The Curious Engineer

All blogs / Storage / filesystems

Louwrentius

louwrentius.com

Storage / filesystemsLinux / UnixHardwareNetworking

’15’20’25
Posts
101 from 18 Dec 2012 to 17 Oct 2026
Posting
monthly (13 in the last year)
Kind
personal blog
Feed
https://louwrentius.com/feeds/all.atom.xml

2026 12

  1. Don't be a tech bro
  2. Jeff Geerling is anti-abortion, against homosexuality in case you didn't know
  3. UEFI PXE HTTP boot with iPXE or how to circumvent TFTP
  4. I think you might be fooling yourself with AI
  5. I made my blog solar-powered - a huge update
  6. The AI mirage or why I think the hype can't sustain itself
  7. I build a 10 inch mini rack from aluminium extrusions
  8. I think Rutger Bregman & The School for Moral Ambition are full of shit
  9. DNS is for people - not for IT infrastructure
  10. Improve privacy by running a DNS server without forwarder
  11. What will you do when AI runs out of money and disappear?
  12. KVM migration from intel to AMD fails with missing cmp_legacy feature (+ solution)

2025 2

  1. Sharing group_var variables across Ansible inventories
  2. Bose SoundLink on-ear headphones battery replacement

2024 4

  1. My 71 TiB ZFS NAS after 10 years and zero drive failures
  2. The Raspberry Pi 5 is no match for a tini-mini-micro PC
  3. AI is critically important but not for you
  4. How to run victron veconfigure on a mac

2023 6

  1. Tunneling Elixir cluster network traffic over Wireguard
  2. IKEA $50 VINDSTYRKA vs. $290 Dylos air quality monitor
  3. My solar-powered blog is now on Lithium Iron Phosphate
  4. I made my blog solar-powered, then things escalated
  5. Benchmarking cheap SSDs for fun, no profit (be warned)
  6. How to setup a local or private Ubuntu Mirror

2022 1

  1. I resurrected my Dutch movie review site from 2003

2021 6

  1. An ode to the 10,000 RPM Western Digital (Veloci)Raptor
  2. Raspberry Pi as a router using a single network interface
  3. A practical understanding of lead acid batteries
  4. ZFS RAIDZ expansion is awesome but has a small caveat
  5. Recycle your old laptop display and turn it into a monitor
  6. Understanding the Ubuntu 20.04 LTS Server Autoinstaller

2020 12

  1. A 12.48 inch (1304x984) three-color e-paper display by Waveshare
  2. Most Technical debt is just bullshit
  3. This blog is now running on solar power
  4. Don't be afraid of RAID
  5. What home NAS builders should understand about silent data corruption
  6. Scrub your NAS hard drives regularly if you care about your data
  7. Benchmarking storage with Fio and generating charts of the results
  8. My home network setup based on managed switches and VLANs
  9. The impact of the MDADM bitmap on RAID performance
  10. Cryptocurrencies are detrimental to society
  11. Understanding Storage Performance - IOPS and Latency
  12. Difference of behavior in SATA Solid State Drives

2019 4

  1. Benchmarking a 1.44 MB floppy drive
  2. Fio-plot: creating nice charts from FIO storage benchmark data
  3. My home lab server with 20 cores / 40 threads and 128 GB memory
  4. My Ceph test cluster based on Raspberry Pi's and HP MicroServers

2018 3

  1. Compiling Ceph on the Raspberry Pi 3B+ (armhf) using Clang/LLVM
  2. Understanding Ceph: open-source scalable storage
  3. Setup a VPN on your iPhone with OpenVPN and Linux

2017 2

  1. HP Proliant Microserver Gen10 as router or NAS
  2. Using InfiniBand for cheap and fast point-to-point Networking

2016 4

  1. Tracking down a faulty Storage Array Controller with ZFS
  2. RAID 5 is perfectly fine for home usage
  3. ZFS: resilver performance of various RAID schemas
  4. The 'hidden' cost of using ZFS for your home NAS

2015 7

  1. ZFS performance on HP Proliant Microserver Gen8 G1610T
  2. The sorry state of CoW file systems
  3. Configuring SCST iSCSI target on Debian Linux (Wheezy)
  4. Why I Do Use ZFS as a File System for My NAS
  5. FreeBSD 10.1 unattended install over PXE & HTTP (no NFS)
  6. Creating configuration backups of HP procurve switches
  7. Configuring, attacking and securing VRRP on Linux

2014 16

  1. Systemd Forward Secure Sealing of system logs makes little sense
  2. Getting the Sitecom AC600 Wi-Fi adapter running on Linux
  3. The ZFS Event Daemon on Linux
  4. Installation of ZFS on Linux hangs on Debian Wheezy
  5. Please use ZFS with ECC Memory
  6. 71 TiB DIY NAS based on ZFS on Linux
  7. ZFS: Performance and capacity impact of ashift=9 on 4K sector drives
  8. Achieving 2.3 GB/s with 16 x 4 TB drives
  9. Affordable server with server-grade hardware part II
  10. How to resolve extreme memory usage on Windows 2008 R2-based file servers
  11. My experiences with DFS replication on Windows 2008 R2
  12. How traffic shaping can dramatically improve internet responsiveness
  13. Monitoring HP MSA P2000 G3 I/O latency with Nagios
  14. Creating a basic ZFS file system on Linux
  15. Why you should not use IPsec for VPN connectivity
  16. Achieving 450 MB/s network file transfers using Linux Bonding

2013 20

  1. Things you should consider when building a ZFS NAS
  2. ZFS on Linux: monitor cache hit ratio
  3. An affordable server platform based on server-grade hardware
  4. Eztables: simple yet powerful firewall configuration for Linux
  5. Script that shows smart values of all disks'
  6. Script that shows relevant disk information
  7. Finding a good blu-ray player for Mac OS X
  8. Linux: script that creates table of network interface properties
  9. How to compile HAProxy from source and setup a basic configuration
  10. Redhat explains why chroot is not a security feature
  11. overview of open-source load balancers
  12. I switched my blog from Blogofile to Pelican
  13. Using iSCSI with time machine and Super Duper
  14. Don't use cloud services if you care about secrecy of your data
  15. Why I believe the new Mac Pro won't be a great machine for gaming
  16. Improving iSCSI Native Multi Pathing Round Robin performance
  17. Creating storage benchmark charts with FIO and GNUplot
  18. Linode hacked: the dark side of cloud hosting
  19. Linode hacked: thoughts about cloud security
  20. Storage and I/O: reads vs. writes

2012 2

  1. Benchmark results of Random I/O performance of different RAID levels
  2. Statistics showing relevance of caching proxy