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Timestamps all Linux setting maybe

Posted 02-02-2024 at 05:12 PM by maybeJosiah
Updated 02-02-2024 at 08:55 PM by maybeJosiah (ZFS)

On Linux there are ways to set changed at time and created at time for files. For example:
xfs_db -c "inode <inode_number>" -c "chattr <new_change_attribute>" /dev/<device_name>

That is for chaned at on XFS.
BTRFS:
chattr --ctime="2022-01-01 12:00:00" filename
ZFS:
zfs set creation=2022-01-01T00:00:00 pool/dataset/file

Test this before large scale but these things may do setting changed...

maybeJosiah

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Using FreeFileSync for Backups of personal data

Posted 11-03-2023 at 10:08 AM by beachboy2

Tags backup, data, files, home, personal

There are many ways to backup your personal data to a second drive or elsewhere.

I currently use FreeFileSync (FFS).

Installing FreeFileSync (FFS):

First create a new folder in the backup drive called TARGET_Home, or similar.

Download FFS for Linux from:
https://freefilesync.org/download.php

(There are plenty of screenshots and tutorials available there also).

Right click on the FreeFileSync_13.1_Linux.tar.gz...

beachboy2

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Posted in Uncategorized

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Adding a Second (Backup) Drive (drive2)

Posted 07-06-2023 at 02:15 PM by beachboy2
Updated 07-07-2023 at 08:29 AM by beachboy2

Tags backup, drive, uuid

Note: If you do not have gedit installed, then install it using:

Code:

sudo apt install gedit

Alternatively, use nano or vim or vi or other text editor instead of gedit.

Then modify your particular UUID settings and username etc using the following procedure:

1. Find the UUID of HDD (drive2) using:

Code:

sudo blkid

NB The blkid results will show /dev/sda* as the main drive partitions and usually /dev/sdb1 refers to...

beachboy2

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Posted in Uncategorized

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One way to prepare for sudden SSD failure

Posted 07-01-2020 at 09:55 AM by beachboy2
Updated 07-03-2020 at 03:10 AM by beachboy2

Tags backup, failure, grsync, recovery, ssd

Why SSDs die a sudden death:
https://blog.elcomsoft.com/2019/01/w...-deal-with-it/

There are several ways to prepare for sudden SSD failure.

Here I am using Grsync to manually backup the home folder (/home/fred) regularly to a second drive (/media/drive2).
https://help.ubuntu.com/community/rsync#Grsync

However, one essential refinement must be added to the usual Grsync backup procedure before the drive...

beachboy2

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Posted in Uncategorized

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A word on partitioning and permissions (for newbies)

Posted 09-06-2019 at 07:53 AM by zeebra

Tags backup, partitioning, permissions

Unless you are completely new to GNU/Linux and/or have no idea what you are doing, ALWAYS use 1. manual partition setup when installing a distro! If you don't you have absolutely no control over what happens, you learn nothing, you (probably) end up with a bad setup and you can't plan for persistence. Besides that, auto-partitioning will usually whipe your whole disk!

There are other setups as well across various distroes, don't use these! MANUAL PARTITIONING IS WHAT YOU WANT. It's...

zeebra

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Posted in best practices

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