单项选择题 A server is experiencing performance issues and the SAN could be a potential bottleneck. Which command will show the queue depth of hdisk1?（）

单项选择题 Which is a supported method to upgrade firmware on an IBM Power Systems 570?（）

单项选择题 A system has a mirrored data volume group that has a filesystem /data of 10 logical partitions. How many physical partitions will the filesystem have?（）