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?（）

A.Use the /usr/sbin/invscout AIX command
B.Use the 'Updates' panel on the managing HMC
C.Boot the 570 using an IBM-provided microcode CD
D.Use the /usr/lpp/diagnostics/bin/update_flash AIX command

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?（）

A.1
B.2
C.10
D.20