May 29th, 2020 | 52 mins 9 secs
a cloud guru, anaconda, benchmarking, blivet, block size, centos, chunk, copy-on-write, dash to dock, devops, dkms, dnf, earlyoom, fedora, fedora 32, fedora workstation, filesystem, fuse, gnome, hard drive, hdd, iops, jupiter broadcasting, linux, lts, matthew miller, oom, openzfs, parity, ppa, raid, raid6, raidz, red hat, rolling release, spindle count, ssd, storage, sysadmin podcast, systemd, techsnap, throughput, ubuntu, vdev, wayland, x11, zfs, zpool
It's a storage showdown as Jim and Wes bust some performance myths about RAID and ZFS.
May 1st, 2020 | 36 mins
7fx2, a cloud guru, amd, backups, benchmarking, bgp, cloudflare, cpu, cron, cryptography, data integrity, devops, email, energy efficiency, epyc, fio, hard disk performance, hard drive, intel, internet, iops, iron wolf, isbgpsafeyet, jupiter broadcasting, md-raid, monitoring, networking, per-core performance, raid, raid-10, raid-5, raid-6, raidz, raidz2, route leak, routing, rpki, seagate, security, storage, sysadmin podcast, systemd, systemd timers, tdp, techsnap, threadripper, zfs
We dive deep into the world of RAID, and discuss how to choose the right topology to optimize performance and resilience.
March 20th, 2020 | 32 mins 53 secs
20.04, a cloud guru, acme, amd, apt, atx12vo, automation, battery life, boulder, caa, canonical, computer hardware, cpu, devops, dns, electronics, freenas, fusion pools, gaming, go, gpu, graphics, https, integrated graphics, intel, ixsystems, jupiter broadcasting, laptop, lenovo, let's encrypt, linux academy, mobile processors, motherboard, power supply, psu, ryzen, ryzen 4000, ryzen mobile, sanoid, snapshots, storage, sysadmin podcast, techsnap, tls, truenas, truenas core, ubuntu, zfs, zsys
We take a look at AMD's upcoming line of Ryzen 4000 mobile CPUs, and share our first impressions of Ubuntu 20.04's approach to ZFS on root.
February 21st, 2020 | 29 mins 36 secs
18.04, 18.04.4, a cloud guru, arc, benchmarks, cache, caching, clear linux, clear linux os, devops, filesystems, hamr, hard drives, hardware enablement, hdd, intel, jupiter broadcasting, l2arc, latency, linux, linux academy, linux desktop, lru, lts, maintenance release, mamr, microsoft, mobaxterm, performance, seagate, smr, storage, swupd, sysadmin podcast, techsnap, throughput, ubuntu, western digital, wifi, windows, wsl, zfs, zfs on linux, zol
We explore the potential of heat-assisted magnetic recording and get excited about a possibly persistent L2ARC.
November 29th, 2019 | 26 mins 27 secs
ai, aiexpert, aimesh, amplifi, amplifi alien, artificial general intelligence, artificial intelligence, arvind narayanan, asus, ata, bitlocker, chip design, cpu, cryptography, dban, deep learning, deep learning boost, devops, drunkard's walk, encryption, ethernet, google, gpu, hard disk, hard drive, hardware encryption, home networking, i9-10980xe, ieee, inference, intel avx512, jeffrey dean, jupiter broadcasting, linear algebra, lora, luks, machine learning, matrix multiplication, mesh wifi, networking, neural network, npu, nvidia, ofdma, ofnp, on-off noise power communication, openvino, orthogonal frequency-division multiple access, resnet, router, secure erase, security, smallnetbuilder, solid state, ssd, storage, supercomputers, techsnap, tesla v100, tim higgins, tpu, training, ubiquiti, unifi, wifi, wifi 6, wireless
We explore the rapid adoption of machine learning, its impact on computer architecture, and how to avoid AI snake oil.
June 11th, 2019 | 30 mins 47 secs
automatic updates, backups, bluekeep, brute force, devops, firewalls, goldbrute, hard drive, industrial control systems, internet worm, microsoft, nas, network security, nsa, out of support, password security, patching, patching policies, rdp, remote desktop, remote desktop protocol, rosewill, security, ssd, storage, supermicro, techsnap, terminal services, updates, vulnerabilities, wannacry, windows, windows update, windows xp, worm
We explore the risky world of exposed RDP, from the brute force GoldBrute botnet to the dangerously worm-able BlueKeep vulnerability.
January 31st, 2019 | 27 mins 11 secs
avx, cddl, checksum, clone, data integrity, devops, floating point, fpu, freebsd, gpl, hardware acceleration, header, journaling, kernel module, kernel preemption, lfnw, linux, multitasking, openzfs, oracle, raid, simd, snapshot, software license, storage, sysadmin podcast, techsnap, vectorized instructions, zfs, zfs on linux, zol, zvol
Jim and Wes are joined by OpenZFS developer Richard Yao to explain why the recent drama over Linux kernel 5.0 is no big deal, and how his fix for the underlying issue might actually make things faster.
December 12th, 2018 | 27 mins 28 secs
ceph, christmas, chromium, chromium os, cloud native, cloudevent, cncf, container vulnerability, containers, control plane, crossplane, cve, cve-2018-1002105, devops, elasticsearch, etcd, event driven, faas, gitlab, google, helm, helm hub, holiday, http, ibm, istio, k8s, knative, kube-apiserver, kubecon, kubernetes, metrics, multicloud, networking, openwhisk, rbac, red hat, rook, security, security vulnerability, security.christmas, serverless, storage, sysadmin podcast, techsnap, traefik, websocket
A security vulnerability in Kubernetes causes a big stir, but we’ll break it all down and explain what went wrong.