Altair Engineering, an IT services company, completed the acquisition of Ellexus, an input/output analysis tool provider. Financial terms were not disclosed. "Altair continues to expand its reach and capabilities for HPC environments to support important modern workloads including for data analytics, AI and ADAS. The acquisition of Ellexus is particularly relevant in these domains as storage aware scheduling for big data applications is critical,” James Scapa, Altair CEO.