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#ext4

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★Pope Miller the Defondor<p>Ich wollte heute eine alte 500GB Festplatte als Musikspeicher für möglichst alle <a href="https://ruhr.social/tags/Betriebssysteme" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Betriebssysteme</span></a> formatieren. Stellt sich mal wieder raus: <a href="https://ruhr.social/tags/FAT32" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FAT32</span></a> und <a href="https://ruhr.social/tags/NTFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NTFS</span></a> sind immer noch ungeeignet.<br>Jede Menge "Sonderzeichen", wie z.B. "?" im Dateinamen werfen Fehler und die Dateien werden nicht gespeichert.<br>Tjo nun, dann nehm ich eben wieder <a href="https://ruhr.social/tags/Ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ext4</span></a>. <a href="https://ruhr.social/tags/Linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linux</span></a> kommt damit klar, <a href="https://ruhr.social/tags/MacOS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MacOS</span></a> glaube ich auch. Wenn ich die Platte mal an einem <a href="https://ruhr.social/tags/Windows" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Windows</span></a> anschließe und sie nicht gelesen werden kann - Pech gehabt.</p>
/dev/urandom<p>now i'm confused. i looked up a benchmark on phoronix, and it says <a href="https://toot.cat/tags/btrfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>btrfs</span></a> is actually <u>slower</u> than <a href="https://toot.cat/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a>?</p>
/dev/urandom<p>so, for an SSD: <a href="https://toot.cat/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> or <a href="https://toot.cat/tags/btrfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>btrfs</span></a>?</p><p>(by this point i know that btrfs is not as suitable for HDD storage, because it doesn't have a way to detect and avoid "bad blocks") <a href="https://toot.cat/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linux</span></a></p>
Aptivi<p>Your EXT4 filesystem will be speedier on Linux 6.16!</p><p><a href="https://mastodon.social/tags/EXT4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EXT4</span></a> <a href="https://mastodon.social/tags/Linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linux</span></a> <a href="https://mastodon.social/tags/Kernel" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Kernel</span></a> <a href="https://mastodon.social/tags/LinuxKernel" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LinuxKernel</span></a> <a href="https://mastodon.social/tags/Computers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Computers</span></a> <a href="https://mastodon.social/tags/Laptops" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Laptops</span></a> <a href="https://mastodon.social/tags/TechNews" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TechNews</span></a> <a href="https://mastodon.social/tags/TechUpdates" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TechUpdates</span></a></p><p><a href="https://officialaptivi.wordpress.com/2025/05/28/linux-6-16-yields-improved-ext4-performance/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">officialaptivi.wordpress.com/2</span><span class="invisible">025/05/28/linux-6-16-yields-improved-ext4-performance/</span></a></p>
Droppie [infosec] 🐨:archlinux: :kde: :firefox_nightly: :thunderbird: :vegan:​<p><code>BtrFS</code> <em>completely sucks</em> &amp; i shall <em>never again</em> make the error of using it instead of <code>ext4</code>. 😡</p><p><a href="https://infosec.space/tags/BtrFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BtrFS</span></a> <a href="https://infosec.space/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> <a href="https://infosec.space/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linux</span></a> <a href="https://infosec.space/tags/filesystems" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>filesystems</span></a> <a href="https://infosec.space/tags/ArchInstall" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ArchInstall</span></a> <a href="https://infosec.space/tags/ArchLinux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ArchLinux</span></a> <a href="https://infosec.space/tags/VM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>VM</span></a></p>
Vladimir<p>okay i backup all the important data now i will just reformat it with <a href="https://mas.to/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a>, i don't want to deal with <a href="https://mas.to/tags/btrfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>btrfs</span></a> anymore</p><p><a href="https://mas.to/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linux</span></a></p>
keet<p>So, I'm currently installing WSL in an attempt to get Windows 11 to view various ext4 filesystems, as I do a lot of stuff with Rasperry Pi machines. This feels...kinda wrong. I hope it works though. I know just enough to be dangerous, but not enough to be a true expert.</p><p><a href="https://universeodon.com/tags/WSL" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>WSL</span></a> <a href="https://universeodon.com/tags/Linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linux</span></a> <a href="https://universeodon.com/tags/Windows" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Windows</span></a> <a href="https://universeodon.com/tags/RaspberryPi" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RaspberryPi</span></a> <a href="https://universeodon.com/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> <a href="https://universeodon.com/tags/dunning_kruger" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>dunning_kruger</span></a></p>
