> Then it's just a normal file write where Kafka does not have any control. > Am I correct?
Yes. > I am just wondering why then put in the documentation: > "Kafka writes to the pagecache" Indeed Kafka makes marketing on top of standard OS features. > I feel that it's misleading as to what it actually does. Sure it is. > Also if it's just a normal write how does Kafka remain performant ? Because OS are performant nowadays. -- Raph
