0
votes
0answers
23 views

Why does my laptop grayscreen after I reopen it?

I'm using an Intel Macbook on Ubuntu 12.04 with kernel version 3.11.0-26-generic The problem I've been having is that, when I close the laptop lid and reopen it the machine does not resume ...
0
votes
0answers
28 views

Swap partition missing or not found error? How do i solve this error?

No swap partition found. I get this error all the time and i have attached the picture of it. It appears when Ubuntu 12.04 is starting and i got no idea how to solve it. I did create a swap partition ...
0
votes
1answer
36 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? ...
1
vote
1answer
157 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 ...
0
votes
1answer
406 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 ...
1
vote
2answers
176 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 ...
0
votes
1answer
29 views

Ubuntu 12.04 swap USB [duplicate]

I'm new in ubuntu and I tried to install the alternate CD in my machine. Everything went fine but when I tried to boot a black screen and a blink cursor went on. I can boot from my USB and searching ...
1
vote
1answer
45 views

ubuntu 12.04 2D hibernatization

I'm pretty noob in linux OS. I chose ubuntu to start with, because is most user friendly. But i can't make him go to hibernate. I have 2 gb RAM and 4 gb SWAP, i follow the instructions to enable ...
2
votes
2answers
6k views

What is the safest way to remove a swap partition?

I am running Ubuntu 12.04 on a 64-bit HP laptop with a 16 GB flash drive. I do not have a working hard drive right now. When I installed Ubuntu, I created a 2 GB swap partition on sdb1. I have since ...
0
votes
1answer
954 views

How to add swap file to Ubuntu 12.04 [duplicate]

I have at Ubuntu 12.04 swap size the same as my RAM - 1Gb. I want to increase this a little bit, till 3Gb. Increase 2Gb of swap size. I read SwapFaq but I can't understand how to keep having this ...
0
votes
0answers
47 views

My folder-encrypted Ubuntu 12.04 LTS takes too long to shut down

Recently I re-installed Ubuntu 12.04 LTS, and I encrypted my home folder. When I turn it on, it says dev/mapper/cryptswap1. And like I said in the title, it takes too long to shut down. I've looked on ...
2
votes
1answer
542 views

Can't reduce swap size

I'm building my first Ubuntu Server and I'm struggling with with the swap size. I have 16GB RAM, however disk space is limited as I'll be running multiple VM's. That's been said, I've created a ...
0
votes
1answer
173 views

Installing Ububtu 12.04 on Dell Inspiron N5110 already having 3 active partitions

The Dell Inspiron N5110 already has 3 active partitions - BOOT FAT 32 (44 MB for Dell Diagnostic tools) RECOVERY NTFS (15 GB) SYSTEM (192 GB ) Option 1 :-I can shrink the system volume and install ...
1
vote
2answers
3k views

How can I fix “The creation of swap space in partition #6 of SCSI2 (0,0,0) (sda) failed” while installing Ubuntu?

Edit: Updated my question with screenshots I have a 500 GB built-in hard disk. I have 3 primary partition. C: - 100GB - Primary Partition - Windows 7 installed D: - 150GB - Primary Partition E: - ...
0
votes
1answer
223 views

Ubuntu 12.04 LTS install failed. swap partition failed [duplicate]

I recently was lucky enough to get a laptop for free. The only setback is it had no operating system. I burned ubuntu 12.04 LTS to a disk, and when i boot it in the laptop it loads. I tried installing ...
3
votes
2answers
3k views

Swap partition not recognized (The disk drive with UUID=… is not ready yet or not present)

I think I had an encrypted swap partition, because I chose to encrypt my home directory during the installation. I believe that's what the line with /dev/mapper/cryptswap1 ... in my /etc/fstab is all ...
2
votes
1answer
97 views

How can I enable two installed versions of Ubuntu to use a common swap space?

