Owners Manual

12 Contents
13 Configuration: Premium Feature—Upgrading to
High-Performance-Tier
. . . . . . . . . . . . . 187
14 Configuration: Device Mapper Multipath for Linux
189
Overview . . . . . . . . . . . . . . . . . . . . . . . . 189
Using DM Multipathing Devices
. . . . . . . . . . . . 190
Prerequisite Steps
. . . . . . . . . . . . . . . . 190
Device Mapper Configuration Steps
. . . . . . . 191
Linux Host Server Reboot Best Practices . . . . 195
Important Information About Special Partitions
. 196
Limitations and Known Issues
. . . . . . . . . . . . . 197
Troubleshooting . . . . . . . . . . . . . . . . . . . . 198
15 Management: Firmware Downloads . . . 201
Downloading RAID Controller and NVSRAM Packages 201
Downloading Both RAID Controller and NVSRAM Firmware
202
Downloading Only NVSRAM Firmware . . . . . . . . 204
Downloading Physical Disk Firmware
. . . . . . . . 206
Downloading MD1200 Series Expansion Module EMM Firmware
208
Self-Monitoring Analysis and Reporting Technology (SMART) 210
Media Errors and Unreadable Sectors
. . . . . . . . 210