DSU system analysis diagram description:

dsu-analysis

# http://bramp.github.io/js-sequence-diagrams/
DSU solution->Genrih: notifies about upcoming update
Genrih->>DSU solution: request changed classes
DSU solution->Genrih: provides changed classes
Genrih->Diff tool: old code, new code
Diff tool->>Genrih: list of changes 
Note right of Genrih: changes => potential phenomena
Genrih->Oracle: list of phenomena
Oracle->Runtime: queries state
Runtime->>Oracle: state information
Oracle->>Genrih: list of possible phenomena
Note right of Genrih: feedback on runtime phenomena
Genrih->>DSU solution: green/red light for the update
DSU solution-->Runtime: run the update