[Bulk] FreeBSD upgrade woes (8.3 -> 8.4)

[Warren Block]

On Thu, 11 Jul 2013, Eduardo Morras wrote:

> On Thu, 11 Jul 2013 04:40:38 -0500
> David Noel <david.i.noel at gmail.com> wrote:
>>
>> I didn't include the make buildworld or make buildkernel for the sake
>> of brevity but yes, I executed them prior to installworld and
>> installkernel.
>
> Perhaps make buildkernel was compiled with -j >1, it's known to create a buggy kernel. Check your make configuration. Adding a -B, like make -B -j N buildkernel may work and is fast if -j is set to number or processors, but it's safer do a make -j 1 buildkernel, same for buildworld.

Is this version-specific?  I've been using -j4 or -j8 for years for 
buildworld and kernel (buildkernel + installkernel) on FreeBSD 8 and 9 
with no problems.  Probably on FreeBSD 7 also, but I don't recall.

installworld is a different matter, always do that with a single job.