2.5 Admins

A mystery in the Tor network, whether blockchain has any real-world value, configuring passwords with Ansible, and burning in new disks. With guest host Gary Williams from Linux After Dark.   Plugs Allan was on Late Night Linux Extra talking about FreeBSD. BSDCan 2022 – Call for papers Support us on patreon   News It’s long past time for cost-benefit analysis on blockchain Funny tweet A mysterious threat actor is running hundreds of malicious Tor relays   Free Consulting We were asked about using configuring passwords with Ansible, and burning in new disks.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

An insight into the massive scale of Google’s infrastructure, Allan and Jim refuse to accept that crypto now means cryptocurrency (and confuse Latin and Greek), multi-factor auth and WireGuard, and testing network quality.   Plugs Demystifying OpenZFS 2.0 Support us on patreon   News/Discussion Google’s server life extension delivers $1.7bn revenue boost in nine months Google to make its own custom server chips as well Seagate demos hard disk drive with an NVMe interface Cryptographers are not happy with how you’re using the word ‘crypto’   Free Consulting We were asked about using WireGuard with multi-factor authentication, and testing network quality. netburn FreeBSD Network Troubleshooting: Understanding Network Performance RIPE Atlas     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.    

Tesla owners locked out of their cars, a Linux side-channel attack that enables DNS cache poisoning, why Jim doesn’t use Proxmox, and accessing KVM hosts from Windows.   Plugs Jim was on Late Night Linux twice, as well as Late Night Linux Extra. Support us on patreon   News Tesla drivers left unable to start their cars after outage Server errors hit Tesla remote-control app Linux has a serious security problem that once again enables DNS cache poisoning   Free Consulting We were asked about why Jim doesn’t use Proxmox, and accessing KVM hosts from Windows.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

How some Swedish parents tried to take control of their kids’ education app, why you shouldn’t try to add magsafe to your phone, introducing the new shiny at work, Samba security, and more.   Plugs FreeBSD Papers We Love: Jails and Cloneable Network Stacks Support us on patreon   News/Discussion These Parents Built a School App. Then the City Called the Cops   Free Consulting We were asked about monitoring, how junior admins can introduce new workflows in the face of resistance, and Samba security.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.   Categories: podcast  

Why the metaverse sounds terrible, Alder Lake benchmarks, revoking SSH keys, remote management of Windows machines, and more.   Plugs Looking towards the future: FreeBSD on RISC-V Support us on patreon   News Welcome to Meta Intel’s Alder Lake big.little CPU design, tested: It’s a barn burner OpenZFS Developer Summit   Free Consulting We were asked about managing and revoking SSH keys, and remote management of Windows machines.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.   Categories: podcast

The Oculus Go is opened up, a potential addition to HTTPS, Intel’s new Alder Lake CPUs, testing ZFS backups, virtualising a firewall, and more.   Plugs OpenZFS Developer Summit – Nov 8-9th Online Advanced ZFS Snapshots – Holds and Clones Support us on patreon   News/Discussion John Carmack pushes out unlocked OS for defunct Oculus Go headset HTTPS Attestable: Remote, secure, verified enclaves proposed Intel Announces 12th Gen Core “Alder Lake” CPUs       Free Consulting We were asked about testing ZFS backups, and virtualising a firewall.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.     See our contact page for ways to get in touch.  

The stupid notch on the new Macs, why Windows 11 had performance issues with AMD CPUs, why hibernation isn’t really a thing, and more.   Plugs OpenZFS Developer Summit – Nov 8-9th Online Understanding top(1) on FreeBSD Support us on patreon   News AMD and Microsoft release fixes for Ryzen slowdowns in Windows 11 Apple’s MacBook Pro is a GPU-shaped warning to Nvidia and AMD   Free Consulting We were asked about hibernation, and whether there’s a distro with a Linux kernel and a BSD userland.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.     See our contact page for ways to get in touch.  

