nGrinder跑http接口，跑几分钟之后，就会tps过低而停止

[zhujian]

nGrinder跑http接口，跑几分钟之后，就会tps过低而停止
日志中
java.net.ConnectException: Connection timed out: connect
        at java.net.DualStackPlainSocketImpl.connect0(Native Method) ~[na:1.8.0_91]
        at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) ~[na:1.8.0_91]
        at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) ~[na:1.8.0_91]
        at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) ~[na:1.8.0_91]
        at java.net.AbstractPlainSocketImpl.connect(Unknown Source) ~[na:1.8.0_91]
        at java.net.PlainSocketImpl.connect(Unknown Source) ~[na:1.8.0_91]
        at java.net.SocksSocketImpl.connect(Unknown Source) ~[na:1.8.0_91]
        at java.net.Socket.connect(Unknown Source) ~[na:1.8.0_91]
        at java.net.Socket.connect(Unknown Source) ~[na:1.8.0_91]
        at java.net.Socket.<init>(Unknown Source) ~[na:1.8.0_91]
        at java.net.Socket.<init>(Unknown Source) ~[na:1.8.0_91]

但脚本中control.timeout = 999999999
并发用户只设置了10
这个是怎么回事呢？

[ziteng]

你当时的错误率是多少？错误率太高的话，继续跑了也没啥意义，这是 ngrinder 自身的设计决定的。