Limit the number of parallel link jobs for the full LTO builder.

With the larger number of link jobs the build time grows significantly, and with the default value it randomly runs out of memory.
llvm · May 20, 2021 · bf146f5 · bf146f5
1 parent cf3881f
commit bf146f5
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
@@ -1094,7 +1094,11 @@
     'tags'  : ["clang","lld","LTO"],
     'workernames' : ["as-worker-91"],
     'builddir': "clang-with-lto-ubuntu",
-    'factory' : ClangLTOBuilder.getClangWithLTOBuildFactory(jobs=72)},
+    'factory' : ClangLTOBuilder.getClangWithLTOBuildFactory(
+                    jobs=72,
+                    extra_configure_args_lto_stage=[
+                        '-DLLVM_PARALLEL_LINK_JOBS=14',
+                    ])},
 
 # Builders for MLIR.