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.
January 20th, 2019 | 33 mins 21 secs
acme, acme v2, apache, automation, bgp, caddy, certbot, csr, devops, dns, domain verification, dovecot, dv, eff, encryption, ev, exim, extended verification, http, https, ietf, isrg, let’s encrypt, mail server, mozilla, networking, nginx, postfix, public key cryptography. x.509, security, ssl, ssl certificates, startssl, sysadmin podcast, techsnap, tls, tls certificates, tls-sni-01, traefik
We welcome Jim to the show, and he and Wes dive deep into all things Let’s Encrypt.
January 10th, 2019 | 26 mins 9 secs
active directory, aws, azure, azure sphere, azure stack, cloud, command line, devops, file sync, hybrid cloud, linux, microsoft, mssql, networking, powershell, powershell core, security, sysadmin podcast, techsnap, virtualization, vpc, vpn, windows
Wes is joined by a special guest to take a look back on the growth and development of Azure in 2018 and discuss some of its unique strengths.
January 3rd, 2019 | 22 mins 22 secs
allan jude, automation, aws, bitcoin, cloud, devops, dropbox, flash, freebsd, information density, jim salter, networking, psn breach, security, security breach, sony, ssl, sysadmin podcast, techsnap, tls, wordpress
In a special new year’s episode we take a moment to reflect on the show’s past, its future, and say goodbye to an old friend.
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.
November 29th, 2018 | 21 mins 17 secs
allan jude, amazon, aws, bgp, devops, dive, docker, evilginx2, fargate, firecracker, kvm, lambda, lsi, mitm, networking, openbgpd, openbsd, proxy, qemu, raid, ripe, rpki, rust, security, sennheiser, serverless, ssl, sysadmin podcast, techsnap, tls, venom, virtual machines, virtualization
We break down Firecracker Amazon’s new open source kvm powered, virtual machine monitor, and explore what makes it different than the options on the market now.
November 22nd, 2018 | 34 mins 55 secs
algo, devops, ipsec, jim salter, linux, networking, private networking, security, ssh, sysadmin podcast, techsnap, vpn, wireguard
WireGuard has a lot of buzz around it and for many good reasons. We’ll explain what WireGuard is specifically, what it can do, and maybe more importantly, what it can’t.
November 15th, 2018 | 43 mins 46 secs
ars technica, bcmupnp_hunter, bgp, bgp hijack, bgp leak, bgp security, botnet, broadcom, china telecom, devops, encryption, format string vulnerability, google, homebrew router, http, http-over-quic, http/3, jim salter, mainone, networking, quic, router, router security, rpki, sanoid, security, spam, sysadmin, techsnap, tls, udp, upnp, wifi, wireguard
Wes is joined by special guest Jim Salter to discuss Google's recent BGP outage and the future of HTTP.
October 25th, 2018 | 36 mins 57 secs
bcc, bpf, bpfilter, bpftrace, bytecode, containers, devops, dtrace, ebpf, instrumentation, kernel, kprobe, linus, linux, lwn, meetbsd, monitoring, networking, observability, pipecut, pipeline, seccomp, security, shell, sysadmin, tcpdump, techsnap, tracing, ultimate plumber, up, virtual machine, xdp
We explain what eBPF is, how it works, and its proud BSD production legacy.
October 11th, 2018 | 33 mins 37 secs
amy marrich, ansible, containers, cri, ipfs, kata containers, kubernetes, magnum, openstack, openstack training artichect, phishing, private cloud, rachel kroll, rfc, rocky, sysadmin, techsnap, uber, writing things down, zun, zuul
We bring in Amy Marrich to break down the building blocks of OpenStack. There are nearly an overwhelming number of ways to manage your infrastructure, and we learn about one of the original tools.