SERVER-35149 Track total number of open transactions in ServerTransactionsMetrics

1 files changed, 12 insertions, 0 deletions

diff --git a/src/mongo/db/server_transactions_metrics.cpp b/src/mongo/db/server_transactions_metrics.cpp
index fe31687f288..07319300f74 100644
--- a/src/mongo/db/server_transactions_metrics.cpp
+++ b/src/mongo/db/server_transactions_metrics.cpp
@@ -51,6 +51,18 @@ ServerTransactionsMetrics* ServerTransactionsMetrics::get(OperationContext* opCt
     return get(opCtx->getServiceContext());
 }
 
+unsigned long long ServerTransactionsMetrics::getCurrentOpen() const {
+    return _currentOpen.load();
+}
+
+void ServerTransactionsMetrics::decrementCurrentOpen() {
+    _currentOpen.fetchAndSubtract(1);
+}
+
+void ServerTransactionsMetrics::incrementCurrentOpen() {
+    _currentOpen.fetchAndAdd(1);
+}
+
 unsigned long long ServerTransactionsMetrics::getTotalStarted() const {
     return _totalStarted.load();
 }