How not to steal and sell sensitive information, why ISPs shouldn’t try to sue Netflix, and the best way to set up wireless access points.   Plugs Webinar: Enterprise Certificate Management on FreeBSD – October 28th @ 12:00 ET FreeBSD Developer Workstation Setup Support us on patreon   News/Discussion FBI Arrests Navy Nuclear Engineer, Wife Accused of Selling Submarine Secrets S.Korea broadband firm sues Netflix after traffic surge from ‘Squid Game’   Free Consulting We were asked about setting up wireless access points to avoid lag-spikes.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

How Facebook’s services managed to go down for 6 hours, Windows Subsystem for Linux is now easier than ever to set up, and expanding a large capacity storage server.   Plugs Webinar: Enterprise Certificate Management on FreeBSD – October 28th @ 12:00 ET All Things Open Manipulating a ZFS Pool from the Rescue System Support us on patreon   News Facebook, Instagram, WhatsApp, and Oculus are down. Here’s what we know Update about the October 4th outage Animated graphic of Facebook BGP routes disappearing The best part of Windows 11 is a revamped Windows Subsystem for Linux A preview of WSL in the Microsoft Store is now available     Free Consulting We were asked about expanding the storage in large capacity server.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Why RISC-V looks promising for the future, how the web switched to HTTPS by default, an interesting DoS method, and how mitigating ssh attacks has changed over the years.   Plugs RISC-V: The New Architecture on the Block Support us on patreon   News/Discussion Weaponizing Middleboxes for TCP Reflected Amplification Electronic Frontier Foundation will deprecate HTTPS Everywhere plugin   Free Consulting We were asked about SSH tarpits.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.      

A pretty serious flaw with Autodiscover that leaks email credentials, why Btrfs sucks for more than one disk, and the best hardware for a low-powered NAS.   Plugs EuroBSDCon 2021 videos are available When to use a SLOG, and when not to Support us on patreon   News Microsoft Exchange Autodiscover bug leaks hundreds of thousands of domain credentials Microsoft knew of Exchange Autodiscover flaw five years ago Examining btrfs, Linux’s perpetually half-finished filesystem   Free Consulting We were asked about the best hardware for a low-powered NAS.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

What exactly constitutes WhatsApp’s end-to-end encryption, your feedback about time-based YouTube blocking, Optane in servers, and what sysadmins actually do.   Plugs Using the FreeBSD RACK TCP stack Support us on patreon   News/Discussion WhatsApp “end-to-end encrypted” messages aren’t that private after all   Free Consulting We were asked about Optane in servers, and what sysadmins actually do.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Yet another Azure vulnerability, Anonymous dumps a huge Epik leak, running a desktop in a VM, SSH keys on a Yubikey, and ZFS send to TrueNAS.   Plugs Understanding ZFS Channel Programs Support us on patreon   News Security researchers at Wiz discover another major Azure vulnerability Timeline Anonymous leaks gigabytes of data from alt-right web host Epik   Free Consulting We were asked about ZFS sends to TrueNAS, running a dektop in a VM, and SSH keys with a Yubikey.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

A surprisingly cheap and easy way to connect 2 buildings wirelessly, your feedback about Samba, and the realities of parental Internet controls.   Plugs Choosing the right ZFS pool layout Support us on patreon   News/Discussion Point-to-point Wi-Fi bridging between buildings—the cheap and easy way   Free Consulting We were asked about restricting access to YouTube at certain times of day.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

SSD manufacturers quietly switching out components, 20TB non-SMR HDDs, the surprising side effects of killing the landline, ZFS snapshots when space is limited, and how Jim and Allan set up their systems and monitoring.   Plugs History of ZFS: Part 3 Support us on patreon   News After quietly switching to slower NAND in an NVMe SSD, Western Digital promises to be a bit louder next time Samsung seemingly caught swapping components in its 970 Evo Plus SSDs Western Digital introduces new non-SMR 20TB HDDs with onboard NAND Internet revamp for the humble landline     Free Consulting We were asked about how Jim and Allan set up their systems and monitoring, and how to deal with ZFS snapshots when space is limited.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

How getting root might be easier for attackers than you think, what a new OS can teach us about open source development, and why you probably shouldn’t buy enterprise drives for your NAS.   Plugs EuroBSDCon 2021 is Online, September 17-19, 2021 Support us on patreon   News/Discussion Asking nicely for root command execution (and getting it) SerenityOS is a Unix-y love letter to the ’90s   Free Consulting We were asked about enterprise and NAS drives.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Netflix blocking residential IPs, Intel’s upcoming discrete graphics cards, and the finer points of connecting disks to a RAID controller.   Plugs Achieving RPO/RTO Objectives with ZFS – Part 2 Jim was a guest on Linux Unplugged 418 discussing WireGuardNT Support us on patreon   News Netflix is adding residential IP addresses to its VPN blocklists Intel Introduces New High-Performance Graphics Brand: Intel Arc   Free Consulting We were asked about RAID controllers.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Why a large sysadmin conference shut down and what it means, roaming between multiple wireless access points, sending ZFS snapshots to the cloud, best practice for tunnelling between home and the cloud, and a novel use for old hard disks.   Plugs Achieving RPO/RTO Objectives with ZFS – Part 1 Support us on patreon   News/Discussion LISA Community Message   Feedback We mentioned Spinning Rust Records who are on Twitter and Bandcamp.         Checkmk Checkmk is the best way to monitor your complex and hybrid IT infrastructure, bridging the gap between IT Ops and DevOps Teams. Go to checkmk.com/25admins and try out the open source or enterprise edition.   CBT Nuggets Training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.       See our contact page for ways to get in touch.  

