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 two weeks we get together, talk about recent tech news, and answer some of your admin-related questions.
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2.5 Admins 240: 30 DVI Cables
The key differences between throughput and latency – and when they matter, the tech that we’d keep if we stopped working in IT, and avoiding bitrot with rsync backups. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Core Infrastructure: Why You Need to Control Your NTP […]
2.5 Admins 239: Collective Power
RISC-V is on the rise in China, why Power CPUs aren’t as promising, the dystopian nightmare of surveillance tech at work, and decrypting ZFS at boot. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Understanding ZFS in the Real World: Mistakes Made, Lessons Learned & Future Plans […]
2.5 Admins 238: Hyperbranded Nonsense
Ten-year-old Chromecasts stop working, movie DVDs start rotting, Skype is finally dying, using ZFS on VM guests and hosts. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes ZFS Space Accounting Explained News Google apologizes for Chromecast outage in email to users “They curdle like milk”: WB […]
2.5 Admins 237: Kafkaesque
HP was forcing people to wait on hold for 15 minutes to get support, the DOGE site was embarrassingly insecure, setting up encrypted offsite backups, and mixing SATA and NVMe in a server. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Why FreeBSD is the Right Choice […]
2.5 Admins 236: Hybrid Admins Show
Arm is going to make its own server chips, WordPress is selling “100 year” domain registrations, geo-redundancy for VPSs, and backing up Windows to Backblaze B2. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Isolating Containers with ZFS and Linux Namespaces News Arm to launch its […]
2.5 Admins 235: XKCD221
Google found a way to run unofficial microcode on AMD CPUs, whether software should get a CVE when it goes end of life, LLMs changing Redditors’ minds and self-replicating, and managing SSH keys at scale. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes ZFS Orchestration Tools – […]
2.5 Admins 234: ChiaFraud
Used Seagate drives are being sold as “new”, another reminder not to hack Windows 11 onto unsupported hardware, about using ZFS on VPS block storage, picking hardware to run VMs, and delegating datasets to containers. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Controlling Your Core Infrastructure: […]
2.5 Admins 233: 2.005 Admins
We appreciate the elegance of subnets as well as the power of custom benchmarking, Xboxes will support large amounts of external storage, why it’s not looking great for bcachefs, malware and remote desktops, and our thoughts on Fortigate network gear. Plugs Support us on patreon and get an ad-free RSS feed with early episodes […]
2.5 Admins 232: S:
An embarrassing typo suggests that MasterCard’s monitoring isn’t as good as it should be, tricky offsite backups, why two-factor authentication over SMS is a bad idea, and keeping two Mac laptops in sync. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Klara Webinar, Feb 13th: RAID is […]
2.5 Admins 231: USB 3.2.2-ubuntu2
Microsoft didn’t control an important domain that it was using and end up red-faced, the dangers of using free VPN apps, a proof of concept exploit is out for last year’s SSH vulnerability, USB is getting slightly less confusing labels, and swapping the motherboard in a TrueNAS SCALE system. News Edgio bankruptcy results in […]
2.5 Admins 230: Pool of Theseus
A new version of ZFS is out and we go over the great new features. Plus recovering data after accidentally writing part of an ISO onto a USB drive, how to deal with abuse of your domain, and replacing all the drives in a ZFS pool while keeping the birth date. Plugs Support us […]
2.5 Admins 229: LiFePo4Life
Jim and Allan explain the benefits of a lithium iron phosphate “UPS”, whether it’s possible to delete every single copy of a file, and using Bluetooth in a Windows 11 VM. Plug Support us on patreon and get an ad-free RSS feed with early episodes sometimes Discussion Anker SOLIX C300 Anker SOLIX F3800 […]
2.5 Admins 228: Century-Scale Storage
What it would take to reliably store data for a hundred years including Institutional funding and organization, decade-proof redundancy, multiple hot and cold copies,hedging your bets against multiple media, and more. Plus backing up ZFS without normal snapshots. Plug Support us on patreon and get an ad-free RSS feed with early episodes sometimes […]
2.5 Admins 227: Six Day Certs
Windows ssh is sending more telemetry than you might think, Let’s Encrypt will offer 6 days certificates, a PSA about domains that don’t send emails, and performance issues in a Synology NAS. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Winter 2024 Roundup: Storage and Network Diagnostics […]
2.5 Admins 226: Quantum Toddle
Chinese researchers are making progress with quantum computing but they haven’t broken modern RSA or AES encryption, Russian attackers compromised a business via a nearby building’s WiFi, a startup runs out of money and bricks a robot for kids, and hardening Linux systems. Plugs Support us on patreon and get an ad-free RSS feed […]