Questions tagged [ramdisk]
A RAM disk (or RAM drive) is a block of RAM that a computer is using as though it were a disk drive.
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What happens to the content of RAM when a computer turns off?
I have 8GB RAM with and it have variables and stuff. I close the computer and most of the data on the RAM is no longer there.
If the normal hard drive make files on overwriting mode when they get ...
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26 views
Can I add a second 4GB DDR3 RAM on my laptop? [duplicate]
I have 4GB DDR3L RAM on my laptop according to my laptop's information provided by the brand's website. But when I checked using command on Ubuntu 20.04, it shows this is ddr3 ram. Now, my question is:...
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1answer
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Caching large files in ram
I have 4K Video files, which are slow and jerky when played from a HDD.
They play flawlessly from an SSD, but my SSD has a limited lifespan, so I don't want to use it playing large temporary files.
...
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28 views
How to load linux into ramdisk on boot?
On an old laptop (used for home server) I have a large amount of RAM (16 gb).
I want to install linux (CentOS or Ubuntu Server) on a 8gb SD card but I want it to copy all partitions into ramdisk(s) ...
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2answers
76 views
Why is laptop showing a lot of RAM usage?
Since when I have upgraded my RAM from 8 to 16 GB, my Dell laptop uses 5-6-7 GB minimum even when it just starts. When only Photoshop is opened, no file is created, or simple editing, it becomes 1-2GB+...
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1answer
1k views
Is there a modern ram drive hardware (pcie memory drive)?
I watched this video and got inspired that this kind of hardware could be used as a LVM cache for m.2 pcie SSD. I believe that this would greatly improved performance even if it's size would be pretty ...
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1answer
85 views
Create a small file in RAM
I know there exists several RAM disk programs, that allow to create a whole (temporary) filesystem in RAM, but here I have a slightly different request:
How to create a single file in RAM (just a few ...
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19 views
Corsair RAM non compatible? BIOS beeping at start [duplicate]
I recently bought a new RAM bank for my pc specialist computer (windows 10 home) as it was often struggling to keep up with memory usage.
I bought a RAM bank of same brand, type, frequency and size ...
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1answer
584 views
Creating a ram disk on MacOS
I am trying to create a ram disk on MacOS using the following command
diskutil erasevolume HFS+ RAM_Disk_512MB `hdiutil attach -nomount ram://16384`
This seems to work fine on my desktop but when I ...
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1answer
418 views
Why is a traditional RAMDisk faster than a GPU RAMDisk?
I tried out the GPURamDrive software by prsyahmi on GitHub and I created a 5 GB RAM Drive using my nVidia RTX 2060's GDDR6 RAM. I also later created a 4 GB RAM Drive using AMD's Radeon RamDisk ...
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1answer
782 views
ASUS X555LJ RAM Upgrade (8 GB -> 12 GB)
I have an ASUS X555LJ laptop with 4 GB of RAM on board and 4 GB of RAM removable, both of them DDR3L SODIMM 1600. ASUS suggested me to replace the 4 GB removable one with a bank of 8 GB after I asked ...
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What are some points to be kept in mind before installing ram sticks of different sizes? (2Gb + 4Gb)
My older Desktop had a 32bit Windows 7. But since the processor was 64bit capable, I dual booted it with a 64bit Windows 7. I want to upgrade the RAM to 6Gbs by installing another 4Gb RAM stick. I ...
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1answer
227 views
Why RAM storage is much more costlier than hard disk storage?
I am trying to understand this from the technical and manufacturing point of view.
I see some laptops are priced from $500 to $1,000 (Canadian) additional for a single difference: RAM Size. $500 for ...
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221 views
Mobo Ram slot or CPU IMC - How do I test which is faulty
Here are my specs
Motherboard: Asus H81M-CS
Processor: i5-4440 3.1Ghz
Ram: Kingston hyperx fb-dimm (4GB)
SSD: Kingston SSDNow 300 (128GB)
HDD: WD 1TB
Graphics Card: GTX 750Ti
PSU: Antec VP450P
I ...
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0answers
191 views
Increase bootable USB available memory
I wanted to know if it is possible to use the USB memory to increase the available disk-space for a bootable OS in an USB.
I have a bootable USB which runs Kali Linux. I noticed that the available ...
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334 views
How do I know if my RAM slot or CPU socket is gone bad
So I recently had some issues with my system booting.
At first, It would end up in a boot loops. No beeps, nothing, just fans start spinning for a second, then go off for a second only to start ...
