run the hash benchmark 10 times

services/clsi/test/bench/hashbench.js

@@ -66,6 +66,13 @@ files.forEach((file) => {
   })
 })
 
-async.series(jobs, () => {
-  console.log('DONE')
-})
+async.timesSeries(
+  10,
+  (n, cb) => {
+    console.log('run', n)
+    async.series(jobs, cb)
+  },
+  () => {
+    console.log('DONE')
+  }
+)