Protocol version of Attach API

[Erik Gahlin]

On 2019-02-26 07:47, Thomas Stüfe wrote:
> Hi David, Yasumasa,
>
>
>
>     > Do we support connection to later VMs from earlier JDK tools?
>
>     I could not find the spec about this.
>     So I asked to serviceability folks before filing this to JBS :-)
>
>
> Just to chime in on that, I do not know if it is specified but it is 
> certainly very handy in daily use. I often use old jcmd tools to 
> connect to newer VMs. I always thought that was a neat design.

I agree.

The tool was designed to be dumb, so it can connect to JVMs regardless 
of release. If something has changed so that is no longer true, it 
should be fixed (and backported if needed).

Erik

>
> ..Thomas

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://mail.openjdk.java.net/pipermail/serviceability-dev/attachments/20190226/67e187a4/attachment.html>