315 episodes
- What to read into a study of long-term Backblaze hard drive failure data, why the difference between TB and TiB matters, and what to do about an overheating host bus adapter.
Plugs
Support us on patreon and get an ad-free RSS feed with some early episodes
ZFS vs Ceph: Choosing the Right Storage Architecture
News/discussion
Peer-reviewed study of 443,000 Backblaze hard drives ranks HGST most reliable and Toshiba the least — Analysis of 1.66 million drive-years finds Seagate and Toshiba HDDs fail at roughly twice the rate of WD and HGST
Changing Language for Storage Capacity
Free consulting
We were asked about an overheating host bus adapter.
See our contact page for ways to get in touch. - A TV station struggles to retrieve its data from the data centre company that a defunct intermediary used, why we don’t want AI to manage our networks (even if Microsoft thinks we should), and understanding vdevs, and datasets in ZFS.
Plugs
Support us on patreon and get an ad-free RSS feed with some early episodes
OpenZFS User and Developer Summit 2026 CfP is open until September 11
FreeBSD Security in Production: Vulnerability Response and Operational Best Practices
News/discussion
Nine PBS sues Iron Mountain over blocked access to archival data
Judge sets framework for Nine PBS to retrieve archival data
The patch window is collapsing: Why security needs a new control plane
Free consulting
We were asked about pools, vdevs, and datasets in ZFS.
See our contact page for ways to get in touch. - Microsoft claims that Windows 11 will work well with 8GB of RAM, some of the innovations coming to high end SSDs, the arguments for TP-Link Omada over Ubiquiti UniFi.
Plugs
Support us on patreon and get an ad-free RSS feed with some early episodes
FreeBSD Support: Greatest Hits
Discussion
Microsoft says 8 GB of RAM should be enough for anyone running Windows 11
Windows quality: an update on the commitment we made in March
Free consulting
We were asked about the arguments for TP-Link Omada over Ubiquiti UniFi.
See our contact page for ways to get in touch. - In a world where photos can no longer be trusted, Jim argues that we should move to a default distrust model where images are signed at every stage of the process of creation. We get into some of the potential issues. Plus how to ensure continuity for your clients in the event of your demise, and setting up a system to demonstrate ZFS replication capabilities.
Plugs
Support us on patreon and get an ad-free RSS feed with some early episodes
Piss up at The Shipwrights Arms (just next to London Bridge station) on Saturday 5th September from 5pm until late
Discussion
Google Earth risked ruin with retracted AI tool for making fake satellite pics
Apple is working on a way to authenticate that a photo came from an iPhone camera
Free consulting
We were asked about how to ensure continuity for your clients in the event of your demise, and setting up a system to demonstrate ZFS replication capabilities.
See our contact page for ways to get in touch. - Microsoft restored an account including files that it initially claimed wasn’t possible, Apple might lock down phones if people don’t keep up their lease payments, ZFS scrubs shouldn’t be painful, and accessing another network from a locked-down work machine.
Plugs
Support us on patreon and get an ad-free RSS feed with some early episodes
ZFS vs Ceph: Do You Actually Need Ceph?
News/discussion
Microsoft restores player’s 25-year-old account following widespread backlash
iOS 27 code suggests Apple could restrict leased devices after missed payments
If Scrubs Hurt, Your ZFS Design Is Broken
Free consulting
We were asked about accessing another network from a locked-down work machine.
Teleport Community
Apache Guacamole®
Linux After Dark – Episode 120
See our contact page for ways to get in touch.
More Technology podcasts
Trending Technology podcasts
About 2.5 Admins
2.5 Admins is a podcast featuring two sysadmins called Allan Jude and Jim Salter, and a producer/editor who can just about configure a Samba share called Joe Ressington. Every week we get together, talk about recent tech news, and answer some of your admin-related questions.
Podcast websiteListen to 2.5 Admins, All-In with Chamath, Jason, Sacks & Friedberg and many other podcasts from around the world with the radio.net app

Get the free radio.net app
- Stations and podcasts to bookmark
- Stream via Wi-Fi or Bluetooth
- Supports Carplay & Android Auto
- Many other app features
Get the free radio.net app
- Stations and podcasts to bookmark
- Stream via Wi-Fi or Bluetooth
- Supports Carplay & Android Auto
- Many other app features


2.5 Admins
Scan code,
download the app,
start listening.
download the app,
start listening.
2.5 Admins: Podcasts in Family

































