The first time I saw this method was when I went to work for Parallel Computer Systems, , later called Auragen, in the famous tech startup center of Englewood Cliffs, New Jersey. I commuted there from the East Village. (True story: I
MiFID2 and security – keeping track of the money
A shorter version of this post is on the FSMLabs web site. MiFID2 is a new set of regulations for the financial services industry in Europe that includes a much more rigorous approach to timestamps. Timestamps are in many ways
The Enterprise Profile for PTP and 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. Here’s FSMLabs press release from September 2011 TimeKeeper 5.0 offers the ability to monitor multiple
From Jersey to Wall Street – or the equivalent
A common configuration for FSMLabs TimeKeeper customers is to cross-couple time sources in New Jersey and New York City or London and Slough or Chicago and Aurora or Singapore and Sidney- any two trading locations that are connected with high quality
Queues and algebra
Suppose we have a state machine Q, that implements a common first in first out queue. The input alphabet of Q consists of “Deq” and “Enq x” where “x” ranges over a set of values, say, V. Let’s fix the
Fault tolerant patent application for virtual machine
[0018]For incoming network packets, the following is done during the logging mode. When a packet is received, an event-request is posted for the VMM, at Block 210. When the VMM processes the event, it stops the VM, synchronizes the guest