The rules can specify which file to log the message to, what machine to send the logging message to, what user to send the message to (in the form of console messages), etc.
Log out - if you're in communal space without logging out properly, people can get onto the machine you've just vacated and dive into your profiles.
退出登录——在公共场所的机器里，没有退出登录的话，你的个人信息就会暴露给别人。
3
On our test machine, short-term (10-minute) tests with more than five users caused out-of-memory errors when default logging was enabled in the test schedule.