On Sun, 2021-03-14 at 22:10 +0000, Richard Purdie wrote:
> On Thu, 2021-03-11 at 15:09 +0000, luca.boccassi@gmail.com wrote:
> > From: Luca Boccassi <luca.boccassi@microsoft.com>
> > 
> > Recently util-linux gained an (optional) build dependency on libcryptsetup.
> > But libcryptsetup build-depends on util-linux for blkid (optional, can be disabled)
> > and uuid (mandatory).
> > Split out util-linux-uuid in a different recipe to break the cycle.
> > 
> > https://github.com/karelzak/util-linux/pull/898
> > 
> > Signed-off-by: Luca Boccassi <luca.boccassi@microsoft.com>
> 
> Unfortunately I noticed we had a performance regression in buildtimes in 
> recent changes. The closest I have this narrowed down to so far:
> 
> https://autobuilder.yocto.io/pub/non-release/20210314-14/testresults/buildperf-ubuntu1604/perf-ubuntu1604_master_20210314181831_d42487bf52.html
> 
> suggests it may be this change. I have more tests queued to confirm
> that definitively, if so we'll have to figure out why as this shouldn't
> really happen, its an 8% regression :(.
> 
> Cheers,
> 
> Richard

Hi,

Very strange that a single recipe could do that - is there something
wrong in the new .bb that I missed and could cause this?

-- 
Kind regards,
Luca Boccassi