limit concurrency to 2

2 files changed, 2 insertions, 2 deletions

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml

index 13746608d4..701e56e33e 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -640,7 +640,7 @@ jobs:
 
       - run: |
           set -o pipefail
-          COMPLEMENT_DIR=`pwd`/complement synapse/scripts-dev/complement.sh -json 2>&1 | synapse/.ci/scripts/gotestfmt
+          COMPLEMENT_DIR=`pwd`/complement synapse/scripts-dev/complement.sh -json -p 2 2>&1 | synapse/.ci/scripts/gotestfmt
         shell: bash
         env:
           POSTGRES: ${{ (matrix.database == 'Postgres') && 1 || '' }}
diff --git a/scripts-dev/complement.sh b/scripts-dev/complement.sh

index 0cda8e00bb..cd165ba18a 100755
--- a/scripts-dev/complement.sh
+++ b/scripts-dev/complement.sh
@@ -277,7 +277,7 @@ fi
 export PASS_SYNAPSE_LOG_TESTING=1
 
 # Run the tests!
-echo "Images built; running complement"
+echo "Images built; running complement with ${extra_test_args[@]} $@ $test_packages"
 cd "$COMPLEMENT_DIR"
 
 go test -v -tags "synapse_blacklist" -count=1 "${extra_test_args[@]}" "$@" $test_packages