fix: update stat collection to account for promise retirement

Agoric · May 28, 2020 · 3f242dd · 3f242dd
1 parent 93e5cec
commit 3f242dd
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/packages/SwingSet/src/kernel/state/kernelKeeper.js b/packages/SwingSet/src/kernel/state/kernelKeeper.js
@@ -311,6 +311,24 @@ export default function makeKernelKeeper(storage) {
   }
 
   function deleteKernelPromise(kpid) {
+    const state = getRequired(`${kpid}.state`);
+    switch (state) {
+      case 'unresolved':
+        decStat('kpUnresolved');
+        break;
+      case 'fulfilledToPresence':
+        decStat('kpFulfilledToPresence');
+        break;
+      case 'fulfilledToData':
+        decStat('kpFulfilledToData');
+        break;
+      case 'rejected':
+        decStat('kpRejected');
+        break;
+      default:
+        throw new Error(`unknown state for ${kpid}: ${state}`);
+    }
+    decStat('kernelPromises');
     deleteKernelPromiseState(kpid);
     storage.delete(`${kpid}.refCount`);
   }