[oe] I hava an idea to Make OpenEmbedded Run Faster

[Justin Patrin]

On 8/26/07, 杨同峰 <yangtf at envision.com.cn> wrote:
> really?? Bitbake same to be single thread . My Main Idear is like this
> when some task is compiling ,Some task is fetching ,and other maybe
> do_installing .
> but  bitbake don't look like this .
>

What version of bitbake are you using? I know that 1.8 supports multithreading.

>
> 在 2007-08-26日的 21:04 -0700，Justin Patrin写道：
>
> > On 8/26/07, 杨同峰 <yangtf at envision.com.cn> wrote:
> > > EveryOne:
> > >       By two week  of using OE , I hava notice that task was topology
> > > sort to a queue .and  Run Task One By One.
> > > draw on the experience of Design of CPU . we can make a multiply thread
> > > run of it !
> > >
> > >       I notice that the biggest bottleneck of OE is do_fetch . then we
> > > can use a mutiply thread downloader instead of wget
> > >       And about task schedule ,use method like this:
> > >
> > >      bb_No1 do_fetch   do_patch do_configure do_build do_install
> > >      bb_No2                  do_fetch  do_patch       do_configure
> > > do_build do_install
> > >      bb_No3                                 do_fetch      do_patch
> > > do_configure do_build do_install
> > >      bb_No4
> > > do_fetch  .......
> > >
> > >      Idea 1 :    focus on download one file one time ,and make it more
> > > fast use mutiply thread downloader
> > >      Idea 2 :    make 0ther task of bb files  to run  asynchronously
> > >      Idea 3 :   deal with task  topology more carefully to make sure
> > > that  the bb file that was dependend was finish before
> > >                     this one start to do_patch (Notice : not before
> > > do_fetch )
> > >      Idea 4 :   If topology can't make sure Idea 3 ,we must tell OE how
> > > and when  to wait
> > >
> > >      If the Idea can come true ,The speed can go 3 times faster then
> > > now
> > >
> >
> > bitbake already does this.
> >
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-- 
Justin Patrin