From 809f2319811f55bb801b781459c019e36cbb9dad Mon Sep 17 00:00:00 2001
From: Fu Diwei <fudiwei@sina.com>
Date: Wed, 7 May 2025 22:15:11 +0800
Subject: [PATCH] feat: set the default max workers to the number of available
 CPU cores

---
 internal/workflow/dispatcher/dispatcher.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/internal/workflow/dispatcher/dispatcher.go b/internal/workflow/dispatcher/dispatcher.go
index f25fadcf..7874b945 100644
--- a/internal/workflow/dispatcher/dispatcher.go
+++ b/internal/workflow/dispatcher/dispatcher.go
@@ -15,12 +15,17 @@ import (
 	sliceutil "github.com/usual2970/certimate/internal/pkg/utils/slice"
 )
 
-var maxWorkers = runtime.NumCPU()
+var maxWorkers = 1
 
 func init() {
 	envMaxWorkers := os.Getenv("CERTIMATE_WORKFLOW_MAX_WORKERS")
 	if n, err := strconv.Atoi(envMaxWorkers); err != nil && n > 0 {
 		maxWorkers = n
+	} else {
+		maxWorkers = runtime.GOMAXPROCS(0)
+		if maxWorkers == 0 {
+			maxWorkers = max(1, runtime.NumCPU())
+		}
 	}
 }