Swap space is a virtual memory of RAM. It is used when the amount of RAM is full. Swap space can be a dedicated swap partition, a swap file, or a combination of swap partitions and swap files.

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I've two swap partitions, how can i delete one?

I've installed Ubuntu on my computer but I did a mistake during the installation and it created two swap's. In fact I had tree partitions (system, home, swap) but the installator crashed so I ...
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684 views

System thinks it is swapping, but isn't

I have a linux server (Ubuntu 10.04) which has no swap space (swapon -l reports nothing, 0kb swap memory listed in /proc/meminfo). The beginning of the output of top (sorted by %mem) is reproduced ...
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utilities of swapped partition

Can swapped space from hard disk be used to increase availability of RAM for playing games etc. on Windows XP?? Can anyone tell me how to do such a swap??
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Does an Ubuntu Server need swap space?

I'm setting up a home server that will be used for backups and serving up files over the Internet with Ubuntu Server 8.04.3. Do these kinds of tasks require swap space?
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I want to increase the swappiness in my windows 7

as I have 60% RAM usage every time. I have already increased Virtual Memory (Increased Swap Size) but want to increase swappiness too. see my RAM usage:
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35 views

Move swap partition

How can I move swap (sda5) partition in my Debian 7 from main SSD disk to second HDD? lsblk output NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sdb 8:16 0 931.5G 0 disk ├─sdb1 8:17 0 ...
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Windows page file

I'm working on some CGI and am running out of RAM as well as page file space. However I have a second drive with a little extra space I could use for swapping. I have one question: If the swap space ...
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119 views

Swap is empty on Linux

How can I create or resize the swap memory on a linux device (Amazon Linux AMI). The problem came when I run a program and it gave me that errors: IOError: [Errno 28] No space left on device INFO ...
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How much swap space needed for 4GB RAM [duplicate]

Possible Duplicate: Swap partition size for 4GB RAM For 4GB RAM how much swap space needed ? If I made 8GB as swap space, weather my system become slow ? If so then what is the reason for ...
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Windows 7 Hard fault / Page fault and memory bottleneck

Windows 7 resmon displays 0 hard faults. But perfmon shows pagefault around 60 and perfmon /report tells me my system swaps actively. AFAIK not every page fault is hard fault: page could be stored ...
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What is “Swap Space” and “Locked Memory” in Solaris?

I am aware of the generic concept of swap space (in Linux). Is the same applicable for Solaris (solaris zones) too? Or is the swap concept different in solaris? Is there any connection between swap ...
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Memory percentage in top (linux)

Just wondering (1) is the memory percentage in top for a process is relative to memory or relative to memory+swap? (2) if it is the former, how can I get the latter? Vice versa. (3) To determine ...
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When memory is swapped to disk, and later RAM is freed, does the memory get swapped back into RAM?

I'm guessing the answer depends on the OS. In this case, it is VMware ESXi. I created a low memory condition by migrating several VM's to a host that has memory over-committed. Once page sharing and ...
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OS-X how do I figure out is my swap file is enabled?

This may be a strange case, but I used to enable and disable my swap file depending on which apps I wanted to run. (I found that disabling the swap file when I would run Parallels made a difference. ...
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101 views

What happens when zRam is overcommitted?

I can put whatever number I want when I set the size of a zRam block device. echo $A_BAJILLION_BYTES > /sys/block/zram0/disksize mkswap /dev/zram0 swapon -p 9001 /dev/zram0 How much is too much? ...
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1answer
106 views

Use swap only for hibernation

I have a swap partition /dev/sda1. It is 2GB in size and i only want to use it for hibernating. My system has 4GB of RAM. When I am low on RAM the kernel starts swapping and I can't even switch to a ...
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1answer
25 views

How to get data shown out of workspace or directly from application?

I'm a new user, because until this moment I used to handle with everything by myself. My problem is complex so I think I chose the right section. Because of some reason I had to use another web ...
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85 views

How to verify TRIM/discard on encrypted swap?

