On Sat, Aug 15, 2015 at 10:30 PM, roucaries bastien <roucaries.bastien+deb...@gmail.com> wrote: > On Sat, Aug 15, 2015 at 10:16 PM, roucaries bastien > <roucaries.bastien+deb...@gmail.com> wrote: >> On Sat, Aug 15, 2015 at 9:43 PM, James Cowgill <james...@cowgill.org.uk> >> wrote: >>> Hi, >>> >>> On Sat, 2015-08-15 at 14:08 +0100, Simon McVittie wrote: >>>> (debian-mips: please keep me and the bug in Cc if replying.) >>>> >>>> On Wed, 28 Jan 2015 at 08:00:53 +0100, roucaries bastien wrote: >>>> > Smell like an openmp bug.... ny memory they are a enviroment variable to >>>> > disable openmp. >>>> >>>> I tried building with --disable-openmp on a mips porterbox >>>> (minkus.debian.org, which I believe is a dual Cavium Octeon II with no FPU, >>>> the same as the buildds where imagemagick has been failing). >>> >>> Yes, minkus and mips-aql-* all run identical hardware and do not have >>> FPUs (unfortunately). >>> >>>> Unfortunately building with --disable-openmp doesn't seem to help. >>>> >>>> On Thu, 29 Jan 2015 at 19:59:45 +0100, Bastien ROUCARIES wrote: >>>> > try to add to convert command line "-limit thread 1" >>>> >>>> Sadly that doesn't seem to help either. >>>> >>>> > On Fri, Jan 30, 2015 at 2:37 PM, Dejan Latinovic >>>> > <dejan.latino...@imgtec.com> wrote: >>>> > > did anyone tried to wait some longer time to see if command will >>>> > > execute? >>>> > >>>> > No, but the build machines wait for a pretty long time before >>>> > killing (5 hours), and I've checked that it uses the proc at 200%. We >>>> > can't burden the build machines like that... >>>> >>>> The latest experimental build (which adds some "echo", to stop sbuild >>>> killing the build process after 5 hours of apparent inactivity) took >>>> 19 hours. That's longer than gcc-5 took on the same hardware. >>>> >>>> While doing test builds yesterday evening, I was able to compile >>>> imagemagick more than once, so it can't have taken longer than 2 or 3 >>>> hours; >>>> assuming the porterbox and the buildd have a similar spec, that means >>>> converting a SVG to a PNG 14 times is taking at least 16 hours. >>>> That seems unusably slow to me. It's entirely possible that imagemagick >>>> built for mips is currently only really useful on mips hardware that has >>>> a FPU. Unfortunately, the mips buildds don't seem to have FPUs. >>>> >>>> mips porters: how common are FPUs expected to be among mips machines >>>> where Debian will run? >>> >>> I have no numbers but I would guess that most of the machines that run >>> the big endian port are network hardware which don't have FPUs. >>> >>>> Also, is it an ABI break for a mips library to be built with -msoft-float? >>> >>> Yes the ABI is different - you need a recompiled glibc (at least) to >>> use -msoft-float. >> >> Could this handled like libc-i686 ? It will be really helpful to have >> a soft-float version and use ld.so to switch between. > > They are a thread here about multilib > https://lists.linaro.org/pipermail/cross-distro/2012-April/000167.html
BTW information about mips box are outdated here https://wiki.debian.org/MIPSPort It worked under ball but it seems ball was retired... > Bastien >> Bastien >> >>> Thanks, >>> James
