LSI RDAC DRIVER

What if I change the size of the LUN on the storage array? How do I remove unmapped or disconnected devices from the existing host? For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. Introduction to Linux – A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started guide, with exercises at the end of each chapter. I’m at home now it’s The HBAs connected to a single storage array are the same model.

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These ksi can be combined with the logical or operator to provide multiple areas and levels of reporting as needed. Discovered device is not a storage array. This book contains many real life examples derived from the author’s experience as a Linux system and network administrator, trainer and consultant. Open failed on virtual bus node.

The gdac number of paths to the storage array is the MaxPathsPerController value multiplied by the number of controllers.

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multipathd and RDAC

Run the mppUpdate command again to create a new initrd image. Visit the following links: Load the standard HBA non-failover driver. A busscan scan causes the RDAC driver to go through its unconfigured devices list to see if any of them have become configured. Caution – Changing the storage array name can cause host applications to lose access to the storage array if the host is running certain path failover drivers.

Type yes when you are prompted to continue:. Click Here to receive this Complete Guide absolutely free. The mppUtil utility is a cross-platform tool.

Finally bit the bullet and upgraded one of the servers in the cluster.

The boot loader configuration file must have an entry for this newly created image. The interval, in seconds, during which the failover driver will check for these conditions: Error trying to match discovered controller to existing controller.

Linux – Rdwc This forum is for all items relating to using Linux in the Enterprise. The following items are examples of failover driver controller events and path failover events:. Are you new to LinuxQuestions.

Unrecognizable sense key received. The old image file is overwritten with the new image file. Type the following command, and press Enter.

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CONFIG_SCSI_DH_RDAC: LSI RDAC Device Handler

The new boot menu entry should look something like this note that it may vary with different system configuration: How do I remove unmapped or disconnected devices from the existing host? By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features.

Open Source Consulting Domain Registration. The failover driver has five error levels for messages that are logged to the Linux OS error log:. Setting OS Default Value. Maximum paths per controller exceeded.

The content of the grub.

Duplicate storage array name found. To show all attached and discovered volumes, type the following command and press Enter. Reac – The quotation marks must surround the parameters. BB code is On.

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