Which of the following tools should be used to analyze the placement of file fragments on a mirrored logical volume？（）

Whichofthefollowingcommandsshouldbeusedtoshowthepercent...

单项选择题Which of the following commands should be used to show the percentage of time that any given disk was busy？（）

Themaxmbuffislowbydefaultforsystemsexpectinghighnetwork...

单项选择题The maxmbuff is low by default for systems expecting high network traffic and/or usage.  Which of the following utilities should be used to report requests for mbufs that have failed and/or been denied？（）

Whichofthefollowingcommandsshouldbeusedtodeterminewhich...

单项选择题Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）