假定信号在close系统调用设置errno变量到其返回之前这一极小的时间片段内生成。
Suppose a signal is generated during the very small time gap between setting the errno variable by the close system call and its return.
同步调用可以通过编程来实现，但带有超时设置，如果调用在一定的时间内未返回，调用WebServices可能取消锁定，从而从系统退出。
Synchronous calls can be programmed, but with timeouts so that if the call can't come back in a certain time, the calling Web service can be unlocked to exit from the system.
truss返回系统调用的列表、执行调用耗费的总时间、调用的次数和任何发现的问题。
Truss returns a list of the system calls, the total time spent executing the call, the number of calls, and any errors found.
truss返回系统调用的列表、执行调用耗费的总时间、调用的次数和任何发现的问题。
Truss returns a list of the system calls, the total time spent executing the call, the number of calls, and any errors found.
应用推荐