Huge improvements for WireGuard on Windows, and a brief update on the Framework Laptop. Plus why RAID is not a backup, when to use bare metal vs VMs, choosing database types, and more.   Plugs Let’s Talk OpenZFS Snapshots Support us on patreon   News New WireGuardNT shatters throughput ceilings on Windows Framework’s lightweight modular laptop is a winner   Free Consulting We were asked about RAID and whether similar disks die at the same time, Samba speed differences, VMs vs bare metal, and databases.       Checkmk Checkmk is the best way to monitor your complex and hybrid IT infrastructure, bridging the gap between IT Ops and DevOps Teams. Go to checkmk.com/25admins and try out the open source or enterprise edition.   CBT Nuggets Training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.             See our contact page for ways to get in touch.  

Why the Pegasus spyware isn’t really anything new, a Windows vulnerability sends Jim and Allan down memory lane, what to do with old hard disks, your feedback, and more.   Plugs FreeBSD TCP performance system controls Support us on patreon   News Leak uncovers global abuse of cyber-surveillance weapon This World of Ours New Windows 10 vulnerability allows anyone to get admin privileges   Free Consulting We were asked about paying for password leak notifications, and what to do with old small hard disks.       Checkmk Checkmk is the best way to monitor your complex and hybrid IT infrastructure, bridging the gap between IT Ops and DevOps Teams. Go to checkmk.com/25admins and try out the open source or enterprise edition.   CBT Nuggets Training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.             See our contact page for ways to get in touch.  

Jim’s hands-on with the modular and upgradeable Framework laptop, the details of Muse Group’s latest controversy, and when backing up to a Pi in your friend’s basement sometimes makes sense.   Plugs Managing Boot Environments Support us on patreon   News Framework Laptop Audacity’s new owner is in another fight with the open source community   Free Consulting We were asked about off-site backups.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.    

The current and future states of system performance across the whole stack, and backing up to tapes. Plus your feedback about clustered filesystems, a ZFS success story, and IPv6 devices.   News/Discussion Computing Performance: On the Horizon   Free Consulting We were asked about backing up to magnetic tape.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Windows 11 has been announced but some key details are still unknown, why you shouldn’t connect consumer-grade network storage devices to the Internet, optimizing Windows guests on KVM hosts, and how to get started with Sanoid.   Plugs History of FreeBSD: Net/1 and Net/2: Path to Freedom Support us on patreon   News WD My Book NAS devices are being remotely wiped clean worldwide Western Digital My Book NAS Hackers exploited 0-day, not 2018 bug, to mass-wipe My Book Live devices Western Digital Users Face Another RCE Windows 11 is much more than a new theme slapped onto Windows 10   Free Consulting We were asked about optimizing Windows guests on KVM hosts, and how to get started with Sanoid.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Potentially serious vulnerabilities in military systems, a new ZFS feature that’s mostly for home users, and IPv6 on your LAN.   Plugs FreeBSD Performance Observability Support us on patreon   News/Discussion Vulnerabilities in Weapons Systems ZFS fans, rejoice—RAIDz expansion will be a thing very soon   Free Consulting We were asked about identifying devices with IPv6 addresses on a local network.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.    

Supply chain problems causing a rise in counterfeit chips, busting the myth about ZFS and RAM, gold VM images, and x86 routers.   Plugs Introduction to ZFS replication Support us on patreon   News Chip shortages lead to more counterfeit chips and devices   Free Consulting We were asked about how much RAM ZFS needs, gold VM images, and homebrew x86 routers.       CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.         See our contact page for ways to get in touch.  

