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Questions tagged [ramdisk]

A RAM disk or RAM drive is a block of RAM (primary storage or volatile memory) that a computer's software is treating as if the memory were a disk drive (secondary storage)

A RAM disk or RAM drive is a block of RAM (primary storage or volatile memory) that a computer's software is treating as if the memory were a disk drive (secondary storage)

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kernel not able to run /init in initramfs in linux android 10 kernel version 4.9

I have created a custom initramfs using the below command in my custom initramfs directory: find . | cpio --quiet -H newc -o | gzip -9 -n > ../diaginitrd.img Then I built a custom bootimage with the above cpio using the command mkbootimg --kernel …
shivam seth
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MS Windows Only: Need a way to create a private filesystem within the scope of a process

I have an application that launches CPU/GPU intensive applications as child processes. Within each child process I'm looking for a way to create a process-private filesystem (encrypted, hidden, etc...) that only that process has access to. This…
rmacyn
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How to create RAM disk with Golang and in a platform-independent way?

RAM disk can be created in command line with different commands on different operating systems. For example, to create a RAM disk of 512MB --- On macOS: diskutil eraseVolume HFS+ "RAMDisk" `hdiutil attach -nomount ram://1048576` On Ubuntu: mkdir…
Vej
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U-boot tftp ramdisk Bad Trap when loading larger rootfs

I'm booting kernel on my board with u-boot ramdisk image which is 39.8 MB. It boots successfully. When I try another u-boot image which has 74.7 MB size, load adress of ramdisk changing and its giving 'Loading Ramdisk to ff8c0000, end 03fffd63...…
Yusuf Altıparmak
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Direct copy Ramdisk image to Ramdisk device

Right, so I've got a Ramdisk image on a mounted device at, say, /mnt/sda1/Ramdisk.img . I want to copy the raw data directly to a ramdisk device at /dev/ram0, in such a way that there will be no need to use mke2fs: I could mount the image and device…
Hamish Milne
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Is there a way to eliminate seek time when decoding part of a video using ffmpeg?

I've got some MKV videos encoded with FFV1. For each of the frames, I want to run some complex and time-intensive python or matlab code, so I'm using multithreading, where each thread works on an individual image. I've tried extracting a single…
Babis
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Reduce time to launch Play mode and scripts update

Every working day, all unity developers have to launch the play mode in a Unity more than once. And if you think about it, it may take you a long time to wait for the launch of this mode. My question is advise how I can speed up the launch mode and…
Dmitri Veselov
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What's the difference between using HDFS RAMDisk and Alluxio?

Since HDFS support RAMDisk, what's the advantage by using Alluxio. In our case we are not going to support integrate different type of under storage beside HDFS.
Jerome tan
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sql server tempDB files on RAMDisk AND physical disk

We find, for our application, locating TempDB files on RAMDisk improves performance significantly. But we don't want to allocate more RAM to RAMDisk than necessary. Nor do we want SQL Server to fail because it can't grow TempDB. I remember reading…
Paul Davis
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Hadoop YARN Cluster / Spark and RAM Disks

Because my computational tasks require fast disk I/O, I am interested in mounting large RAM disks on each worker node in a YARN cluster that runs Spark, and am thus wondering how the YARN cluster manager handles the memory occupied by such a RAM…
Han Altae-Tran
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Is there any point implementing my own file cache in a Windows app?

I have a Delphi app that references a datafile of 28-byte records. The file is written sequentially but read randomly. The datafile is split into N physical files which are rolled over at 10 megs or so to provide some insurance against disk…
rossmcm
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Booting linux kernel with big ramdisk

I built a ramdisk image which is bigger than 16 MB. After downloading the ramdisk image U-boot print: ## Loading init Ramdisk from Legacy Image at 03000000 ... Image Name: uboot ext4 ramdisk rootfs Created: 2018-01-24 8:15:12 UTC …
Hanshuang
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Generate ramdisk during build and fill with content

Is it, in some way, possible to create AND fill a ramdisk image with files without mounting the ramdisk? I have a customized set of files for linux (so, just a bunch of files) which should be inside the filesystem. Now I want to have it executed…
alabamajack
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RAMDISK Partition not getting registered by the kernel

all! So I've been sleuthing over this problem for the past two days. I have a ramdisk, and I tried partitioning it using both parted and fdisk. I also tried to register it using partprobe and kpartx. lsblk is displaying the partition I made for…
Yolo Voe
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How to create a RAM Drive in Windows 7 (Windows 2008 R2)?

This isn't necessarily a programming question, but I've hit a performance bottleneck with disk IO and I'd like to try writing and reading from RAM instead of the hard drive. I want to create my file in RAM and then run my application against…
Mark
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