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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Does a Swap files' partition sequence matter?

My question: Is Ubuntu 15.x and beyond sensitive to partition order to be successfully used? Does partition order matter for anything under Ubuntu? Was this experience just because 15.x was never ...
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3answers
68 views

Do I need more swap space or more RAM… Please anyone suggest

I am using ubuntu 16.04. I am a kind of guy who always do programming, use chrome with nearly 10-15 tabs. A thunderbird mail client, Android Studio Etc... I am suffering with very high RAM usage ...
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11 views

Kubuntu and ASUS X200M

I have an ASUS X200M and Windows 7 or 8 is not able to run. I do not know how it got corrupt because I am definitely not a computer expert. I am a newbie to the Linux system but I do like the ...
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6answers
319 views

How to Increase Ubuntu's Virtual Memory and/or Swap for Matlab?

Situation: fix Out of Memory errors in Ubuntu's Matlab Goal: allocate some virtual memory and/or Swap on external HDD/SSD; the read/write decrease from 20 GBps to 0.1 GBps, which is ok! Therminology: ...
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1answer
26 views

Is SWAP on both hard disks needed?

We have a 32GB RAM ubuntu along with 2 SDD of 240GB. When I view the sda and sdb, both have 32GB swap. Is that normal? I was expecting that only 1 swap of 32GB is needed? or do I need swap at all. ...
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1answer
20 views

Kubuntu 16.04: How to disable swap partition from auto-mounting?

I have 2 swap partitions on my drive, one for Kubuntu(/dev/sda7), the other for Kali Linux(/dev/sda9). After googling around for methods how to stop the Kali Linux swap partition from auto-mounting on ...
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1answer
45 views

What to do if /dev/md1 is full?

I have a dedicated server, running Ubuntu Server 14.04 LTS. I have a problem with space in disk: df -h Filesystem Size Used Avail Use% Mounted on udev 7.8G 8.0K 7.8G ...
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1answer
23 views

Encrypted SWAP wont mount at boot

I need help with my Encrypted SWAP on Ubuntu 14.04. It won't mount. I used ecryptfs-setup-swap to encrypt the swap. At boot this error occurs: device-mapper: rename ioctl on cryptswap1_unformatted ...
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1answer
66 views

Ubuntu 16.04 takes 30 minutes to shutdown or restart

Ubuntu 16.04 takes 30 minutes to shutdown or restart. This usually happens when Computer is running for a long time and Swap is being used. I have Core i5 with 4 GB RAM, 4 GB Swap and Hard Disk ...
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19 views

RAM used by processes does not add up to the total RAM using top command

The total RAM used is about 5GB but I am not running just a few processes as shown in the the picture. I try to find which process is eating most of the RAM, but the result is from top command is not ...
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1answer
68 views

Who eats all my file descriptors and thus memory?

my current system: 14.04.4 LTS (GNU/Linux 3.13.0-85-generic x86_64) $ free total used free shared buffers cached Mem: 16366288 16090588 275700 ...
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15 views

The disk drive for XY is not ready yet or not present

At first I'd like to clarify, how I got to this messages. I wanted to create a system disk image (120GB SSD) to disk for data / backups (750GB HDD), so I created live USB, booted and run a command for ...
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1answer
32 views

How to undo “mkswap”

I had a problem with mysql and I needed to make a swap partition to fix it. I ran this code # dd if=/dev/zero of=/swap.dat bs=1024 count=512M # mkswap /swap.dat # swapon /swap.dat ## Edit the /etc/...
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42 views

How to decrease the swap memory in Ubuntu 14.04

While dual booting Ubuntu 12.04 on my 32 bit laptop along with Windows 7, I had little knowledge about partitioning memory, and so I ended up setting 100 GB as the swap memory. After a while I ...
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0answers
112 views

Hibernate does not work on Ubuntu 16.04?