A potential order of magnitude increase in HDD sizes, Amazon Sidewalk, dying SSDs, planning new systems, ssh vs VPN logins, and more.   Plugs History of ZFS: Part 2: Exploding in Popularity Support us on patreon   News/Discussion Ultra-high-density hard drives made with graphene store ten times more data Amazon devices will soon automatically share your Internet with neighbors   Free Consulting We were asked about dying SSDs, push and pull backups with third-party hosting, ssh and VPN logins, and planning new systems.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.      

Fastly’s recent outage, how attackers probably breached the Colonial Pipeline’s network, crypto mining in anti-virus software, and setting up a box at your friend’s house to watch Netflix while abroad.   News Fastly broke the Internet for an hour The 503’s heard around the world Fastly Summary of June 8 outage Colonial Pipeline Chief Says Recovery From Ransomware Hack Not Complete Uncle Sam recovers 63.7 of 75 Bitcoins Colonial Pipeline paid to ransomware crew NortonLifeLock Unveils Norton Crypto   Free Consulting We were asked about encrypted off-site backups, and getting around geo-restrictions with a VPN.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Synology and Btrfs, backing up low-end Linux laptops, vulnerability management, FreeBSD hypervisors, and more.   Plugs Building Customized FreeBSD Images Support us on patreon   Feedback Things we mentioned: Barracuda I couldn’t break Synology SHR+btrfs (yet) Our subreddit   Free Consulting We were asked about AAA (Authentication, Authorization, and Accounting), backing up low-end Linux laptops, FreeBSD hypervisors, and vulnerability management.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

The complex tale of the recent IRC drama, Microsoft kills Windows 10X, and why we think a WordPress site was pwned.   News Microsoft puts Windows 10X variant on the back burner Freenode IRC staff resign en masse after takeover by Korea’s “crown prince”   Free Consulting We were asked why a WordPress site had been compromised.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Testing failing disks and why they don’t work over a certain altitude, and your feedback about ZFS snapshots, authentication, community discussion platforms, Docker and ZFS, and more.   Plugs Basics of ZFS Snapshot Management Klara articles RSS feed Support us on patreon   Feedback Things we mentioned: zrepl authelia r/25admins Using bind mounts docker-vackup   Discussion Poor Disk Performance Dell HDD Warranty void above 10,000 ft       CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.       See our contact page for ways to get in touch.  

The importance of VPNs when using Wi-Fi, the complexities of chip node size, and whether appliance NAS devices make any sense.   Plugs Getting the most out of ARM64 Support us on patreon   News FragAttacks: Security flaws in all Wi-Fi devices IBM creates the world’s first 2 nm chip   Free Consulting We were asked about off-the-shelf network storage devices.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.           See our contact page for ways to get in touch.  

Authorities trying to remove malware from people’s servers, turning your sysadmin hobby into a career, cloud backups, config management, and more.   Plugs Why you should consider the BSD license Support us on patreon   Feedback Cloud backups with Rclone and alternatives, MikroTik network gear, server security, and config management.   News Brit authorities could legally do an FBI and scrub malware from compromised boxen without your knowledge   Free Consulting We were asked about the best way to turn your sysadmin hobby into a career.         CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.           See our contact page for ways to get in touch.  

GUI Linux apps on Windows, Linux kernel development is pen-tested, ZFS and Docker, and converting a Windows installation to a VM.   Plugs FreeBSD IOStat EuroBSDCon 2021 CfP Support us on patreon   News Graphical Linux apps are coming to Windows Subsystem for Linux Linux kernel team rejects University of Minnesota researchers’ apology “Full disclosure” from the University of Minnesota   Free Consulting We were asked about using ZFS with Docker, and visualizing a physical Windows installation.     CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.           See our contact page for ways to get in touch.  

We answer a bunch of your questions about server hardening, managing ZFS snapshots, Docusign, SSL certs in air-gapped networks, and automating updates.   Plugs EuroBSDCon 2021 Call for Papers Support us on patreon     CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.           See our contact page for ways to get in touch.  

We answer a bunch of your questions about firewalls, best practices for backups, learning ZFS, QoS, SSH key management, backing up Google Drive, and more.   Links to things mentioned Unix Haters Handbook Allan’s FreeBSD Journal Article Dummynet: The Better Way to Build FreeBSD Networks Jim’s ZFS 101 Allan’s book   Plugs Customizing FreeBSD Ports and Packages All Things Open Support us on patreon     CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.           See our contact page for ways to get in touch.  

