Linux binary execution performance hit

[Wojciech Puchar]

>
> Question, what sort of performance hit does FreeBSD 7.0 have on
> running linux binaries?
>
> The program in question is Ruby, I'm looking at putting ruby compiled
> on a linux box over onto a FreeBSD system so I can take advantage of
> the Oracle Instant client.  But will look at other options if this is
> going to be a lot slower.
>
no it won't be much slower.

linux programs's speed under FreeBSD is comparable to same under linux.

it's not "emulation" in strict sense, rather second ABI.