Author Archives: slfritchie

Protected: Eavesdropping on a September 2015 discussion about Chain Replication

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Protected: The first sake/nihonshu that I loved

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Moving to Tokyo and making choices about language study

“It’s odd, not everyone speaking English here.  It’s almost as if this weren’t America at all.”  — Me, joking very intentionally while thinking of The Onion news article, “Perky ‘Canada’ has its own government, laws”. Joking aside, my work environment … Continue reading

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A third year in Japan

This week marks the beginning of our third year living and working in Japan.  Thanks, Louise, for pushing me to leave Minneapolis for a while.  The last two years have been gratifying, tremendously delicious, educational, routine, and … aw, enough … Continue reading

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Humming consensus, an animated example with an asymmetric network partition

Hi, all.  It’s been a happy & productive day working on some new code.  I’ve done it brute-force style, but it’s nice to see results.  Visual images are cool, and animation is very cool.  My animation quality is horrible, so … Continue reading

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On “Humming Consensus”, an allegory, part 2

Part 2, you ask?  There isn’t a part 2.  The Lamport fan fiction ends at part 1, I’m sorry. The good news is that there’s something more concrete than allegory to follow up on.  The work is still in progress, … Continue reading

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On “Humming Consensus”, an allegory

“We reject kings, presidents, and voting. We believe in rough consensus and running code.” — David Clark, about the IETF And to quote a paragraph from the introduction of https://tools.ietf.org/html/rfc7282: To reinforce that we do not vote, we have also … Continue reading

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Hand-crafted IP packets with Form RFC 791

In a fit of silliness, I wrote a Tweet earlier today: Hand-crafted IP packets with Form RFC 791: “Print legibly and press hard. You are making up to 255 copies.” It’s probably the most popular Tweet I’ve ever written.  The … Continue reading

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Irises!

This gallery contains 10 photos.

Lots of irises, last June at the Koishikawa Korakuen garden, near the Tokyo Dome stadium.  (a.k.a., a demo try explore the use of the WordPress gallery feature).

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TCP incast: What is it? How can it affect Erlang applications?

So, what’s the deal with the “TCP incast” pattern? Never heard of it? Join the club.

I’ve been wearing a developer hat for too long and not wearing my sysadmin and network manager hats. And the publications about Ethernet microbursts and the TCP incast pattern have been hiding in conference proceedings & journals that I don’t follow. (Note to self: change reading habits.) Continue reading

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