From df1c1ff0e73eaf727a7335c22a025b397aa61589 Mon Sep 17 00:00:00 2001
From: Stuart Lang <stuart.b.lang@gmail.com>
Date: Fri, 21 Feb 2025 00:06:00 +0000
Subject: [PATCH] Impove mutation test perf

---
 .github/workflows/mutation-tests.yml | 2 +-
 eng/stryker-config.json              | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/mutation-tests.yml b/.github/workflows/mutation-tests.yml
index 7c9e1f069fd..5a28ac6b1bb 100644
--- a/.github/workflows/mutation-tests.yml
+++ b/.github/workflows/mutation-tests.yml
@@ -22,7 +22,7 @@ permissions:
 jobs:
   mutations:
     name: 'mutations-${{ matrix.name }}'
-    runs-on: windows-latest
+    runs-on: ubuntu-latest
     timeout-minutes: 60
 
     strategy:
diff --git a/eng/stryker-config.json b/eng/stryker-config.json
index 053f7904ae7..6f1bf4d27a6 100644
--- a/eng/stryker-config.json
+++ b/eng/stryker-config.json
@@ -19,6 +19,7 @@
       "block",
       "statement"
     ],
+    "concurrency": 4,
     "configuration": "Debug",
     "target-framework": "net8.0",
     "thresholds": {