Petr Langr

Hi, thank you for coming back so quickly. Apologies for not being more specific. I refer to the `SdkChannelPoolMap` populated with keys from [here](https://github.com/aws/aws-sdk-java-v2/blob/master/http-clients/netty-nio-client/src/main/java/software/amazon/awssdk/http/nio/netty/NettyNioAsyncHttpClient.java#L139), which is based on request URI....

If I may propose solution. I'd enhance the `SdkHttpRequest` to be region aware and use such url as a key into the map. That way we'd lower down the size...

My goal is to have one channel pool per region. So any S3 bucket request within the region would be able to use the connection from the channel pool. This...