LSI MegaRAID Storage Manager Manual: A Comprehensive Guide

The LSI MegaRAID storage manager manual is a valuable resource for users of the popular SAS controller. In this article, we will delve into the various features and commands available in the MFIUTIL utility, which enables users to manage their LSI MegaRAID controllers with ease.

Understanding the Basics

Before diving into the specifics of the MFIUTIL utility, it's essential to understand how to use the command-line interface. The manual provides a comprehensive guide on the various options and arguments available for each command. For instance, the `-d` option prints numeric device IDs as drive identifiers, while the `-u` option specifies the unit of the controller to work with.

Available Commands

The MFIUTIL utility offers a wide range of commands that can be used to manage various aspects of the LSI MegaRAID controller. Some of the available commands include:

* `mfiutil flash`: This command is used to display or modify various parameters, such as the firmware version and configuration settings.

* `mfiutil start learn`: This command initiates the learning process for the controller, which enables it to detect and configure connected devices.

* `mfiutil bbu setting value`: This command sets the battery backup unit (BBU) to a specific value, allowing users to customize their controller's power management settings.

* `mfiutil ctrlprop rebuild`: This command rebuilds the controller properties, such as the drive layout and configuration.

Additional Commands

The MFIUTIL utility also provides several other commands that can be used to manage the LSI MegaRAID controller. Some of these include:

* `mfiutil foreign scan`: This command scans for foreign configurations on the controller.

* `mfiutil foreign clear`: This command clears any foreign configurations detected by the controller.

* `mfiutil remove drive`: This command removes a specific drive from the controller's configuration.

Displaying Information

The MFIUTIL utility also provides several commands that can be used to display information about the LSI MegaRAID controller. Some of these include:

* `mfiutil show logstate`: This command displays the current log state of the controller.

* `mfiutil show patrol`: This command displays the patrol status of the controller, which indicates whether it is currently running a patrol scan or not.

In conclusion, the LSI MegaRAID storage manager manual provides a comprehensive guide to using the MFIUTIL utility to manage LSI MegaRAID SAS controllers. With its extensive range of commands and options, users can customize their controllers to meet specific requirements and optimize performance. Whether you're an experienced user or just starting out with LSI MegaRAID technology, this manual is an essential resource for anyone looking to get the most out of their storage solution.

Lsi megaraid storage manager manual