Understanding LTO block sizes
I’m currently working with a LTO Tape drive (LTO 3 to be more specific) and I’m looking for some explanation of the block sizes. As I know, there are two supported modes: 0 for a variable block size …
Tag: filesystems
Is it safe to interrupt when “fallocate –dig-holes” is running?
I use fallocate –dig-holes on very large disk images to make it sparse in-place. I’m worried that this operation may not be atomic. My questions are, Is my data guaranteed to be safe (holes are …
Why empty drive size differs from available space
I’ve just formatted a 500G disk and mounted it to /data folder. ~ 🙂 df -h Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 795M 748K 795M …
How many folders can I put in one Windows folder?
I have a 10M folders. Each folder contains 13 files. All these folders I would like to put in one main folder (root). Is there any limitation in Windows Server for that?
How to recursively rename a directory tree to valid Windows filenames?
I am trying to copy a number of directories containing MS-DOS games from a Linux to a Windows computer. However, I am getting a [WinError 267] The directory name is invalid. Here is a listing of a few …
How to check which files are corrupted in PowerShell
I often run chkdsk /f X:(X here stands for actual drive letters), to check and fix filesystem errors, but it doesn’t report which files are corrupted. I use PSCore7.1 on Windows 10 20H2 x64, I want to …
How to access WSL2 filesystem when mounting the drive that the WSL2 filesystem lives on?
I have a SSD that went bad last weekend, and it put itself in read-only mode. I can still mount it using a rescue CD, but I can’t boot into Windows 10. I was running WSL2 on that Windows install, and …
How to setup Windows File Explorer to automatically open locations with custom “aliases” in the Address Bar (like “desktop” or “program files”)?
I am trying to automate our project’s directory and I thought that setting up aliases could help a lot. They need to be accessible from anywhere and, ideally from the Windows File Explorer Address Bar….
Character in filename that makes it sorted in last position in Windows
A common trick to have files sorted first in Windows Explorer is to add the _ character as prefix, as displayed in the screenshot below. Question: Which character can I add to the filename to have a …
Understanding where ‘creation time’, ‘accessed time’ , ‘modified time’, etc are saved in a file in Windows
This is part of my job and spent over a week understanding the timestamps. I could open a file in hex editor. But I cannot understand where the timestamps are stored. Request anyone to help me, I am …