Jan Schaumann<p>System Administration</p><p>Week 3, Additional Reading</p><p>GUID Partition Table (GPT)<br><a href="https://uefi.org/specs/UEFI/2.10/05_GUID_Partition_Table_Format.html" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">uefi.org/specs/UEFI/2.10/05_GU</span><span class="invisible">ID_Partition_Table_Format.html</span></a></p><p>The Security War in File Systems: An Empirical Study from A Vulnerability-centric Perspective<br><a href="https://dl.acm.org/doi/10.1145/3606020" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">dl.acm.org/doi/10.1145/3606020</span><span class="invisible"></span></a></p><p>And to dive a bit deeper into <a href="https://mstdn.social/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> and FFS.</p><p>Understanding ext4 Disk Layout:<br><a href="https://blogs.oracle.com/linux/post/understanding-ext4-disk-layout-part-1" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">blogs.oracle.com/linux/post/un</span><span class="invisible">derstanding-ext4-disk-layout-part-1</span></a></p><p>ext4 Data Structures and Algorithms:<br><a href="https://www.kernel.org/doc/html/latest/filesystems/ext4/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">kernel.org/doc/html/latest/fil</span><span class="invisible">esystems/ext4/</span></a></p><p>A Brief History of the BSD Fast Filesystem:<br><a href="https://freebsdfoundation.org/wp-content/uploads/2016/04/A-Brief-History-of-the-BSD-Fast-Filesystem.pdf" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">freebsdfoundation.org/wp-conte</span><span class="invisible">nt/uploads/2016/04/A-Brief-History-of-the-BSD-Fast-Filesystem.pdf</span></a></p><p><a href="https://mstdn.social/tags/SysAdmin" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SysAdmin</span></a> <a href="https://mstdn.social/tags/DevOps" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DevOps</span></a> <a href="https://mstdn.social/tags/SRE" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SRE</span></a></p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://datasci.social/@agu" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>agu</span></a></span> 1,2kg is a pretty steep target, but feasible unless you want a 15" 4k monster with dedicaded GPU.</p><ul><li>As with toolfree-swappable storage, that is <a href="https://infosec.space/@kkarhan/112038807117354195" rel="nofollow noopener" target="_blank">easy to solve</a> too.</li></ul><p>I'd recommend to use either <a href="https://infosec.space/tags/LUKS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LUKS</span></a>-encrypted <a href="https://infosec.space/tags/btrfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>btrfs</span></a> or <a href="https://infosec.space/tags/VeraCrypt" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>VeraCrypt</span></a>-encrypted <a href="https://infosec.space/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> for portable storage...</p>
Richard "RichiH" Hartmann<p><a href="https://chaos.social/tags/Debian" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Debian</span></a> question: my systems are all using the... not-non-user-hostile... defaults of encrypted LVM partitions, so I have ~250MB of /boot with <a href="https://chaos.social/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a>. My / is <a href="https://chaos.social/tags/XFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>XFS</span></a> so I can't move /boot. I have closed <a href="https://chaos.social/tags/nvidia" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nvidia</span></a> drivers via <a href="https://chaos.social/tags/dkms" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>dkms</span></a>, maybe that matters.</p><p>I used to be able to juggle two kernels, one installed, one to be installed. That fails now, I am stuck.</p><p>Are there any good and modern docs on reducing <a href="https://chaos.social/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linux</span></a> <a href="https://chaos.social/tags/kernel" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>kernel</span></a> footprint in /boot?</p><p>I can find old stuff, empty stuff, and whataboutism, no docs...</p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://mastodon.neilzone.co.uk/@neil" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>neil</span></a></span> <span class="h-card" translate="no"><a href="https://m.ai6yr.org/@ai6yr" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>ai6yr</span></a></span> <span class="h-card" translate="no"><a href="https://fosstodon.org/@restic" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>restic</span></a></span> I'd say an external <a href="https://infosec.space/tags/SATA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SATA</span></a>-SSD in an enclosure with <a href="https://infosec.space/tags/brtfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>brtfs</span></a> or <em>"journalless <a href="https://infosec.space/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a>"</em> works fine.</p><ul><li>Maybe consider a cheap multi-port case with <a href="https://infosec.space/tags/HDDs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HDDs</span></a> and using <a href="https://infosec.space/tags/dmraid" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>dmraid</span></a> for <a href="https://infosec.space/tags/RAID" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RAID</span></a>-based failsafe?</li></ul>
SP⟁CED GO⟁T<p>Been reading up a bit trying to decide which file system I want to use when I redo my home server soon. Think I'm leaning towards giving btrfs a go. Curious what the splits are on fedi. I've only ever used ext4 on Linux. I'm guessing for desktop/home server use, xfs isn't very popular. Just including it here since it's in this article. </p><p><a href="https://appdot.net/tags/Linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linux</span></a> <a href="https://appdot.net/tags/FileSystems" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FileSystems</span></a> <a href="https://appdot.net/tags/EXT4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EXT4</span></a> <a href="https://appdot.net/tags/BTRFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BTRFS</span></a> <a href="https://appdot.net/tags/ZFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ZFS</span></a> <a href="https://appdot.net/tags/XFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>XFS</span></a></p><p><a href="https://blog.usro.net/2024/10/linux-file-systems-comparison/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">blog.usro.net/2024/10/linux-fi</span><span class="invisible">le-systems-comparison/</span></a></p>