Thousands of students learn about backups the hard way, why securing all of DNS isn’t practical, and how to protect Internet-facing services running at home.   News Victoria University of Wellington accidentally nukes files on all desktop PCs Root Server Operators’ Statement on DNS Encryption [pdf]   Free Consulting We were asked about the best way to secure Internet-facing services running at home.   CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.           See our contact page for ways to get in touch.  

Our first look at the next generation of Arm, alarming claims about a recent Ubiquiti breach, and setting up a FreeBSD file server.   Plugs Customizing the FreeBSD Kernel Check out Joe’s albums Support us on patreon   News Containerize all the things! Arm v9 takes security seriously ARM Morello Whistleblower: Ubiquiti Breach “Catastrophic”   Free consulting We were asked about setting up a first FreeBSD file server.     CBT Nuggets This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.   Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.           See our contact page for ways to get in touch.  

How we’ll get to 100TB hard disks by the end of the decade, the potential dangers of flipped bits in network traffic, how to organize multiple copies of your backups, and managing dynamic DNS.   Plugs Understanding Network Performance Support us on patreon   News Seagate: 100TB HDDs Due in 2030, Multi-Actuator Drives to Become Common Toshiba’s disk drive: WTF is the flux control effect? Bitflips when PCs try to reach windows.com: What could possibly go wrong?   Free consulting We were asked about how to ensure data integrity on multiple backups, and managing dynamic DNS.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.         See our contact page for ways to get in touch.  

The OVH data center fire and related tales, drama with WireGuard in FreeBSD, why you should plug your flash drives in regularly, and more.   News OVH data centre destroyed by fire in Strasbourg OVH outlines recovery plan as French data centres smoulder OVH founder says UPS fixed up day before blaze is early suspect as source of data centre destruction Hard lessons learned from the OVH datacenter blaze In-kernel WireGuard is on its way to FreeBSD and the pfSense router Painful Lessons Learned in Security and Community FreeBSD kernel-mode WireGuard moves forward out-of-tree   Feedback Mitigating bitrot with checksums, and why flash isn’t any good as cold storage.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Lernard This episode is sponsored by Lernard. Sign up at automation.link and upgrade with the code admins to get 50% off a years’ subscription to a new devops training site called Lernard.       See our contact page for ways to get in touch.  

Why it’s so hard to build a PC these days, finding help for ZFS issues, getting started with a homebrew router, and more.   Plugs The history of ARM and FreeBSD Support us on patreon   Discussion We talk about why it’s so hard to find PC parts and peripherals at the moment. Jim wrote an article about buying a gaming PC.   Free consulting We were asked about how to get help with ZFS issues, encrypting the root partition on ZFS, and how to get started with a homebrew router.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.       See our contact page for ways to get in touch.  

Why hard disks will be around for ever, bad news for VR, slowdown from disk I/O, and when clustering isn’t necessarily the best solution.   Plugs Register for Open Source 101 OpenZFS: dRAID is coming Support us on patreon   News Seagate: Why SSDs will not kill disk drives Google Cardboard is no longer for sale   Free consulting We were asked about I/O wait on Linux, and clustering Linux machines.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.       See our contact page for ways to get in touch.  

Where we draw the line when supporting friends and family, monitoring SSL certs, ZFS on single drives, Chromium finally cleans up its act, and more in this feedback-filled episode.   Feedback Chromium finally fixes its DNS issue, a Samba AD server called Zentyal, firewalls, Unraid and SnapRAID, xCloud, and Nagios plugins.   Free consulting We were asked about ZFS on single drives, and how best to support enthusiastic amateur friends. Jim mentioned Sanoid.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.       See our contact page for ways to get in touch.  

Bad news for LastPass users, why Nvidia probably won’t buy Arm, what happens to our servers if we disappear, and using the cloud to avoid bottlenecks.   Plugs FreeBSD Jails – The beginning of Containers Support us on patreon   News Changes to LastPass Free Nvidia wants to buy CPU designer Arm—Qualcomm is not happy about it   Free Consulting We were asked about bus factor mitigation, and caching data from a home server in the cloud.       Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Lernard This episode is sponsored by Lernard. Sign up at automation.link and upgrade with the code admins to get 50% off a years’ subscription to a new devops training site called Lernard.         See our contact page for ways to get in touch.  

Stadia and game streaming, Bitcoin and Linux quirks in your feedback, and building a home server for more than just storage.   Plugs Simple and Secure VPN in FreeBSD – Introducing WireGuard Support us on patreon   News/discussion Focusing on Stadia’s future as a platform, and winding down SG&E   Feedback Follow-up on Bitcoin, and historical quirks of Linux.   Free Consulting We were asked about the best way to build a genral-purpose home server.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.       See our contact page for ways to get in touch.  

