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<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">I work on a project that supports different architectures, so we've built 3 separate versions of MPICH 4.1.1 (cuda11.2,
rocm5.4.3 and cpu-only with ucx1.14.1)<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">The cpu-only and the rocm5 libraries are around 50MB each. The CUDA version on the other hand, is close to 1.8GB!
There doesn’t seem to be anything out of the ordinary with the builds and all versions are working as expected.
<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">This is the output of </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292F">du -sh</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F"> performed
on the install directories:<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">First the rocm5 build:<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">$ du -sh LINUX_gcc9.3_glibc2.28_rocm5.4.3_ucx1.14.1/lib/*<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">(...)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">53M LINUX_gcc9.3_glibc2.28_rocm5.4.3_ucx1.14.1/lib/libmpi.a<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">40M LINUX_gcc9.3_glibc2.28_rocm5.4.3_ucx1.14.1/lib/libmpi.so.12.3.0<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">And then the CUDA build:<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">$ du -sh LINUX_gcc9.3_glibc2.17_cuda11.2_ucx1.14.1/lib/*<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">(...)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">1.8G LINUX_gcc9.3_glibc2.17_cuda11.2_ucx1.14.1/lib/libmpi.a<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;border:none windowtext 1.0pt;padding:0cm">1.7G LINUX_gcc9.3_glibc2.17_cuda11.2_ucx1.14.1/lib/libmpi.so.12.3.0<br>
<br>
</span><span style="font-size:9.0pt;font-family:Consolas;color:#24292F"><br>
</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">This issue really complicates packaging and distribution since we provide both the archive and the shared libraries, I am looking at more than 3GB for MPICH only.<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292F">After some investigation, it doesn’t seem the problem is coming from our end. Is it possible that something in
mpich’s build process is causing this excessive file size?<br>
<br>
Thanks for the help.<br>
<br>
Kind regards,<br>
Lucas<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F"><o:p> </o:p></span></p>
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