XTX Markets as one of the largest algorithmic trading firms that handles $250 billion in daily traded volume and relies on around 650+ petabytes of storage for its price forecasts and other algorithmic trading data has open-sourced its Linux file-system. XTX developed TernFS for distributed storage after they outgrew their original NFS usage and other file-system alternatives. TernFS is a distributed file-system for dealing with reading and writing large immutable files -- immutable in the conte...