Performance testing w BackupExec, comments requested.
jra at samba.org
Wed Jan 25 20:20:01 GMT 2006
On Wed, Jan 25, 2006 at 03:18:15PM -0500, derrell at samba.org wrote:
> Jeremy Allison <jra at samba.org> writes:
> >> >Now I realize this is not a real world test, and it's not a very good
> >> >benchmark, but why not turn sendfile back on for kernels later then
> >> >2.6.15?
> > Good point ! The problem is how do we know what kernel we're
> > running on.....
> Here's one option:
> The uname(2) system call conforms to SVr4, SVID, POSIX, and X/OPEN but is not
> available in BSD4.3. If this call exists (configure test) and the "sysname"
> field is "Linux" and the "release" field, parsed from a string like
> 2.6.8-2-686, shows the release to be greater than 2.6.15, then enable else
Ugh. That's *horrible* :-). Tempting though.... :-).
No, this really is something vendors should address (IMHO).
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