I have an Acer Aspire One AO751H, and I've got two Ubuntu versions on it: 10.04.4 LTS Netbook Edition (which I keep around mainly because I really like the user interface) and 12.04.2 LTS. I have ...
0
votes
1answer
50 views

After creating swap partition, LTS won't recognize new partition

I downgraded my system from 13.04 to 12.04, and in the processes messed up cryptswap. Each time i booted, i would get a warning about cryptswap not being there, so I deleted cryptswap using a ...
0
votes
1answer
102 views

How to re-encrypt my swap to activate it again?

A while back I was messing with my swap space, turning it on and off using sudo swapon -a and sudo swapoff -a. Since I generally have enough RAM anyway (6GB) I totally forgot about it. Currently I am ...
0
votes
2answers
2k views

Swap Not available in system monitor

i make a swap partition with 5 GB but i notice always that it is marked as "not available" on the system monitor plus when i do operations consume the whole RAM ubuntu starts to kill to relief the RAM ...
0
votes
1answer
2k views

How to set swap in /etc/initramfs-tools/conf.d/resume if I have two swap partitons?

I have two swap partitions in fstab : /dev/sda8 none swap sw,pri=1 0 0 /dev/sdb8 none swap sw,pri=1 0 0 How to set swap in ...
1
vote
1answer
562 views

Ubuntu 12.04.1 LTS Init Process using all swap space and free memory

Mem: 16402220k total, 16165840k used, 236380k free, 132244k buffers Swap: 4194296k total, 4191452k used, 2844k free, 1208664k cached PID USER PR NI VIRT RES SHR S %CPU %MEM ...
1
vote
0answers
638 views

'hibernate' doesn't work on xubuntu 12.04

I've just installed Xubuntu on my laptop. All works fine except that hibernating doesn't work. I (successfully) resized the swap partition with GParted but it's still the same. When restarting the ...
1
vote
0answers
75 views

How to limit unattended-upgrades swap io usage

I have a daily spike in swap IO usage at the same that unattended-upgrades runs. Besides that time of day, swap IO is rarely used. I recently tried to uncomment these settings: ...
4
votes
2answers
5k views

Should swap and RAID-1 mix?

I have a box with a small RAID-1 array being used for swap space. I only did this since I was setting up mirrors for every other partition in the system. Today I read this question and it prompted ...
6
votes
3answers
8k views

Ubuntu 12.04 increase swap [duplicate]

I have installed a Unbuntu 12.04 and want to increase my swap size from 1Gb to 4Gb can anyone tell how to do this? /dev/sda5 partition 1046524 568284 -1
2
votes
1answer
290 views

Cannot format swap

I was installing ubuntu 12.04 to the side of windows 7 to my friends' computer when I came across the partitioning of the HDD. By accident, I selected swap as the whole partition, which I intended on ...
1
vote
1answer
2k views

Dual boot Windows 7 and Ubuntu 12.04, facing partition issues

I have just bought a new PC having Windows 7 installed, it has 500 GB disk space. Attached is the screen shot of the disk management C:-Installed Windows 97.5 GB D:- Kept required data 195.31 GB ...
2
votes
1answer
1k views

Boot-Repair after messing up NTFS partition

I posted this question explaining what happened after I tried to create a new swap partition on a Win/Ubuntu dual-boot machine. I have since created a live-boot USB and installed Boot-Repair. I had it ...
0
votes
1answer
5k views

How to Assign Swap space for Ubuntu 12.04LTS? [duplicate]

Possible Duplicate: Adding swap partition after system installation I have total 4 drives. The primary one is of type ext3 (ubuntu with 20GB free) and other 3 partitions are NTFS ...
2
votes
2answers
5k views

Ubuntu swappiness

I have a laptop with 4 GB RAM and i3 processor. It runs very fast when I use windows, but it keeps slowing down on my Ubuntu when I use it continuously. I noticed that 500mb+ swap is getting used even ...
12
votes
3answers
3k views

Does 12.04 support hibernating to a swap file?

I'm about to reinstall Ubuntu on a netbook with a tiny disk. Because of the tiny disk size, I'd strongly prefer to have a swap file than a swap partition. However, I want to be able to hibernate. I ...
1
vote
1answer
4k views

Why is zero swap being used on my setup?