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1answer
160 views
How can I mount a ramdisk system without sudo (root)
When I run
mount -t tmpfs -o size=4096m tmpfs /media/ramdisk/
I get an error
mount: only root can use "--options" option
The directory /media/ramdisk is owned by me
ls -la /media/ramdisk
drwxr-xr-...
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1answer
292 views
move the main Hard Drive and Ram from HP laptop to Lenovo
My HP laptop got damaged and cost a lot to fix so I decided to use it as parts.
Anyways, I was searching if I am able to move the hard drive and ram from hp laptop to Lenovo, but, I couldn't find a ...
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2answers
759 views
Upgrading RAM on my desktop PC
I have recently brought a £40 desktop computer since I woke up and spilled coffee all over my old laptop.
I am learning to be a website developer and need to try and upgrade my RAM, so I can use ...
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2answers
129 views
System that can read hard-drive and exclusively write into RAM?
I hope to be at the right place. I could not find any suggestions on the "web" about my question. How could an O.S, let us say a distribution of linux, can be loaded from the hard-drive and execute ...
2
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1answer
528 views
Ramdisk size - kernel config or boot parameters?
I need to use a ramdisk to mount a filesystem as a ramfs on an embedded device. However, this requires me to increase the size of the ramdisk - currently as per the kernel config, maximum size is 35MB....
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1answer
74 views
Is maximum graphic memory limited based on the type of processor or motherboard?
While I was thinking of installing more RAM in my laptop I read that my processor (Intel i3 4010U) supports maximum of 16gb memory whereas the motherboard of my laptop supports just 8gb of ram. So out ...
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24 views
Is this model of memory compatible with NUC?
I am curious if the three items in the attached image are compatible and if it's all I need to get an Intel NUC running?
Update:
My plan is to run this on Ubuntu 18 Server LTS or CentOS 7
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1answer
3k views
Can I use DDR4 PC2400T and DDR4 PC2400 memory together?
I recently got a samsung memory 4GB PC 2400T,I am not sure if I can use both PC2400T and PC2400 together.
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1answer
63 views
Will overall RAM performance be reduced if I use one single ranked RAM stick in one RAM slot and another dual ranked RAM stick in the other slot?
CPU Z says that my memory is using dual channel, and one slot of RAM is using 8GB dual ranked RAM from Samsung, and the other slot is using 4GB single ranked RAM from crucial. I was just wondering if ...
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0answers
78 views
Estimation on power consumption for dram modules on desktop mainboard?
Desktop mainboard is equipped with Crucial, DDR4-2400, PC4-19200 2x16GB, CT2K16G4SFD824A, CL=17, dual Ranked, x8 based, unbuffered, non-ECC, 1.2V, 2048Meg x64bit modules. What is power consumption for ...
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1answer
280 views
“Inaccessible boot device” when booting a RamDisk “Windows server 2016 standard VHD”
I need to boot a "Windows Server 2016 Standard VHD" from RamDisk.
Few seconds after booting from RamDisk, the system display the message "Inaccessible boot device".
Below is the grub4dos menu.lst ...
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2answers
94 views
Can I upgrade my computer's RAM?
My computer bought in 2013 and 4Gb memory, now I want to upgrade RAM for my computer to use smoother, My Computer is asus k56CM core i5 laptop. I want to use it more smoothly, and I use downloadram....
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0answers
412 views
MAC OS Mounting and booting from Ramdisk when starting up
Is it possible to do the following automatic actions each time OSX starting up?
Press Power Button
Boot Mac
Create Ramdisk
Load OSX to Ramdisk
Boot from Ramdisk
Then I should be able to use ...
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251 views
How do I get GCC and Make to exclusively use RAM only?
I'm compiling a C++ project using GCC and Make.
I use a ramdisk for this because it builds faster that way and to reduce the amount of writes to my SSD.
I've noticed that, despite moving the project ...
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1answer
39 views
DDRAM Rack and channels
I have a question regarding the DDRAM architecture: I was reading a scientific paper regarding a new processor that reduces power consumption while keeping a very high level of performances, and as ...
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1answer
391 views
What are the differences between a physical and virtual RAM disk?
I'm using ImDisk to create a RAM disk for the purposes of creating an environment where I can run some performance benchmarks and ensure that all benchmarks run are consistent, by making sure any ...
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2answers
2k views
Moving the Google Chrome cache directory onto RAM disk automatically at boot in Linux
OS: Linux Mint 19 Cinnamon 64-bit.
I know how to create a RAM disk (tmpfs), actually I have it mounted in /etc/fstab like so:
none /ramdisk tmpfs size=2G,mode=0777 0 0
As you can see,...
