July 26th, 2019 | 35 mins 13 secs
agc, ai, apollo, apollo anniversary, apollo guidance computer, arc, caching, chris siebenmann, cloud, core rope, dancing demon, devops, floating point, fpu, intel, kernel module, kvm, loihi, machine learning, magnetic core, margaret hamilton, memory, nasa, neural networks, neuromorphic computing, openzfs, page cache, pohoiki, punch cards, qcow, qcow2, qemu, retro computing, simd, snapshots, sysadmin, techsnap, text adventure, trs-80, vhd, virtualization, zfs, zfs on linux, zol
We take a look at the amazing abilities of the Apollo Guidance Computer and Jim breaks down everything you need to know about the ZFS ARC.
July 10th, 2019 | 42 mins 31 secs
amd, benchmarks, bgp, bgp leak, cloudflare, cpu, deployment, devops, ecc, epyc, facebook, google, grafana, infosec, intel, internet, internet infrastructure, librenms, logging, logs, metrics, microsoft, monitoring, nagios, netdata, nrpe, observability, old school, opennms, outages, performance, prometheus, regex, riemann, rkpi, ryzen, server, server builds, sysadmin, techsnap, time series, verizon, xeon, zabbix
Jim shares his Nagios tips and Wes chimes in with some modern monitoring tools as we chat monitoring in the wake of some high-profile outages.
May 25th, 2019 | 33 mins 49 secs
apache, apache bench, apache mpms, benchmarking, cdn, concurrency, devops, event loop, http, lighttpd, mod_php, multi-processing modules, networking, nginx, performance, php, prefork, scalability, static sites, sysadmin, techsnap, threadpool, threads, varnish, w3 total cache, web hosting, web servers, wordpress
We turn our eye to web server best practices, from the basics of CDNs to the importance of choosing the right multi-processing module.
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.
September 21st, 2018 | 37 mins 14 secs
Jon the Nice Guy joins Wes to discuss all things IPFS. We'll explore what it does, how it works, and why it might be the best hope for a decentralized internet.
September 13th, 2018 | 51 mins 48 secs
TechSNAP progenitor and special guest Allan Jude joins us to talk mobile security, hand out some SSH tips and tricks, and discuss why security shaming works so well.