fix type warn -> warm
@@ -16,7 +16,7 @@ Pulsar's key features include:
* Guaranteed message delivery with [persistent message storage](concepts-architecture-overview.md#persistent-storage) provided by [Apache BookKeeper](http://bookkeeper.apache.org/)
* A serverless lightweight computing framework [Pulsar Functions](functions-overview.md) offers stream native data processing.
* A serverless connector framework [Pulsar IO](io-overview.md) built on-top-of Pulsar Functions to make moving data in and out Apache Pulsar easier.
-* [Tiered Storage](concepts-tiered-storage.md) offloads data from hot/warn storage to cold/longterm storage (such as S3 and GCS) when the data is aging out.
+* [Tiered Storage](concepts-tiered-storage.md) offloads data from hot/warm storage to cold/longterm storage (such as S3 and GCS) when the data is aging out.
## Contents