I followed some threads here and was able to enable the hibernate button on the top right menu. But when I hibernate, my laptop screen goes off but the laptop is still running. I know that because the ...
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0answers
20 views

Hibernation stopped working after changing the swap partition

I usually always do sudo pm-hibernate to save my development session. Now I recently switched to ubuntu and since then I always run into some hibernation trouble. Sometimes the system would crash ...
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1answer
63 views

Partitioning for Ubuntu — question about partitions

So the question title wasn't very specific, but I couldn't really think of what to call this. My computer came with Windows 10, and I'm trying to run Ubuntu alongside it because of some of its ...
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1answer
65 views

Ubuntu 16.04 System crash when out of RAM

After upgrading to Ubuntu 16.04 from 15.10. I experienced crashes (system not responding, requiring a power off) every time I was running out of physical memory (using up all the RAM).
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35 views

Increasing available RAM temporarily on Raspberry Pi 2

I recently tried to compile Github's Atom on my Raspberry Pi 2, but after getting past the first error and trying again, it aborted in the middle of the build. Looking in the log showed that it ...
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0answers
19 views

Does 50 % memory and 40 % swap usage (equal size) with vm.swappiness of 90 indicate a kernel bug? [duplicate]

I have 8 GB RAM and a 8 GB swap partition and I set vm.swappiness to 90 in /etc/sysctl.conf (and verified that it's used with the sysctl command at runtime). The system uses 50 % of RAM and 40 % of ...
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1answer
69 views

Swap on SSD - will it decrease life sizeably? [duplicate]

I have a samsung 850 evo 120GB ssd. I have installed ubuntu on it , with a 119GB / and 1 GiB Swap(on the ssd) . Is the swap a good idea? Should I remove the swap ? Problem is , I have only 1 GB ram. ...
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1answer
79 views

Swap on SSD or HDD and how much?

Before I start I am a Linux noob. I will be running Windows 7 and Ubuntu on my 120Gb Kingston SSD. (Just the system files for windows and Ubuntu). Because of the space limitations I do not want to ...
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2answers
44 views

Sudo Bleachbit Output Errors

When I run bleachbit as root, I get what looks like swap file errors. I've never seen these before and am wondering if there is a simple way to fix it?? here's the output: debug: DeepScan.scan: ...
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2answers
209 views

Swap partition is not being used completely [closed]

I have bulky Fortran source code (WRF) to be compiled. Every time I compile the code, the system gets stuck. To diagnose the problem, I saw memory performance in the system monitor of Ubuntu, and ...
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33 views

how to set swap space of double the ram during installation?

I am having serious problems with my administrator password which I am still dealing with with not much help from here, anyway, after I am done with this I plan to reinstall 14.04 LTS (since the ...
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0answers
53 views

How to Install Ubuntu Server without swap?

I have a 256GB solid state drive on which I plan on installing Xen and a few VMs. For the host (dom0), I want to use Ubuntu Server 16.04 and have it take up as little space as reasonably possible. ...
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0answers
26 views

Ubuntu 14.04 Clear Swap when RAM is full

I am running a python program that, for some reason, goes crazy once in a while. I am then forced to kill the program but the RAM and Swap used by the program is not released. This causes the hanging ...
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0answers
22 views

Swap priority gets set to -1 on each boot

I have a swap partition of size 7.9 GB. When I use the command free, it shows this: NAME TYPE SIZE USED PRIO /dev/sda7 partition 7.9G 0B -1 The swap partition is not being used and ...
0
votes
1answer
18 views

Server is swapping regardless of available memory

Here is some vmstat output x@x-server:~$ vmstat 1 procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu----- r b swpd free buff cache si so bi bo in cs us ...
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0answers
64 views

Swap partition is not mounted by default at boot in ubuntu 16.04 after resizing partitions

I resized my ubuntu partition using gparted from a live cd. I first turned off swap, then deleted it. Then I resized the partition and created a new swap and turned swap on and rebooted. After that, ...
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0answers
46 views

ubuntu system partition is running out of space and the swap partition is 16GB

This is the output of lsblk on my server: NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 64G 0 disk ├─sda1 8:1 0 ...
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1answer
36 views

Stop Ubuntu from using original swap partition

When I installed Ubuntu 16.04 I put it on a 250 GB SSD and created a 4 GB swap partition. Recently I have been doing some machine learning and I keep using up all of my 16 GB of memory. I decided to ...
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1answer
30 views

Not properly using Physical memory

How do I get ubuntu to make use of the swap file. It doesn't even use the full physical memory, it only uses 1.3 Gb of 8 Gb, and it doesn't make use of the swap file at all, even when it has detected ...
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0answers
13 views

Is it beneficial in any way to have two swap partitions on the same extended partition with the same priority?

