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The Enterprise Profile for PTP and TimeKeeper

October 1, 2015 vy timekeeper

One of the most interesting things we saw in the proposed IEEE 1588 enterprise profile was a bold suggestion on fault tolerance that looked familiar.

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What does the UNIX file system do?

October 1, 2015 vy operating systems, systems

Unix, Linux, Windows and other operating systems and the world wide web all support file systems with the familiar path file names  like “/home/snowden/travel/boardingpass.pdf” or

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Primitive recursion over words

September 29, 2015 vy theory

    From: @book{Peter:1982:RFC:539249, author = {Peter, Roezsa}, title = {Recursive Functions in Computer Theory}, year = {1982}, isbn = {0470271957}, publisher = {Halsted Press},

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Smart and dumb clients and the “so-called” Best Master Clock Algorithm in PTP IEEE 1588

September 17, 2015 vy systems, timekeeper

The Best Master Clock (BMC) algorithm is a key part and key weakness of the PTP standard. The proposed enterprise profile for PTP calls it

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Update of UNIX filesystem paper

September 9, 2015 vy operating systems, Uncategorized

download the paper  

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German banking

August 27, 2015 vy economics

Germany has a complex banking system that provides a lot of support for SME manufacturing. The main strength of German economy is the so-called ‘Mittelstand’,

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Right to private jet ski use while collecting disability

July 28, 2015 vy software security

New York authorities said the warrants led to the indictments of firefighters, police officers, and civil servants on disability fraud charges. The Facebook data, which

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The OPM break-in was super-horrific

July 10, 2015 vy security

Hackers likely stole EVERY SINGLE background investigation form completed by OPM since 2000. Every single one. — Damian Paletta (@damianpaletta) July 9, 2015

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Ikea and RedHat

July 7, 2015 vy business, software business

This is state of the art for systems software now – which is not all that impressive. Glantz explained that Ikea has more than 3,500

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Gilbert and Sullivan’s innovative business model

March 23, 2015 vy business

From the Financial Times: (and you should buy a subscription) Piracy is a problem as old as the music industry itself. In Victorian times, it

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