--- /dev/null
+Description: Use concurrency of 4.
+Author: Chuck Short <zulcss@ubuntu.com>
+Fowarded: Not needed.
+diff --git a/run_tests.sh b/run_tests.sh
+index 4d838e8..6739fee 100755
+--- a/run_tests.sh
++++ b/run_tests.sh
+@@ -129,7 +129,7 @@ function run_tests {
+ # Just run the test suites in current environment
+ set +e
+ testrargs=`echo "$testrargs" | sed -e's/^\s*\(.*\)\s*$/\1/'`
+- TESTRTESTS="$TESTRTESTS --testr-args='--subunit $testropts $testrargs'"
++ TESTRTESTS="$TESTRTESTS --testr-args='--subunit --concurrency 4 $testropts $testrargs'"
+ echo "Running \`${wrapper} $TESTRTESTS\`"
+ bash -c "${wrapper} $TESTRTESTS | ${wrapper} subunit2pyunit"
+ RESULT=$?
+--
+1.9.0
+