I read somewhere that I can speed up the swap process if I make more than one swap partition with the same priority on different drives. I was wondering if splitting the swap partition I have on my ...
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1answer
37 views

How to get swappiness to stay low

Alright, so I've been having trouble with the default value of swappniess (60) making life a living hell (which is probably another problem that needs to be sorted out, but currently cannot be until ...
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2answers
56 views

Secondary hdd with swap partition: spindown?

I'm running Ubuntu 16.04 on a laptop. I have a small, 120GB SSD drive, and a secondary 1TB HDD. Today I made Linux use a swap partition that is located on that second drive. After testing things out ...
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1answer
37 views

Question about installing ubuntu [duplicate]

I have 3 questions about installing ubuntu Please help Me. How much space I have to give to swap partition? My ram is 8GB. We check two options when installing Ubuntu (one is mp3 fluendo plugin and ...
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0answers
14 views

Cannot install Ubuntu 15.10 (Swap partition creation failed) [duplicate]

I got a 2nd laptop with no operating system on it and I would like to install Ubuntu 15.10 on it. I made an bootable USB stick with a genuine version of Ubuntu 15.10 (from Ubuntu.com), and right now I'...
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1answer
24 views

Extend home without unallocated space. With swap or ntfs [duplicate]

I've just installed (some months ago) Ubuntu 14.04 on my Asus laptop. I followed a specific guide on partitions and thought everything was ok. But, beeing pretty new at this I probably made some ...
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0answers
20 views

Swap on video ram

I'd like to create Swap on video ram. I don't use my additional graphic card. Is a way to do this in Ubuntu ? https://wiki.archlinux.org/index.php/swap_on_video_ram
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1answer
17 views

man page of swapon doesn't match with what I am seeing

I am playing around with swap and added my own swap partition. but when I do I noticed something odd. test@ubuntu:~/5Gdisk$ cat /proc/swaps Filename Type Size Used Priority /dev/...
0
votes
1answer
15 views

Move swap and extend home partition [duplicate]

I have dual boot Ubuntu 14.04 and Win8.1. For some reason (my mistake) I have my home partition (80GB) than swap (4GB) and then 200GB of unallocated space (in that order). I want to use this free ...
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3answers
71 views

Do I need to clear out swap to make my computer fast again?

I ran a process which used up mostly all my RAM and Swap... I was forced to kill the process, but now I see something strange, my Swap usage has decreased a little bit, but it is still half used while ...
2
votes
2answers
43 views

Finding my swap partition

It looks like I have 40 GB of swap: wuser@wavesftwDell:~$ cat /proc/swaps Filename Type Size Used Priority /dev/dm-1 ...
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0answers
20 views

Why goes nothing change when i add Swap on terminal

I am running Ubuntu 15.10 and I want to grow my swap partition from 4G to 8G. I followed this guide and after running the following command it appears that I have 8G: mark@mark-HP-Pavilion-dv4-...
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1answer
29 views

Allocating disk space as memory temporarily

I need to run some application to convert large files (7GB). The converter application isn't nicely written. So it doesn't stream the coverted data. Therefore, it requires high amount of memory. I ...
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0answers
10 views

>4GB Free and Merely Closing Tabs Causes Chrome to Thrash Disk

The red light stays on, I can't click on even the launcher bar, occasionally the windows "grey out" and all because I'm merely trying to close Chrome tabs? With most of my 8GB RAM free according to "...
0
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1answer
39 views

Build fails after not enough RAM even after swap

I have a 4GB RAM and I have to work in android environment. Some components in the source needs high RAM as a result, I made a swap file of 8GB and I have a 4GB RAM. My RAM is 11mb or less while ...
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0answers
58 views

swap problems on Ubuntu GNOME 15.10

Why does this happen on the output of systemctl status dev-sda4.swap -l: dev-sda4.swap - Swap Partition Loaded: loaded (/run/systemd/generator.late/dev-sda4.swap) Active: failed (Result: exit-...
0
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0answers
44 views

Swap Partition Causing Lock ups/Freezes

I recently added a swap partition and it functions properly. However, I have noticed that whenever I run programs that use a lot of memory (use most of my ram and 1 gb of my swap), my GUI locks up, my ...