Scalability and cost -- Loki stores the the actual log data on S3 and only keeps an index of a few fields. Log queries that can then efficiently target the (hop

Scalability and cost -- Loki stores the the actual log data on S3 and only keeps an index of a few fields. Log queries that can then efficiently target the (hopefully small) set of files containing the data and loki can re-parse those specific files from S3 to display the log results.