ubuntu part and my home dir). I realized however that I failed to create any swap space. When I run ...
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votes
1answer
2k views

Swap not being detected on 14.04 LTS

I upgraded from 12.04 to 14.04. When I opened my resource monitor, I noticed my swap was not detected. I installed Gparted, opened the program and started to look at my file tree. I noticed that my ...
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1answer
41 views

What is a swap partition and why is it important?

While I was installing Ubuntu 13.10, it asked me to make a swap partition. I made it ~5.6GB, as I didn't know what it was or anything.
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1answer
809 views

Increasing swap memory in ubuntu 14.04

I want to know if it is possible to increase swap memory in Ubuntu 14.04. How is it possible? Another question: I installed Ubuntu 14.04 on my laptop (ASUS)...When I'm working with it and open URL ...
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1answer
56 views

Why is a very small percentage of the swap being used when my ubuntu is almost freezing? [duplicate]

My Ubuntu gets very slow because of too many apps, but when i check the system monitor, Ram use is 80% but swap is less than 5%. How do you let ubuntu use the swap more effectively?
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0answers
150 views

Upgrade to 14.04 Memory Allocation Problem

Recently did a fresh install on my laptop to 13.10 to prepare for the LTS release. I started the upgrade process when the updater prompted and read a book waiting for it. When I checked on the ...
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1answer
504 views

Increasing size of swap partition

There are other postings on this topic, but because of the importance of getting it right I am posting the exact details of my requirement. My disk is: /dev/sda /dev/sda/sda1 to be mounted as / ...
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1answer
431 views

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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2answers
204 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
112 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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0answers
35 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
66 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
27 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
3k 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
72 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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1answer
138 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
86 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
73 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
96 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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vote
1answer
96 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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votes
2answers
1k 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
32 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 ...
0
votes
0answers
24 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 ...
0
votes
1answer
99 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
votes
1answer
93 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 ...
0
votes
0answers
21 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 ...
0
votes
1answer
117 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
43 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
32 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 ...
0
votes
0answers
46 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
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1answer
189 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
60 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
36 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
32 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, ...