justin sherrill

Lazy Reading for 2019/07/07

No unplanned theme evolved this week, but that’s OK. Inside the Race To (finally) Bring Pinball Into the Internet Age.  (via)  A Fun Saturday Survey: UNIX Pronunciation. Software woven into wire: Core rope and the Apollo Guidance Computer.  (via) Learning Synths.  (via) Dwarf Fortress Diary: The Basement Of Curiosity Episode Sixteen – The Tide Turns. …

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BSD Now 305: Changing face of Unix

I’m late posting this because I was on an island in Lake Huron instead of near a computer, but here it is now: BSD Now 304 is titled “Changing face of Unix” – that link is the show notes and will tell you more.

evdev in DragonFly by default

‘evdev‘, a driver for input device events, is now built by default in the DragonFly kernel. Update your custom config to match, if you have one.

Tip for multiple system emulation

In a larger users@ thread about multiple BSD development systems and how to set them up, I spied this tip on making multiple local virtual machines all reachable via SSH.

More updates

There’s several bug fixes that have gone into DragonFly over the past few days, in an attempt to track down an odd bug. They’ve been committed to 5.6, too, so you can pick them up if you update. I imagine this will turn into a 5.6.2 release, but not until we find the cause of …

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Shut up, ACPI

You’ll all be happy to know ACPI errors are less noisy now.  (And it was updated to 20190509, before the 5.6 release.)

BSD Now 304: Prospering with Vulkan

This week’s BSD Now talks about the normal assortment of news, including DragonFly’s release, and an explanation of the Vulkan framework in OpenBSD; something I hadn’t read about yet.

TCP keepalive change in DragonFly kernel

Matthew Dillon’s made a change to the DragonFly kernel that could be disruptive, but will help make sure chromium runs.  If you update after this point, make sure to update your dports, too, just to be sure everything is in sync.  This applies to…

Gaining memory back in DragonFly

Because of some changes Matthew Dillon made to maxvnodes calculation in DragonFly, you may find yourself using 5%-10% less RAM.  If you’ve upgraded to 5.6, you already have this benefit.

retpoline, SMAP, SMEP in DragonFly

DragonFly now has retpoline turned on (stats included in that link) as a side effect of having gcc-8 as default, and SMAP/SMEP are also supported.  I enjoy just saying these words out loud.  SMEP SMEP SMEP SMEPSMEPSMEPSMEP.