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.

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Managing and Tracking Storage Performance

News

Zfs-2.3.0

Introducing OpenZFS Fast Dedup

Free Consulting

We were asked about 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.

ServerMania

Get 15% Off dedicated servers – recurring for Life at servermania.com/25a with code 25ADMINS

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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.

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Discussion

Anker SOLIX C300

Anker SOLIX F3800

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We were asked about using Bluetooth in a Windows 11 VM.

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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.

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Discussion

Century-Scale Storage

Free Consulting

We were asked about backing up ZFS without normal snapshots.

ServerMania

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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.

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Winter 2024 Roundup: Storage and Network Diagnostics

News/discussion

ssh on Windows sends telemetry

sshTelemetry.c

Let’s Encrypt to offer 6 day certs

Important reminder, if you own a domain name and don’t use it for sending email

Free Consulting

We were asked about performance issues in a Synology NAS.

ServerMania

Get 15% Off dedicated servers – recurring for Life at servermania.com/25a with code 25ADMINS

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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.

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ZFS Storage Fault Management on Linux

News/discussion

No, Chinese quantum computers haven’t hacked military-grade encryption

The Nearest Neighbor Attack: How A Russian APT Weaponized Nearby Wi-Fi Networks for Covert Access

Startup will brick $800 emotional support robot for kids without refunds

The confusing reality of AI friends

Free consulting

We were asked about hardening Linux systems.

ServerMania

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1Password

Extended Access Management: Secure every sign-in for every app on every device. Support the show and check it out at 1password.com/25a

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The US government tells people to use encrypted messaging, mandated MFA in healthcare raises a scary geopolitical question, QNAP bungles a firmware update, and securing access to self hosted applications with mTLS.

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Deploying pNFS file sharing with FreeBSD

News/discussion

FBI Warns iPhone And Android Users—Stop Sending Texts

US senators propose mandated MFA, encryption in healthcare

QNAP firmware update leaves NAS owners locked out of their boxes

Free consulting

We were asked about securing access to self hosted applications with mTLS.

Automox

Check out the brand new Autonomous IT podcast. Listen in as a variety of experts in the IT Operations space discuss the latest Patch Tuesday releases, mitigation tips, and custom automations to help with CVE remediations. Listen now on Spotify, Apple, or wherever you get your podcasts.

1Password

Extended Access Management: Secure every sign-in for every app on every device. Support the show and check it out at 1password.com/25a

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Intel’s CEO departs but replacing him won’t magically solve its serious problems, Zipcar wasn’t prepared for an outage and handled it really badly, moving to an email provider that supports DMARC, and picking a NAS distribution.

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ZFS Ask Me Anything – December 12th

Applying the ARC Algorithm to the ARC

News

Intel CEO takes his leave as ambition meets reality

What happened to Intel?

Zipcar Outage Strands Customers in Random Places

Free consulting

We were asked about moving to an email provider that supports DMARC, and picking a NAS distribution.

ServerMania

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Equinix is shutting down its bare metal service, D-Link advises people to dump old vulnerable routers, Google makes changes to how it ranks some affiliate-driven “reviews”, and data caps seem to be sticking around. Plus mixing different brands and types of disks, using other partitions on a ZFS drive, and scaling a fleet of FreeBSD hosts with jails.

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Introducing OpenZFS Fast Dedup

News/discussion

Equinix to shutter bare metal IaaS service in 2026

D-Link says replace vulnerable routers or risk pwnage

Google cracks down on “Parasite SEO,” punishing established publishers

Cable companies and Trump’s FCC chair agree: Data caps are good for you

Free consulting

We were asked about mixing different brands and types of disks, using other partitions on a ZFS drive, and scaling a fleet of FreeBSD hosts with jails.

nomad-pot-driver

Cluster provisioning with Nomad and Pot on FreeBSD

ServerMania

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1Password

Extended Access Management: Secure every sign-in for every app on every device. Support the show and check it out at 1password.com/25a

See our contact page for ways to get in touch.

Windows server unexpectedly upgrades major versions, Microsoft reinvents the idea of a thin client, restricting a friend’s access to just their backups, and the importance of warranties when buying hardware.

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DKMS vs kmod: The Essential Guide for ZFS on Linux

News

Windows Server 2025 takes admins by surprise

No word from Microsoft on shock Windows Server 2025 installs

Windows Server 2025 known issues and notifications

Windows 11 update bug falsely warns of end of support, confusing users

Windows 365 Link—the first Cloud PC device

Free consulting

We were asked about restricting a friend’s access to just their backups, and the importance of warranties when buying hardware.

2.5 Admins 218: TLS TTL

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Jim and Allan discover modern charging tech and marvel at what’s possible in the USB-C era, more on IPv6 firewalls, using ZFS like Git, and running your own authoritative DNS server.

Automox

Check out the brand new Autonomous IT podcast. Listen in as a variety of experts in the IT Operations space discuss the latest Patch Tuesday releases, mitigation tips, and custom automations to help with CVE remediations. Listen now on Spotify, Apple, or wherever you get your podcasts.

1Password

Extended Access Management: Secure every sign-in for every app on every device. Support the show and check it out at 1password.com/25a

See our contact page for ways to get in touch.

How using a copy-on-write filesystem like ZFS can get systems back online within seconds after ransomeware encrypts all your data, and even warn you more quickly that it’s happening. Plus Jim and Allan’s advice on getting a job as a sysadmin.

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Klara: 5 Reasons Why Your ZFS Storage Benchmarks Are Wrong

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We were asked about getting a job as a sysadmin.

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