# PubSub ## Qos PubQos | SubQos | In Message | Out Message -------|--------|------------|------------- 0 | 0 | - | - 0 | 1 | - | - 0 | 2 | - | - 1 | 0 | - | - 1 | 1 | - | - 1 | 2 | - | - 2 | 0 | - | - 2 | 1 | - | - 2 | 2 | - | - ## Publish ## Performance Mac Air(11): Function | Time(microseconds) -------------|-------------------- match | 6.25086 triples | 13.86881 words | 3.41177 binary:split | 3.03776 iMac: Function | Time(microseconds) -------------|-------------------- match | 3.2348 triples | 6.93524 words | 1.89616 binary:split | 1.65243