That is correct, compile times between the Linaro and Yocto build were almost identical, roughly 5 -10 minutes.
On Tue, Mar 18, 2014 at 10:53 AM, Gary Thomas <g...@mlbassoc.com> wrote: > On 2014-03-18 11:48, Rick Bianchi wrote: > > Gary, > > I noticed during the make the it was complaining about the date being in > the future; I checked and sure thing the date and time were bit off, about > 14 years. I set it to the > > correct time with "date --set="18 MARCH 2014 10:32:00" and the build > completed in under 10 mins. > > So to clarify, your compile results on Yocto were not that different from > those on Linaro? > Certainly not minutes vs days, correct? > > > On Fri, Mar 14, 2014 at 3:16 PM, Gary Thomas <g...@mlbassoc.com <mailto: > g...@mlbassoc.com>> wrote: > > > > On 2014-03-14 08:49, Rick Bianchi wrote: > > > If I have time today I will try to reproduce your results. If not, > I will get to it first thing next week and post my result. > > > > One thing I forgot to point out is I used the identical > kernel+modules for > > both setups. I would be interested to see if that makes any > difference for > > you. I can't fully test it as my board doesn't have a Linaro kernel. > > > > So there are four combinations - I only tried the first two: > > Yocto kernel + Yocto rootfs > > Yocto kernel + Linaro rootfs > > Linaro kernel + Yocto rootfs > > Linaro kernel + Linaro rootfs > > > > > On Fri, Mar 14, 2014 at 7:38 AM, Gary Thomas > > <g...@mlbassoc.com<mailto: > g...@mlbassoc.com> <mailto:g...@mlbassoc.com <mailto:g...@mlbassoc.com>>> > wrote: > > > > > > On 2014-03-12 13:11, Rick Bianchi wrote: > > > > usbip from /usr/src/kernel/drivers/staging/usbip > > > > > > I finally managed to make this comparison. I did this by > taking my Poky/Yocto > > > built system for a i.MX6 system (ARM Cortex-A9) and replaced > the rootfs with > > > one for the Gumstix Overo (linaro). The results were nothing > like yours, so > > > it's a bit confusing. > > > > > > I actually built an entire Linux kernel - not just the one > directory you mentioned. > > > > > > Poky/Yocto - 37 minutes > > > Linaro - 48 minutes > > > > > > There is some flex in these numbers as they were on different > [brand] SD cards, etc, > > > but I sure did not see the "5 minutes for Linaro vs 24 hours > on Yocto" that you reported. > > > > > > Perhaps the only thing I did differently was I added the SDK > tools to my Yocto system > > > using these meta-packages instead of the list you used. > > > packagegroup-core-sdk packagegroup-core-standalone-sdk-target > > > > > > You might try that to see if it makes any difference. > > > > > > n.b. part of what took me so long to get these results is I > was trying to run this test > > > on something closer to your Overo board. I have an older OMAP > DM3730 board here that I > > > tried to do these same steps, but it was unstable and I could > not get the Linaro based > > > file system to work at all. Very strange. In any case, I > think the comparison I did get > > > with the i.MX6 is valid. > > > > > > > On Wed, Mar 12, 2014 at 11:44 AM, Gary Thomas < > g...@mlbassoc.com <mailto:g...@mlbassoc.com> <mailto:g...@mlbassoc.com<mailto: > g...@mlbassoc.com>> <mailto:g...@mlbassoc.com <mailto:g...@mlbassoc.com> > > <mailto:g...@mlbassoc.com <mailto:g...@mlbassoc.com>>>> wrote: > > > > > > > > On 2014-03-12 10:09, Rick Bianchi wrote: > > > > > I completely agree with regards to the comparison, but > I have compiled the same exact source on the same target (arm) and it only > took 5 minutes when running the Linaro image. > > > > > > > > > > To clarify, the only difference is the build, one is > Linaro (took 5 minutes to compile source on the target) and the other Yocto > (took almost 24 hours to compile source on the target). > > > > > > > > Sorry, I missed that this was on the same hardware. > > > > > > > > What are you building? I'm going to try and duplicate > this here > > > > on hardware I have that's quite similar to your Gumstix > board. > > > > > > > > > > > > > > Is there something that I am missing? > > > > > > > > > > > > > > > On Wed, Mar 12, 2014 at 8:28 AM, Gary Thomas < > g...@mlbassoc.com <mailto:g...@mlbassoc.com> <mailto:g...@mlbassoc.com<mailto: > g...@mlbassoc.com>> <mailto:g...@mlbassoc.com <mailto:g...@mlbassoc.com> > > <mailto:g...@mlbassoc.com <mailto:g...@mlbassoc.com>>> <mailto: > g...@mlbassoc.com <mailto:g...@mlbassoc.com> <mailto:g...@mlbassoc.com<mailto: > g...@mlbassoc.com>> > > > <mailto:g...@mlbassoc.com <mailto:g...@mlbassoc.com> <mailto: > g...@mlbassoc.com <mailto:g...@mlbassoc.com>>>>> wrote: > > > > > > > > > > On 2014-03-12 09:15, Rick Bianchi wrote: > > > > > > > > > > > > I have the gumstix-console-image with the added > packages below. When I compile on the target is take a very long time for > it to complete, over 24 hours. I have compiled the same > > > > > > code on the same target, but running Linaro > image, and it only takes a few minutes. Is there another recipe that I need > to add to the build to speed up compiling? > > > > > > > > > > Doubtful. The reason your build on the target > takes so long is merely > > > > > one of horsepower - that little ARM processor just > doesn't have it, especially > > > > > if you are comparing it to a typical desktop > environment. > > > > > > > > > > > EXTRA_IMAGE_FEATURES += "dev-pkgs" > > > > > > IMAGE_INSTALL_append =" autoconf" > > > > > > IMAGE_INSTALL_append =" autofs" > > > > > > IMAGE_INSTALL_append =" automake" > > > > > > IMAGE_INSTALL_append =" ccache" > > > > > > IMAGE_INSTALL_append =" chkconfig" > > > > > > IMAGE_INSTALL_append =" dbus-glib" > > > > > > IMAGE_INSTALL_append =" gcc" > > > > > > IMAGE_INSTALL_append =" glib-2.0" > > > > > > IMAGE_INSTALL_append =" glib-networking" > > > > > > IMAGE_INSTALL_append =" glibmm" > > > > > > IMAGE_INSTALL_append =" > packagegroup-core-buildessential" > > > > > > IMAGE_INSTALL_append =" pciutils" > > > > > > IMAGE_INSTALL_append =" pkgconfig" > > > > > > IMAGE_INSTALL_append =" python-scons" > > > > > > IMAGE_INSTALL_append =" systemd-compat-units" > > > > > > IMAGE_INSTALL_append =" sysfsutils" > > > > > > IMAGE_INSTALL_append =" tcp-wrappers" > > > > > > IMAGE_INSTALL_append =" usbutils" > > > > > > IMAGE_INSTALL_append =" util-macros" > > -- > ------------------------------------------------------------ > Gary Thomas | Consulting for the > MLB Associates | Embedded world > ------------------------------------------------------------ >
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