Episode 272: Migrating Matrix with 12K Users

This week we tried to migrate our Matrix instance to our own data center, it didn't go well. We discuss our mistakes and what our next steps are. Your calls, your emails we cover it all in this episode! -- During The Show -- 00:55 Steve's Weekend Client Prep 02:23 Caller Tony Client received a police call Transparent Proxy Managed Switches DNS Resolver/Forwarder Firewall Rules Squid Proxy Dragon's Tail 11:20 VLAN questions - Tyler TP Link G105E (http://www.amazon.com/dp/B00N0OHEMA/?tag=minddripmedia-20) HP OfficeConnect Switch (https://www.ebay.com/itm/373794096000?epid=9030355100&hash=item5707dd4380:g:htwAAOSwhlZhk9rb) Multiple Network Cards Managed Switch Cisco HP 1920 Series Stacking 17:30 Light Automation - John All smart bulbs have a failsafe Shelly 1 (https://shelly.cloud/products/shelly-1-smart-home-automation-relay/) Smart Assistant Smart stuff at the switch GE Enbrighten Zwave Plus (http://www.amazon.com/dp/B07226MG2T/?tag=minddripmedia-20) UltraPro Switch (http://www.amazon.com/dp/B07B3LXZJ9/?tag=minddripmedia-20) Lutron Switches (https://www.lutron.com/en-US/Products/Pages/WholeHomeSystems/RadioRA2/Overview.aspx) Inovelli (https://inovelli.com/products/switches/) 24:46 User recommends software - Brett DerbyNet (https://jeffpiazza.github.io/derbynet/) Pinewood Derby Software Real Time stats, Live instant replay, and more! 27:03 RHCE Questions - MHJ RHCE is hard Skills Based RHCSA is required before you can be called a RHCE Class is not required, but will help you a lot VTC Class 36:50 Tim Asked The guy with MoCA adapters that fail... He has to be sure that any splitters along the way are compatible (will pass the right frequencies). Also, if the cable is connected to CATV, he may need an in-line filter that will prevent his in-house MoCA signalling from propagating up the line to the cable company or the neighbors if the neighborhood infrastructure is old enough. 37:20 sunjam Asked Curious about custom local domain name resolution. Setup avahi for hostname.local on my pi, but curious about adding services to *.home in addition to .local Pseudo TLD Reserved Pseudo Domains mDNS 39:21 CubicleNate Asked I want to know where to get low(er) cost used rack mountable storage solutions. What interfaces are used between them? I have a raid 10 btrfs array I want to grow. eSATA Enclosure (https://www.datoptic.com/ec/hardware-raid-five-5-bay-1u-rackmount-esata-interface.html) InfiniBand (https://en.wikipedia.org/wiki/InfiniBand) 42:19 Caller George Digitize VHS C tapes Janacane Converter (http://www.amazon.com/dp/B07NPFJJ7K/?tag=minddripmedia-20) VHS player with built in converter to DVD 46:48 Linux News Wire Slackware 15 Announcement (http://www.slackware.com/announce/15.0.php) Slackware 15 The Register (https://www.theregister.com/2022/02/07/slackware/) Tiny Core Linux 13 (https://www.tomshardware.com/news/tiny-core-linux-13-released) Peppermint 11 Release (https://news.itsfoss.com/peppermint-11-release/) Trisquel 10 Release (https://trisquel.info/en/trisquel-10-nabia-release-announcement) Openmandriva 4.3 Released (https://www.openmandriva.org/en/news/article/openmandriva-lx-4-3-released) Libre Office 73 Community (https://blog.documentfoundation.org/blog/2022/02/02/libreoffice-73-community/) AMD Linux Client Hiring (https://www.phoronix.com/scan.php?page=news_item&px=AMD-Linux-Client-Hiring-2022) RISC V Investment from Intel (https://riscv.org/whats-new/2022/02/intel-corporation-makes-deep-investment-in-risc-v-community-to-accelerate-innovation-in-open-computing/) Intel Invests Billion into RISC V (https://www.zdnet.com/article/intel-invests-in-open-source-risc-v-processors-with-a-billion-dollars-in-new-chip-foundries/) 3dfx Glide Coming to Linux (https://www.tomshardware.com/news/3dfx-glide-linux-gaming) Local Privilege Escalation (https://www.crowdstrike.com/blog/hunting-pwnkit-local-privilege-escalation-in-linux/) 12 Year Old Local Privilege Escalation on Linux (https://www.cpomagazine.com/cyber-security/all-linux-distributions-affected-by-12-year-old-pwnkit-local-privilege-escalation-bug-allowing-an-attacker-to-execute-commands-as-root/) Sama Code Execution Bug (https://www.helpnetsecurity.com/2022/02/02/samba-bug-may-allow-code-execution-as-root-on-linux-machines-nas-devices-cve-2021-44142/) Argo CD High Severity Flaw (https://www.theregister.com/2022/02/04/argo_cd_0day_kubernetes/) Google Open Source Story (https://thenewstack.io/a-kubernetes-documentary-shares-googles-open-source-story/) Oracle Linux in Windows Store (https://www.theregister.com/2022/02/02/oracle_linux_microsoft/) Github Sponsor Only Repos (https://techcrunch.com/2022/02/02/github-introduces-sponsor-only-repositories/) 48:39 MDM Data Migration Linux Delta Matrix Server Digital Ocean Bill was doubling 12,000+ Users Data Migration took 4+ days Ansible and Containers Postgres issues Learned a lot What is your baseline? Possible Solutions -- The Extra Credit Section -- For links to the articles and material referenced in this week's episode check out this week's page from our podcast dashboard! This Episode's Podcast Dashboard (http://podcast.asknoahshow.com/272) Phone Systems for Ask Noah provided by Voxtelesys (http://www.voxtelesys.com/asknoah) Join us in our dedicated chatroom #GeekLab:linuxdelta.com on Matrix (https://element.linuxdelta.com/#/room/#geeklab:linuxdelta.com) -- Stay In Touch -- Find all the resources for this show on the Ask Noah Dashboard Ask Noah Dashboard (http://www.asknoahshow.com) Need more help than a radio show can offer? Altispeed provides commercial IT services and they’re excited to offer you a great deal for listening to the Ask Noah Show. Call today and ask about the discount for listeners of the Ask Noah Show! 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