我的密令: ab -n 5000 -c 500 -p D:\canshu\param.txt -T 'application/json' http://localhost:9090/payment/pay
param.txt 的类容是:{"payMethod":14,"orderNo":"1212007656135595863709482","totalAmount":1000,"clientIpAddr":"223.85.91.40","deviceInfo":"WEB","productName":"%E3%80%8A%E6%9A%97%E9%BB%91%E7%A0%B4%E5%9D%8F%E7%A5%9E3%3A%E5%87%AF%E6%81%A9%E4%B9%8B%E4%B9%A6%E3%80%8B","productDesc":"%E6%94%AF%E4%BB%98%E5%AE%9D%E6%94%AF%E4%BB%98%E6%B5%8B%E8%AF%95","limitCreditCard":0,"appId":4,"sign":"1409D09347AC20FF8A1FC6D50F82E4E6"}
为什么一直出不来 ,求大神出来帮我