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Introducing ZNETBOOT “Easy Linux on z/VM”

Introducing ZNETBOOT, a tool for running Linux on z/VM by Rick Troth, a rogue programmer. Learn about the history of Linux on Z and z/Linux for non-z people, and how ZNETBOOT simplifies the process with familiar configuration formats and one-command launches. The ZNETBOOT package includes CMS-specific components and is available on GitHub for community support and contribution.

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Introducing ZNETBOOT “Easy Linux on z/VM”

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  1. Introducing ZNETBOOT “Easy Linux on z/VM” Rick Troth rogue programmer http://www.casita.net/nord

  2. Agenda Linux on Z, Linux on z/VM (history) z/Linux for non-z people: ZNETBOOT tool ZNETBOOT config file ZNETBOOT Project: z/Linux for non-z people ZNETBOOT Package

  3. Mainframe Motivation S/370 Bigfoot S/390 IBM skunkworks BMC Software, 1999 December, GCC and Doom Obvious use case for VM/ESA, 41000 virtual penguins After that, it was easy … … NOT!!!!!

  4. System Z remains Foreign What’s a 3270? (it’s actually a 3215!) Was that binary or text? I don’t know Rexx. I definitely don’t know XEDIT. So many steps! I lost track.

  5. Simplify: enter ZNETBOOT Familiar configuration format One command launches Linux Can be re-run any number of times (idempotent)

  6. ZNETBOOT Configuration kernel, initrd, parameters ZNETBOOT_KERNEL=http://znetboot.casita.net/nord/image ZNETBOOT_INITRD=http://znetboot.casita.net/nord/ramdisk.gz … other parameters, not prefixed with “ZNETBOOT_” … Examples: ClefOS, Alpine, Debian, NORD, …

  7. ZNETBOOT Configuration Automatic CMSCONFFILE handling ZNETBOOT_KERNEL=http://dl.blah.com/some/place/kernel.img ZNETBOOT_INITRD=http://dl.blah.com/some/place/initrd.img ZNETBOOT_TOFILE=NETTYPE=qeth ZNETBOOT_TOFILE=IPADDR=192.168.10.10 … other parameters …

  8. ZNETBOOT Project On GitHub anyone can download and use it anyone can join and contribute Community support Actually used by real people

  9. ZNETBOOT Package CMS-specific components collected from the project Standard VMARC delivery Not magic, “it’s just Rexx and Pipelines”

  10. ZNETBOOT Links http://www.github.com/trothr/znetboot/ http://www.casita.net/pub/znetboot/znetboot.vmarc http://www.casita.net/pub/znetboot/znetboot.tar.gz http://www.casita.net/pub/znetboot/znetboot.odp http://www.casita.net/pub/znetboot/znetboot.ppt

  11. ZNETBOOT Links ClefOS on z/VM markdown: https://github.com/trothr/znetboot/blob/master/clefonvm.md Sir Rob’s GitHub repository: https://github.com/rvdheij/

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