Akka Examples

Akka hands-on exercise for the lecture Distributed Data Analytics.

Tasks

1. Password Cracking: What are the students’ clear-text passwords?
2. Gene Analysis: Which student pairs share the longest gene sub-strings?

Input

students.csv with the following columns:

1. Id: Unique id of the student.
2. Name: Name of the student.
3. Password Hash: SHA-256 hash of the student's password. Passwords are numeric and length seven.
4. Gene: Gene sequence of the student.

Usage

1. Build a fatjar using gradle shadowJar or run from inside your IDE.
2. Run the main method with the following program arguments:
   • --path <path to students.csv> - Path to the input csv file. Required.
   • --task [passwords|genes|all] - Which task to run. Optional, defaults to all.
   • --workers <number of local workers> - Number of workers to spawn locally. Optional, defaults to 4.