A. tin B. tout C. % idle D. % tm_act
A. The iostat can only be run as the root user B. There could be zero percent I/O wait and still be an I/O bottleneck C. Any I/O wait time displayed in output of "iostat" is an indication of severe I/O bottlenecks D. Running "iostat" without any arguments/parameters is sufficient for resolving I/O bottlenecks
A. df -k B. lsps C. lslv -p D. fileplace