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4answers
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Why we don't use RAM drive as the Hard Drive Disk?
I'm very interested in computer mechanic and I'm wondering why we don't use RAM as Hard Drive Disk ? I mean, a RAM of 200 Giga for example as Hard Drive Disk to faster the computer experience ?
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901 views
HDD makes a beep sound
My laptop has started to make a beep sound followed by a click. I checked the HDD health with multiple apps including the disk checking tool from Seagate which is my HDD manufacturer and it was ok. I ...
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1answer
148 views
Stop code 0x000000F8 troubleshooting
Stop code 0x000000F8 relates to what, exactly? I can't find official Microsoft documentation for that specific stop code beyond:
https://docs.microsoft.com/en-us/windows-hardware/drivers/debugger/...
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2answers
1k views
linux ramdisk - Sync to disk
I have configure a ramdisk to optimize access to a few log files.
Is there a way to keep a constant copy of the ramdisk to a physical disk?
I would like to avoid loosing everything after a power loss ...
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1answer
411 views
Is there anything that needs to be wiped / reformatted on RAM before selling it?
I've got a bunch of RAM modules from upgrading several machines, I'm aware with HDDs / SSDs etc in that they should be securely wiped or destroyed, but what is the best practice with RAM?
Can it be ...
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1answer
236 views
Why do Windows file transfer speeds top out at around 1.5 gigabytes /second?
I noticed that file transfers on the same machine between a fast nvme m.2 ssd (general read speed 3.2GB/s and writes 2.7 GB/s) and a ram disk top out at around 1.4-1.5 GB/s. Why is that the case? I ...
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2answers
665 views
Purchased DDR3 RAM but it is super small for my tower computer
I recently bought a small tower computer (Dell OptiPlex, Intel Core 2 Duo 2.9GHz E7500 Processor, 4GB Memory, 160GB Hard Drive, DVD, Windows 10 Home, WiFi) that said it takes DDR3 RAM, so I bought ...
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1answer
798 views
Measure RAM disk performance [closed]
I would like to measure my RAM disk performance.
Normal hard drive testing tools can't help because RAM disk is a virtual drive, not a physical one.
I tried creating a large file an copying it ...
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0answers
284 views
usable vs installed RAM - how to expand
I have two questions on RAM, because I saw there is difference between usable and installed memory:
Right now I have 4GB RAM (2 + 2) installed but task manager shows I have 5.9GB, how is this ...
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0answers
38 views
Ram Usage is Normal but HardDrive usage is mostly high [duplicate]
I am using an i7 2nd gen laptop, with 8 GB ram maybe ddr3, and Harddrive is of 5400 rpm. Whenever I am using any application be it chrome or Photoshop or Visual Code I am getting the Ram as around 4 ...
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1answer
2k views
Linux tmpfs write speed slower than RAM speed
I have a HPE ProLiant DL360 Gen9 server, specs are:
CPU: Intel Xeon 2 CPUs E5-2687W v3 @ 3.10GHz, 25MB L3 cache, 10
cores ea
RAM: 8x 32GB PC4-17000 DDR4 2133MHz CAS-15 1.2V SDRAM DIMM
(256 GB total)
...
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1answer
74 views
Is my computer good enough? [closed]
So I'm trying to run a game on my computer and it lags quite a lot. According to this page https://www.systemrequirementslab.com/cyri I can't run it, since it says that my CPU isn't good enough, and ...
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1answer
235 views
Ram Disk for encrypting files much faster
I have a lot of medium to small files (1gb in total) to encrypt several times a week. I often decrypt out of windows EFS then encrypt using another method. In doing so on a new fast SSD it can take 14 ...
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2answers
3k views
How many address lines are needed to access 4 GB RAM?
4 GB = 2^30 * 2 ^ 2 = 2^32 bytes
Then the answer would be 32 but is there a difference when we talk about RAM/ROM ?
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1answer
2k views
Memtest86+ failing address, what does this mean?
My computer recently got a problem where whenever I turn on the computer I would see a blue screen telling me to remove disks or other medias. So I messed around and thought it was hopeless then I ...
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1answer
1k views
Windows 10 is telling me incorrect info about remaining space left on RAM disk
Problem
In the image below you can see that my RAMDisk, Drive Z, is out of space.
But if you look at the second image showing the contents of the RAMDisk it doesn't show that its taking up the space. ...
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2answers
1k views
How to flush changes back to live usb when booting into ram with persistence?
I've got a bootable usb drive with a live linux distro on it. We set it up to support persistence, so normally the changes make are kept between reboots.
Booting into ram seems to make linux a lot ...
