12 engineers on Hacker News describe using ext4 first-hand: 2 endorse it, 3 regret it, 0 are mixed.
“I feel hamstrung working on any Linux system just using ext4 without LVM.”
regret · personal · nirvdrum · 2025-12-28 · source ↗ · wrong label?“I do prefer the durability of XFS or ext4 (depending on workload) vs UFS”
endorse · production · salmo · 2021-05-07 · source ↗ · wrong label?“formatted everything back to ext4 and go with that again for now.”
endorse · personal · Aardwolf · 2020-12-23 · source ↗ · wrong label?“We switched to XFS from EXT4 because we were running out of inodes under heavy traffic.”
regret · production · donatj · 2018-07-09 · source ↗ · wrong label?“The problem was that with ext4 after running a job certain disks always switched to readonly and this was a major hassle”
regret · personal · nisa · 2017-03-13 · source ↗ · wrong label?“how we remapped user account creation with pre-existing templates for ext4 quota”
neutral · production · giis · 2026-03-30 · source ↗ · wrong label?“I use ext4 root and ZFS for /home for snapshots and transparent compression now”
neutral · personal · greenavocado · 2024-07-26 · source ↗ · wrong label?“The ext4 fs is tuned in a way that the kernel defers writes quite a while to minimize write access”
neutral · production · dividuum · 2018-11-25 · source ↗ · wrong label?“We replaced ext4 with ZFS (no raid, just plain zpools with failmode=continue)”
neutral · production · nisa · 2016-08-07 · source ↗ · wrong label?“we moved off of btrfs onto ext4 + overlayfs as soon as overlayfs became a viable option in late 2014”
neutral · production · philips · 2016-06-27 · source ↗ · wrong label?“On production Linux today, I stay with EXT4 or XFS.”
neutral · production · richardkmichael · 2014-09-30 · source ↗ · wrong label?“I boot off ext4 and have my home on a BtrFS partition.”
neutral · personal · rbanffy · 2010-08-02 · source ↗ · wrong label?