diff --git a/business/jxutils/jxutils.go b/business/jxutils/jxutils.go
index 63d0dcbd9..e9e32fb5b 100644
--- a/business/jxutils/jxutils.go
+++ b/business/jxutils/jxutils.go
@@ -71,7 +71,7 @@ func (l OrderSkuList) Swap(i, j int) {
 
 func init() {
 	rand.Seed(time.Now().Unix())
-	routinePool = routinepool.New(1000, 1000)
+	routinePool = routinepool.New(2000, 2000)
 
 	// Go regex does not support lookarounds.
 	// https://stackoverflow.com/questions/38933898/error-parsing-regexp-invalid-or-unsupported-perl-syntax