Eugenia L<p>Apparently BTRFS is eating away 400 MB of RAM over ext4 for caching. On a 4 GB machine, that's sending you to swap a lot. I decided to reinstall Linux with ext4.</p><p><a href="https://mastodon.social/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linux</span></a> <a href="https://mastodon.social/tags/linuxmint" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linuxmint</span></a> <a href="https://mastodon.social/tags/btrfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>btrfs</span></a> <a href="https://mastodon.social/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> <a href="https://mastodon.social/tags/ram" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ram</span></a> <a href="https://mastodon.social/tags/mint" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mint</span></a> <a href="https://mastodon.social/tags/filesystem" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>filesystem</span></a> <a href="https://mastodon.social/tags/memory" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>memory</span></a> <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>opensource</span></a> <a href="https://mastodon.social/tags/foss" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>foss</span></a></p>
Fell<p>**I converted my gaming PC from BTRFS to EXT4 and this happened:** (I'm not even kidding)</p><p>✅ Steam startup issues fixed<br>✅ Wine startup issues fixed<br>✅ Weird system freezes gone<br>✅ Vastly improved storage performance<br>✅ System feels 100x more responsive</p><p>I used to be a huge fan of BTRFS, but *boy* does it feel good to be back on EXT4. I guess new isn't always better.</p><p><a href="https://ma.fellr.net/tags/Linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linux</span></a> <a href="https://ma.fellr.net/tags/Steam" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Steam</span></a> <a href="https://ma.fellr.net/tags/Wine" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Wine</span></a> <a href="https://ma.fellr.net/tags/BTRFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BTRFS</span></a> <a href="https://ma.fellr.net/tags/EXT4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EXT4</span></a> <a href="https://ma.fellr.net/tags/GamingOnLinux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GamingOnLinux</span></a> <a href="https://ma.fellr.net/tags/LinuxGaming" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LinuxGaming</span></a></p>
Harry Sintonen<p><a href="https://infosec.exchange/tags/Debian" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Debian</span></a> 12.4 has been released. This release fixes the linux kernel <a href="https://infosec.exchange/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> filesystem corruption bug <a href="https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1057843" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">bugs.debian.org/cgi-bin/bugrep</span><span class="invisible">ort.cgi?bug=1057843</span></a></p>
Harry Sintonen<p>I wonder why <a href="https://infosec.exchange/tags/debian" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>debian</span></a> did not pull the kernel deb package 6.1.64-1 with the <a href="https://infosec.exchange/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> corruption bug from the package repositories. Countless of systems were upgraded to to buggy version as a result. Is there some technical reason why this could not be done? <a href="https://www.debian.org/News/2023/2023120902" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">debian.org/News/2023/202312090</span><span class="invisible">2</span></a></p>
muesli<p>Debian/Linux users beware:</p><p>Due to an issue in ext4 with data corruption in kernel 6.1.64-1, we are a pausing the 12.3 image release for today while we attend to fixes. Please do not update any systems at this time, we urge caution for users with UnattendeUpgrades configured.</p><p>Please see bug #1057843:</p><p><a href="https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1057843" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">bugs.debian.org/cgi-bin/bugrep</span><span class="invisible">ort.cgi?bug=1057843</span></a></p><p><a href="https://mastodon.social/tags/debian" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>debian</span></a> <a href="https://mastodon.social/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linux</span></a> <a href="https://mastodon.social/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a></p>
Shantara<p>I was looking for a way to read and write <a href="https://mastodon.social/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> formatted SD card from my <a href="https://mastodon.social/tags/RaspberryPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RaspberryPI</span></a> on <a href="https://mastodon.social/tags/macOS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>macOS</span></a>. Messed up my home network setup, and needed to edit a DHCP config file to resolve an issue - long story. </p><p>I came across a StackOverflow answer that suggested using <a href="https://mastodon.social/tags/UTM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UTM</span></a> app with a Linux <a href="https://mastodon.social/tags/VM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>VM</span></a> to access the card through a USB card reader.</p><p>Imagine my surprise when this solution worked immediately with zero friction or additional setup needed!</p>
rugk<p><span class="h-card"><a href="https://hachyderm.io/@roguelazer" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>roguelazer</span></a></span> <span class="h-card"><a href="https://abyssdomain.expert/@filippo" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>filippo</span></a></span> well one could reasonably argue that it was forward-compatible with <a href="https://chaos.social/tags/emojis" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>emojis</span></a> that likely were not on the horizon when <a href="https://chaos.social/tags/ext4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ext4</span></a> was invented.</p>
Melting Mona :frogsleepy: 🌺<p>I currently have an external HDD connected to a <a href="https://corteximplant.com/tags/RasPi4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RasPi4</span></a> that I use as a <a href="https://corteximplant.com/tags/NAS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NAS</span></a></p><p>Back when I started doing this (on a RasPi 2?) there were lots of bottlenecks, like the USB2 ports and 100MBit Ethernet connection</p><p>TIL that today the biggest bottleneck is the file system on the HDD: I'm using NTFS (because back then the HDD with <a href="https://corteximplant.com/tags/NTFS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NTFS</span></a> was the only thing I had, and it didn't make a difference) with ~35MB/s write speeds</p><p>With <a href="https://corteximplant.com/tags/EXT4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EXT4</span></a> I should get the full GBit the LAN connection can handle :blobcateyes:</p>
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