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Micheal :cursor:
Micheal :cursor:
@micheal@social.ecliptik.com  ·  activity timestamp 16 hours ago

Final results of my quest to run NetBSD 10.1 on my 486 system with obligatory fastfetch screen shot.

After getting NetBSD to install from floppies, the biggest challenge was getting it to use memory effectively, otherwise it would spend all its time on swap. Trick was building a custom kernel, turning off many of the daemons (syslogd, cron, ntpd, etc) and sysctl tuning.

Still a few more things I can do to lower the memory footprint, like using dropbear for ssh instead of openssh. Right now though it's relatively usable over ssh, few pauses here and there be generally responsive. Going to try X11 next, which will be interesting.

As for specs, the system is heavily Gateway 2000 486DX2-66Mhz "Family PC" slimline desktop circa 1994. Very similar to my first PC (mine was a 50Mhz version with no PCI slots).

- Anigma LP4IP1 motherboard, 3x ISA and 2x PCI on a riser card
- AMD X5-133Mhz AWD CPU @ 100Mhz (upgraded from the 66Mhz) with a 40mm Noctua fan
- 48Mb of memory
- 4Gb Industrial Compact Flash card in IDE adapter
- ATI Mach64 PCI video card
- Intel Pro 10/100 PCI network card
- ATX4VC with an 80 watt PicoPSU
- Gotek floppy emulator
- GW-12887-1 Dallas DS12887 RTC Replacement clock
- 80mm Noctua case fan

#netbsd #bsd #retrocomputing #486 #fastfetch

close up of AMD X5-133Mhz ADW CPU with a Noctua 40mm fan on it, RAM SIMMs are visible with an Intel Pro 10/100 network card in a PCI slot in a riser.
close up of AMD X5-133Mhz ADW CPU with a Noctua 40mm fan on it, RAM SIMMs are visible with an Intel Pro 10/100 network card in a PCI slot in a riser.
close up of AMD X5-133Mhz ADW CPU with a Noctua 40mm fan on it, RAM SIMMs are visible with an Intel Pro 10/100 network card in a PCI slot in a riser.
Closeup of SD card, Mach64 videocard, ATX4VC/PicoPSU and 80mm Noctua case fan with a purple 3d printed grill.
Closeup of SD card, Mach64 videocard, ATX4VC/PicoPSU and 80mm Noctua case fan with a purple 3d printed grill.
Closeup of SD card, Mach64 videocard, ATX4VC/PicoPSU and 80mm Noctua case fan with a purple 3d printed grill.
Photo of Gateway 2000 slimline desktop and modern LCD panel displaying boot messages and a login prompt for NetBSD/i386. A period correct Gateway 2000 keyboard is also visible.
Photo of Gateway 2000 slimline desktop and modern LCD panel displaying boot messages and a login prompt for NetBSD/i386. A period correct Gateway 2000 keyboard is also visible.
Photo of Gateway 2000 slimline desktop and modern LCD panel displaying boot messages and a login prompt for NetBSD/i386. A period correct Gateway 2000 keyboard is also visible.
Screenshot of fastfetch running NetBSD 10.1 i386 on a PC from 1994.
Screenshot of fastfetch running NetBSD 10.1 i386 on a PC from 1994.
Screenshot of fastfetch running NetBSD 10.1 i386 on a PC from 1994.
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