initial implementation of slingshot detection (#33793)

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Greg Becker 2022-11-16 15:01:37 -06:00 committed by GitHub
parent 90f0a8eacc
commit 1263b5c444
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2 changed files with 7 additions and 2 deletions

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@ -36,6 +36,10 @@
_xc_craype_dir = "/opt/cray/pe/cdt" _xc_craype_dir = "/opt/cray/pe/cdt"
def slingshot_network():
return os.path.exists("/lib64/libcxi.so")
def _target_name_from_craype_target_name(name): def _target_name_from_craype_target_name(name):
return _craype_name_to_target_name.get(name, name) return _craype_name_to_target_name.get(name, name)

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@ -5,6 +5,7 @@
import os import os
import spack.platforms.cray
from spack.package import * from spack.package import *
@ -53,13 +54,13 @@ class Aluminum(CMakePackage, CudaPackage, ROCmPackage):
variant("rccl", default=False, description="Builds with support for RCCL communication lib") variant("rccl", default=False, description="Builds with support for RCCL communication lib")
variant( variant(
"ofi_libfabric_plugin", "ofi_libfabric_plugin",
default=True, default=spack.platforms.cray.slingshot_network(),
when="+rccl", when="+rccl",
description="Builds with support for OFI libfabric enhanced RCCL/NCCL communication lib", description="Builds with support for OFI libfabric enhanced RCCL/NCCL communication lib",
) )
variant( variant(
"ofi_libfabric_plugin", "ofi_libfabric_plugin",
default=True, default=spack.platforms.cray.slingshot_network(),
when="+nccl", when="+nccl",
description="Builds with support for OFI libfabric enhanced RCCL/NCCL communication lib", description="Builds with support for OFI libfabric enhanced RCCL/NCCL communication lib",
) )