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https://issues.apache.org/jira/browse/CASSANDRA-14275?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16379474#comment-16379474
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Dinesh Joshi commented on CASSANDRA-14275:
------------------------------------------

Heres a PoC - 

# 
https://github.com/apache/cassandra/compare/trunk...dineshjoshi:add-client-string
# 
https://github.com/datastax/java-driver/compare/3.x...dineshjoshi:enhance-java-driver-to-send-metadata

This allows me to get stats like this - 

{noformat}
bin/nodetool clientstats --all
Address          SSL   Version User      Keyspace Requests Driver
/127.0.0.1:59305 false 4       anonymous          12       
datastaxjavadriver-cql3.0.0-v3.0
/127.0.0.1:59306 false 4       anonymous          2        
datastaxjavadriver-cql3.0.0-v3.0

Total connected clients: 2

User      Connections
anonymous 2
{noformat}

> Cassandra Driver should send identification information to Server
> -----------------------------------------------------------------
>
>                 Key: CASSANDRA-14275
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14275
>             Project: Cassandra
>          Issue Type: New Feature
>          Components: Core
>            Reporter: Dinesh Joshi
>            Assignee: Dinesh Joshi
>            Priority: Major
>             Fix For: 2.1.x, 2.2.x, 3.0.x, 3.11.x, 4.x
>
>
> Currently there doesn't seem to be any way to readily identify the driver 
> that clients are using to connect to Cassandra. Add the capability of 
> identifying the driver through metadata information much like how HTTP 
> Clients identify themselves through User-Agent HTTP header. This is useful 
> for debugging in large deployments where clients tend to use different 
> drivers, wrappers and language bindings to connect to Cassandra. This can 
> help surface issues as well as help detect clients which are using older or 
> unsupported drivers.
> The identification information should be a string that unambiguously 
> identifies the driver. It should include information such as the name of the 
> driver, it's version, CQL version, Platform (Linux, macOS, Windows, etc.) and 
> architecture (x86, x86_64).
> We should surface this information in `nodetool clientstats` command.



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