Re: [Ganglia-developers] UUID instead of hostname/XDR change

2012-08-22 Thread Chris Burroughs
On 08/22/2012 10:19 AM, Daniel Pocock wrote: I've started a branch for sending UUID instead of hostname This necessitates change to the XDR packet format, but it is backwards compatible Nonetheless, it is not desirable to change the XDR format regularly, so it would be good to know if

Re: [Ganglia-developers] UUID instead of hostname/XDR change

2012-08-22 Thread Daniel Pocock
On 22/08/12 16:55, Chris Burroughs wrote: On 08/22/2012 10:19 AM, Daniel Pocock wrote: I've started a branch for sending UUID instead of hostname This necessitates change to the XDR packet format, but it is backwards compatible Nonetheless, it is not desirable to change the XDR format

Re: [Ganglia-developers] UUID instead of hostname/XDR change

2012-08-22 Thread Alex Dean
Putting a UUID in a field called 'HOST' seems backwards-incompatible to me. You're changing the meaning of the HOST field, even if the data type remains the same. I'd favor reserving 'HOST' for a hostname, and adding a 'UUID' field to the XML for UUIDs. On Aug 22, 2012, at 10:02 AM, Daniel

Re: [Ganglia-developers] UUID instead of hostname/XDR change

2012-08-22 Thread Daniel Pocock
On 22/08/12 18:40, Alex Dean wrote: Putting a UUID in a field called 'HOST' seems backwards-incompatible to me. You're changing the meaning of the HOST field, even if the data type remains the same. Just to clarify, this is the way it works on the branch: that doesn't mean it is the best way

Re: [Ganglia-developers] UUID instead of hostname/XDR change

2012-08-22 Thread Daniel Pocock
On 22/08/12 20:15, Jochen Hein wrote: Daniel Pocock dan...@pocock.com.au writes: - RRD files are created using the UUID as a directory name If people have third party scripts that depend on HOST/@NAME being resolvable, then they could run into trouble, but see my next comment We