diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
--- a/buildbot/osuosl/master/config/builders.py
+++ b/buildbot/osuosl/master/config/builders.py
@@ -995,6 +995,7 @@
                         "-DLLVM_INCLUDE_EXAMPLES=OFF",
                         "-DLLVM_ENABLE_ASSERTIONS=ON",
                         "-DLLVM_LIT_ARGS=--verbose",
+                        "-DLLVM_PARALLEL_LINK_JOBS=8",
                         "-DLLVM_TARGETS_TO_BUILD=X86",
                         "-DLLVM_USE_LINKER=gold"])},
 
@@ -1014,6 +1015,7 @@
                         "-DLLVM_INCLUDE_EXAMPLES=OFF",
                         "-DLLVM_ENABLE_ASSERTIONS=ON",
                         "-DLLVM_LIT_ARGS=--verbose",
+                        "-DLLVM_PARALLEL_LINK_JOBS=8",
                         "-DLLVM_TARGETS_TO_BUILD=X86",
                         "-DLLVM_USE_LINKER=gold"])},
 
@@ -1033,6 +1035,7 @@
                         "-DLLVM_ENABLE_ASSERTIONS=ON",
                         "-DLLVM_INCLUDE_EXAMPLES=OFF",
                         "-DLLVM_LIT_ARGS=--verbose -j48",
+                        "-DLLVM_PARALLEL_LINK_JOBS=16",
                         "-DLLVM_USE_LINKER=gold"])},
 
 # Polly builders.
diff --git a/buildbot/osuosl/master/config/workers.py b/buildbot/osuosl/master/config/workers.py
--- a/buildbot/osuosl/master/config/workers.py
+++ b/buildbot/osuosl/master/config/workers.py
@@ -289,11 +289,11 @@
         create_worker("sie-linux-worker", properties={'jobs': 40}, max_builds=1),
         # 2012 Mac Mini host, 16GB memory:
         #   - Ubuntu 18.04 in docker container
-        create_worker("doug-worker-1a", properties={'jobs': 8}, max_builds=1),
+        create_worker("doug-worker-1a", properties={'jobs': 10}, max_builds=1),
         #   - Ubuntu 22.04 in docker container
-        create_worker("doug-worker-1b", properties={'jobs': 8}, max_builds=1),
+        create_worker("doug-worker-1b", properties={'jobs': 10}, max_builds=1),
         # Ubuntu 18.04 in docker container on Ryzen 4800U
-        create_worker("doug-worker-2a", properties={'jobs': 16}, max_builds=1),
+        create_worker("doug-worker-2a", properties={'jobs': 22}, max_builds=1),
 
         # Windows Server 2019 on AWS, x86_64 PS4 target
         create_worker("sie-win-worker", properties={'jobs': 64}, max_builds=1),