Martin Fowler A common feature of legacy systems is the Critical Aggregator, as the name implies this produces information vital to the running
Martin Fowler Business Leaders often need to make decisions that are influenced by a wide range of activity throughout the whole enterprise. For
Martin Fowler Solution Paxos and Replicated log implementations also have two phases of execution. But the key difference is that these consensus
Martin Fowler When incrementally replacing legacy systems with new ones, it will not be possible to cleanly isolate the new world from the old. A
Martin Fowler Cluster nodes maintain a Write-Ahead Log. Each log entry stores the state required for consensus along with the user request. They
Martin Fowler The Paxos algorithm was developed by Leslie Lamport, published in his 1998 paper The Part-Time Parliament. Paxos works in three
Martin Fowler Last year, I decided to share half-a-dozen of my favorite new-to-me music that year. My tastes are certainly not mainstream, but I
Martin Fowler When “traditional” approaches to architecture break down I’ll be honest, “traditional” approaches to software
Martin Fowler In the early days of computing, vendors sold software, including compilers and operating systems, as part of the hardware they ran
Martin Fowler When “traditional” approaches to architecture break down I’ll be honest, “traditional” approaches to software