Authors Ilya Krutov David Watts. Applications, such as email and web server, benefit from avoiding downtime during the transition. Instant secure erase permanently removes data when repurposing or decommissioning SEDs. System availability and application functionality remain unaffected. MegaRAID SafeStore encryption services offer instant secure erase and local key management for self-encrypting drives. Global and dedicated hot spare with revertible hot spare support A hot spare rebuilds data from all virtual disks within the disk group in which it is configured.

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Instant secure erase permanently removes data when repurposing or decommissioning SEDs.

A dedicated hot spare allows the user to assign a hot spare drive to a particular array of the same drive type. Auto-resume on array rebuild or array reconstruction after the loss of system power Auto-resume uses non-volatile RAM NVRAM to save the rebuild progress during a host reboot or power failure to automatically resume from the m51100e checkpoint.

To avoid the possibility of data loss or corruption during a power or server failure, flash cache protection technology transfers the contents of the DRAM cache to NAND flash using power from the flash power module.

WebBIOS is a utility that is built into the ServeRAID controller that allows you to configure drive groups and logical drives before installing or booting the operating system. Related publications and links For more information, see the serverakd documents: Other company, product, or service names may be trademarks or service marks of others. Related product families Product families related to this document are the following: Up to 63 drives are supported in a JBOD configuration.


ServeRAID M and Me SAS/SATA Controllers Product Guide (withdrawn product) > Lenovo Press

Thank you for your feedback. Certain upgrades cannot be applied to “out-of-the-box” controllers and require that other upgrades are enabled before applying these upgrades we call them secondary upgrades. The card supports a number of features that are able to be implemented without rebooting the server. Patrol read can be activated by a manual command or automatically.

The following table lists the available primary upgrades, their capabilities, and types. Consistency check for background data integrity Consistency check verifies that all stripes in a virtual disk with a redundant RAID level are consistent. Patrol read for media scanning and repairing Patrol read is a background sentry service designed to pro-actively discover and correct media defects bad sectors that arise normally as a disk drive ages.

A portfolio of building blocks allows clients to design around a bottom-up approach segveraid caters to a wide array of storage requirements. With redundant paths to the same port of a device, if k5110e path fails, another path can be used to communicate between the controller and the drive.

IBM 81Y4481 ServeRAID M5110 Sas/sata Controller for System X

See the ServerProven website for the latest information about the specific versions and service levels supported and any other prerequisites: Support for servers with Intel Xeon v2 processors Table 6. The maximum number of drives that can be connected to the RAID controller is limited by the maximum number of internal drive bays for a supported server.


Trademarks Lenovo and the Lenovo logo are trademarks sereraid registered trademarks of Lenovo in the United States, other countries, or both. Primary feature upgrades Secondary feature upgrades.

CacheCade is a Features on Demand upgrade and only one upgrade is needed per server; all M and M series adapters installed in the server will have this upgrade enabled automatically.

FoD upgrades are software licenses. For details, refer to the following web page: ServeRAID provides the ability to define a physical disk as a hot spare to replace serferaid failed drive.

Drive support Operating system support Warranty Physical specifications Operating environment Agency approvals Related publications and links Related product families Trademarks. System availability and application functionality remain unaffected. This product guide provides essential presales information to understand the ServeRAID M offerings and their key features, specifications, and compatibility.

These adapters also share a common set of upgrades, simplifying inventory management. The following terms are trademarks of Lenovo in the United States, other countries, or both: Fast initialization quickly writes zeros to the first and last sectors of the virtual drive.

Some upgrades do not depend on other upgrades and can be applied to “out-of-the-box” controllers we call them primary upgrades. Applications, such as email and web server, benefit from avoiding downtime during the transition.