Reddit trolls Wall Street, bad news for Parler’s new host, why you should learn iptables, and backing up S3-compatible buckets.   Plugs History of FreeBSD Part 4: BSD and TCP/IP Support us on patreon   News Understanding /r/wallstreetbets DDoS-Guard To Forfeit Internet Space Occupied by Parler   Free Consulting We were asked about firewall managers and backing up S3-compatible buckets.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.       See our contact page for ways to get in touch.  

The Bitcoin price is booming again so we take the chance to laugh at Allan for selling too early, then we discuss some of your emails including Arm/x86 combos, switching to Ubuntu, and the importance of using a UPS.   Discussion The world’s cryptocurrency is now worth more than $1 trillion   Feedback Reproducibility, Arm and x86 in one machine, managing Ubuntu servers as a Red Hat user, and attracting more devs to FreeBSD.   Free Consulting We were asked about redundant, and uninterruptible power supplies.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Lernard This episode is sponsored by Lernard. Sign up at automation.link and upgrade with the code admins to get 50% off a years’ subscription to a new devops training site called Lernard.         See our contact page for ways to get in touch.  

Why Parler is unlikely to come back any time soon, free RHEL, and using a VPS to subvert VPN limits.   Plugs Exploring Swap on FreeBSD Support us on patreon   News Amazon cuts off Parler’s Web hosting following Apple, Google bans CentOS is gone—but RHEL is now free for up to 16 production servers   Free Consulting We were asked about using a VPS to avoid limits on the number of devices connected to a VPN.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Datadog This episode is sponsored by Datadog – the unified monitoring and analytics platform for comprehensive visibility into cloud, hybrid, and multi-cloud environments. Start your Datadog trial today by visiting datadog.com/25admins, create one dashboard, and you’ll get a free Datadog t-shirt.       See our contact page for ways to get in touch.    

The merits of ECC RAM, why reproducible builds are a good idea, and where to buy used equipment.   Plugs Webinar: Introducing OpenZFS 2.0 Support us on patreon   News/Discussion Linus Torvalds rails at Intel for ‘killing’ the ECC industry Why don’t PCs use error correcting RAM? “Because Intel,” says Linus You don’t need reproducible builds   Free consulting We were asked about the best places to buy used equipment.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Datadog This episode is sponsored by Datadog – the unified monitoring and analytics platform for comprehensive visibility into cloud, hybrid, and multi-cloud environments. Start your Datadog trial today by visiting datadog.com/25admins, create one dashboard, and you’ll get a free Datadog t-shirt.       See our contact page for ways to get in touch.  

A cruel but necessary phishing test, ancient standards in brand new legislation, using Windows when it makes sense, and commissioning and decommissioning servers.   Plugs Webinar: Introducing OpenZFS 2.0 Klara: Routing and Firewalling VLANS with FreeBSD Support us on patreon   News GoDaddy Employees Were Told They Were Getting a Holiday Bonus. It Was Actually a Phishing Test Brexit trade deal advises governments to use Netscape Communicator and SHA-1. Why? It’s all in the DNA   Free consulting We were asked about Active Directory solutions, and the server commissioning and decommissioning process.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Datadog This episode is sponsored by Datadog – the unified monitoring and analytics platform for comprehensive visibility into cloud, hybrid, and multi-cloud environments. Start your Datadog trial today by visiting datadog.com/25admins, create one dashboard, and you’ll get a free Datadog t-shirt.   TrueNAS from iXsystems This episode is sponsored by TrueNAS from iXsystems, the number one Open Storage OS. See how TrueNAS can support your next storage project, whether it’s just a few terabytes, all the way up to multiple petabytes.       See our contact page for ways to get in touch.    

Why Google services like Gmail went down recently, the potentially promising future for RISC-V, and using ZFS for home and root.   News Google Mail outage Google incident report New RISC-V CPU claims record breaking performance per watt Seagate working on RISC-V SoCs   Free consulting We were asked about using ZFS for root and home partitions.     Linode Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/twoandahalf and get started with $100 credit.   Lernard This episode is sponsored by Lernard. Sign up at automation.link and upgrade with the code admins to get 50% off a years’ subscription to a new devops training site called Lernard.       See our contact page for ways to get in touch.