I am using an encrypted swap partition via ecryptfs-setup-swap on my Ubuntu 13.04 computer using a SSD. I have manually set up trim for my ext4 root partition (simply by adding the "discard" option ...
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105 views

Grub rescue after windows install

Disaster, Please, Help ASAP. I had a dual boot on my pc with windows xp and lubuntu linux. Then recently i had some windows errors and decided to install windows 8 instead of xp. So after i ...
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85 views

Swap size LIMITED to RAM size

I've created a swap file of 4.3GB. Made it a swap file with mkswap and then mounted it at boot. Now... if I have done a free -m of my system I got: total used free ...
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67 views

Forcing suspended jobs to swap all memory in Ubuntu

Is is possible to suspend a job and force all of its memory to swap? I've got six jobs running, and they're competing with each other for resources. So much gets wasted on system swapping that they ...
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1answer
555 views

How to see whats eating my swap space on linux

I have a unique situation here where a Java app I wrote is choking when it forks and creates some child processes. According to the error logs I'm seeing there is a java.lang.UNIXProcess method ...
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Swap implication in Linux and way to increase it

I used top command to print this on Linux box: [root@localhost ~]# top top - 23:38:38 up 361 days, 12:16, 2 users, load average: 0.09, 0.06, 0.01 Tasks: 129 total, 2 running, 126 sleeping, 1 ...
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655 views

How to remove swap partitions from RAID 1 Array on Ubuntu?

Can anyone point in the right direction on how to remove SWAP out of a RAID1 configuration on Ubuntu 10.04 server? According to the Ubuntu Advanced installation guide, here, it said to add swap to the ...
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1answer
298 views

How can I restore a partition to its former NTFS file system?

While installing Ubuntu 11.04 I was asked to choose a swap area for better performances, so I chose my 1T hard drive(which had only one partition). The problem is that I did not know it will use the ...
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334 views

Installing Windows 7 onto a Raid 5 setup without an install disk. Can it be done?

I am upgrading my motherboard from a crappy dell prefab to a Foxconn Inferno Katana. I am also upgrading my ram from crappy stock dell ram to G.Skill. I have decided to set up a raid system, now ...
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1answer
163 views

Is it possible to swap two styles in Microsoft Word or modify the document map?

I've been writing a document in Microsoft Word and have been using the default Title style as my main heading for each section and Heading 1 for my sub-sections. However Word uses Heading 1 as the ...
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576 views

Made the USB Drive as Swap Partition, Installed it, How to undo it{Ubuntu 10.10}

Well,it was a very stupid thing to do on my part, But I made a 500 GB USB connected Hard Disk as my swap partition (thinking it will be only used during installation) and installed Ubuntu10.10. I ...
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2answers
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Why using swap file over a SMB/NFS mounted filesystem is not possible in Linux?

I'd like to use another machine's unused RAM as swapspace for my primary Linux installation. I was just curious about performance of network ramdisks compared to local (slow) mechanical hard disks. ...
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1answer
435 views

set up permanent ramdisk in ubuntu to not using ram when is the ramdisk empty

My laptop running Ubuntu 12.04 has 8GB RAM. I added following record to /etc/fstab tmpfs /media/ramdisk tmpfs defaults,noatime,mode=1777 0 0 What exactly does it mean? I have tested that I can ...
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1answer
106 views

RamFS over sshFS as swapspace

Guys I have to computers at office, boxA - 256mb RD-ram with decent cpu boxB - 1.5 gigs of ram with terrible cpu Network cards are 10/100 I plan to sshfs into boxB and mount a ramfs of boxB as ...
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Windows 7 - swap file on a USB disk? [duplicate]

Possible Duplicate: How to move the page file to another physical disk location Windows 7 I was given temporarily a PC, running Windows 7 Ultimate. The problem is it's hard drive is full, ...