From the looks of the swaps proc; ubuntu:~$ cat /proc/swaps Filename Type Size Used Priority /dev/sdc2 partition 4104188 0 -1 ubuntu:~$ ...
1
vote
1answer
6k views

How to Increase Swap Memory? [duplicate]

2 Months ago, I installed Ubuntu 12.04 in my PC. I never knew what was swap memory and I gave 1.5 GB for Swap Partition but I read in an Article for a PC with 2GB ram and 100GB+ Hard disk, We should ...
3
votes
2answers
4k views

Is it possible reduce swap memory size?

The matter is that my computer has 3Gb of memory ram. Therefore i think that i don't need too much swap memory size, and i really need free space in the hard disk. sorry by my English
0
votes
1answer
169 views

How do i stop “5.2 GB SWAP partition from appearing in ”devices" list in Nautilus?

I have 12.04 installed and have a 5 GB partition for swap. I want to stop this drive from appearing in the Devices list in Nautilus. sanjay@sanjay-pc:~$ sudo fdisk -l [sudo] password for sanjay: ...
1
vote
1answer
113 views

Really weird situation with Swap that refuses to work

So I decide to move my Swap partition to another HDD to make hibernation more fast, I create a partition with a liveUSB, do swapon, and then hibernate just disappears I go into the terminal, ...
6
votes
1answer
3k views

How do I get Ubuntu 12.04 to recognize encrypted swap partition so that I can hibernate?

I just installed Ubuntu 12.04 and used gparted to erase and enlarge my swap partition. When I rebooted, gparted said that the file partition for the swap was unknown. Gparted doesn't let me change ...
2
votes
3answers
307 views

How can I stop Ubuntu 12.04 from mounting Fedora 16's Swap Partition?

I recently installed Fedora and Ubuntu 12.04. Both have different Swap Partition. Fedora using its own Swap space. But Ubuntu using both two swap partitions. I want to stop that. I want Ubuntu 12 to ...
2
votes
1answer
2k views

What are these unknown partitions I see in gparted?

There are two partitions in my Ubuntu 12.04 setup that don't mount and are "unknown"; /dev/sda7 and /dev/sda5: and the properties dialogue: Is one supposed to be my SWAP partition? I have 8 GB ...
3
votes
2answers
9k views

adding swap volume

I have recently installed ubuntu 12.04 alongside my windows 7. But i did not created swap volume for ubuntu. There are already 4 partitions on my hard drive ( one windows 7 , one system tools ( ...
1
vote
1answer
2k views

Ubuntu 12.04 Slow and low memory

I have an old laptop, a Dell Inspiron 8100, that I use to "play" with Ubuntu on. It is my "learning" machine where I experiment with new OS and such, so it is not critical, but I really want it to ...
3
votes
2answers
4k views

Damaged swap partition - How and what to do?

I needed GPartEd to format a MicroSD card (don't trust Disk Utility too much as more problems seem to occur with hard drives and memory cards I formatted with it, than with the ones I formatted wth ...
3
votes
1answer
2k views

Enlarge swap partition without disturbing anything!

I'm having a few issues with 12.04 right now when manipulating large image files, which never used to occur when doing the same with 10.04. I noticed when I clean-installed that the swap partition it ...
3
votes
0answers
479 views

How much swap do I really need? [duplicate]

Possible Duplicate: I have 16GB RAM. Do I need 32GB swap? I have a 4 GB RAM and 300 GB HDD with 8 GB of it as a Swap partition. I'm running 12.04 with hibernate enabled. How much swap do I ...
9
votes
2answers
13k views

Adding a new swap file. How to edit fstab to enable swap after reboot?

I've deleted my existing swap partition due to some partitioning problem. I don't have a swap space now so I've created a swap file with: dd if=/dev/zero of=/root/myswapfile bs=1M count=1024 Here's ...
10
votes
4answers
9k views

How to permanently enable compressed ram swap? What version to use?

EDIT: In precise there's now zram-config. It's an upstart job compressing up to half of your ram spread over $(number of CPU cores) swap devices. It didn't allways start at boot but issuing sudo ...