負載機壓測，線程500，服務器根本無壓力，負載機本身發的請求都是失敗的
Sample result如下：
Thread Name: 考勤(考勤提交） 1-255
Sample Start: 2018-11-29 11:19:55 CST
Load time: 23786
Connect Time: 0
Latency: 0
Size in bytes: 11808
Sent bytes:330
Headers size in bytes: 155
Body size in bytes: 11653
Sample Count: 1
Error Count: 1
Data type ("text"|"bin"|""):
Response code: Non HTTP response code: java.net.ConnectException
Response message: Number of samples in transaction : 2, number of failing samples : 1
Response headers:
SampleResult fields:
ContentType:
DataEncoding: null
Request結果：
No data to display
Response data：無任何數據