Re: Opreport: backward compatibility on (0.9.2) sample files?

[John L. <le...@mo...>]

On Thu, Sep 11, 2008 at 04:55:02PM -0700, Gang Ren wrote:

> It seems that the newer version (0.9.4 or higher) of opreport cannot process
> the old sample files (0.9.2). When trying to do so, I got an error,
>   "opreport error: oprofpp: samples files version mismatch, are you running
> a daemon and post-profile tools with version mismatch ?"
> 
> So I'm wondering whether there is a tool (like opimport) that can convert
> the old sample files into the new format? If not, would it be difficult to
> add such backward compatibility into the new version(s)?

There won't be any such guarantee until 1.0 is out (that's why we don't
have a 1.0 release), although we don't change things arbitrarily if we
can avoid it.

I don't know of a conversion tool and given the workaround (use an older
version) I'm loathe to complicate the tools more.

regards
john