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localhorst f0246a60d2 Improve shred throughput with adaptive chunksize (#98 )

Measure Throughput
     │
     ▼
throughput > best?
     │
 ┌───┴───┐
YES     NO
 │       │
 │       ▼
 │   currentChunk == bestChunk?
 │       │
 │   ┌───┴───┐
 │  YES     NO
 │   │       │
 │   ▼       ▼
 │ throughput < best?  Nichts tun
 │   │
 │ ┌─┴─┐
 │YES NO
 │ │   │
 │ ▼   ▼
 │UPDATE!
 │BEST!
 │
 ▼
UPDATE
BOTH!

Reviewed-on: #98
Co-authored-by: localhorst <localhorst@mosad.xyz>
Co-committed-by: localhorst <localhorst@mosad.xyz>

2026-05-03 10:06:14 +02:00

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reHDD

Features:

show S.M.A.R.T values of attached drives
checking used drives for their next live based on threshold limits
delete a drive instant with wipefs
deleting a drive securely via overwriting
only needs a display and keyboard
process multiple drives at once

Download USB Image

See reHDD-Bootable how the live image is created: https://git.mosad.xyz/localhorst/reHDD-Bootable

Use Etcher or dd to create an bootable USB drive .

Screenshot

openSUSE Build Notes

zypper install ncurses-devel git make gcc-c++
git submodule init
git submodule update
make release

Enable Label Printer

Just install reHDDPrinter. No further settings needed.

Software requirements

zypper install hwinfo smartmontools curl htop sudo

Installation

clone this repo into /root/

git submodule init
git submodule update

cd /root/reHDD/

make release

bash scripts/install_reHDD.bash

If you want to upload the logs, edit scripts/reHDDLogUploader.bash with your nextcloud token

Add ignored drives in /root/reHDD/ignoreDrives.conf like: e102f49d Get the first 8 Bytes from your UUID via blkid /dev/sdX

reboot

Build docs

make docs

open doc/html/index.html in browser

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