Description
Performance and Speed of the JMNK7 Dell 12GB SAS EMM Controller Module
The JMNK7 Dell 12GB SAS EMM Controller Module is a storage controller designed for use in the Dell MD1400 storage array. Here is some information about the performance and speed of this controller:
- Speed: The JMNK7 Dell 12GB SAS EMM Controller Module supports 12Gbps SAS speeds, which provides a significant boost in data transfer rates compared to previous SAS standards. This allows for faster data transfers and improved overall system performance.
- Data Transfer Rate: The JMNK7 Dell 12GB SAS EMM Controller Module supports a maximum data transfer rate of 12Gbps per port, allowing for high-speed data transfers between the controller and storage drives.
- RAID Support: The JMNK7 Dell 12GB SAS EMM Controller Module supports various RAID levels, including RAID 0, 1, 10, 5, 50, 6, and 60. This allows for flexible storage configurations to meet various performance and redundancy requirements.
- Scalability: The JMNK7 Dell 12GB SAS EMM Controller Module can support up to 12 3.5″ SAS or SATA drives per enclosure, and up to 8 enclosures per chain. This provides a significant amount of storage capacity and scalability, which can help to improve system performance and meet growing storage needs.
Configuration and Management of the JMNK7 Dell 12GB SAS EMM
The JMNK7 Dell 12GB SAS EMM (Enclosure Management Module) Controller Module is a module designed for use in Dell PowerVault MD1400 storage arrays. It provides enclosure management and SAS (Serial Attached SCSI) interface functions for the storage array. Here are some configuration and management considerations for this module:
- Installation and Cabling: The JMNK7 module is installed in a slot on the back of the MD1400 storage array. The module is then connected to the storage drives and host servers using SAS cables.
- Configuration: The JMNK7 module provides enclosure management functions for the MD1400 storage array, such as monitoring the status of the drives, power supplies, and fans. It also provides SAS interface functions for connecting the storage array to host servers. The module can be configured using the Dell Storage Manager software, which allows administrators to monitor the status of the array and perform tasks such as drive configuration, firmware updates, and data migrations.
- Management: The JMNK7 module can be managed using the Dell Storage Manager software, which provides a graphical user interface for monitoring and managing the storage array. The software allows administrators to view the status of the drives, power supplies, and fans, as well as perform tasks such as setting up RAID configurations, creating virtual disks, and configuring alert notifications. The software also provides performance monitoring and reporting features, which can be used to identify bottlenecks or other issues with the storage array.
- Firmware Updates: The JMNK7 module firmware can be updated using the Dell Storage Manager software. The software provides notifications when new firmware updates are available, and can automatically download and install the updates. Firmware updates can provide performance improvements and bug fixes, and are an important part of maintaining the health and reliability of the storage array.
Compatibility with Dell PowerEdge Servers and MD1400 Storage Arrays
The JMNK7 Dell 12GB SAS EMM Controller Module is a storage controller designed for use in Dell PowerVault MD1400 storage arrays. Here is some information about its compatibility:
- Compatibility: The JMNK7 controller module is compatible only with Dell PowerVault MD1400 storage arrays. It cannot be used with other storage arrays or servers.
- Host Interface: The JMNK7 controller module provides a SAS interface for connecting to the MD1400 storage array. It supports 12Gb/s SAS transfer speeds.
- Redundancy: The controller module provides redundant paths to the storage array, helping to ensure high availability and uptime.
- Firmware: The JMNK7 controller module requires firmware version 8.20 or later to function properly.
General Information
- Brand: Dell
- MPN : JMNK7
- Type: Controller
- Sub-Type: SAS Controller
Technical Specifications of the JMNK7 Dell 12GB SAS EMM Controller Module
The JMNK7 Dell 12GB SAS EMM Controller Module is a storage controller designed for use in the Dell PowerVault MD1400 storage array. Here are the technical specifications for this controller:
- Host Interface: 2 x 12Gb/s SAS ports
- Data Transfer Rate: 12Gb/s SAS
- Supported Drives: Up to 12 hot-swappable SAS, NL-SAS or SSD drives
- Drive Interface: 12Gb/s SAS or 6Gb/s SATA
- Maximum Capacity: 120TB (10TB x 12 drives)
- RAID Levels: RAID 0, 1, 5, 6, 10, 50, 60
- Cache Memory: 2GB non-volatile cache (NVC)
- Battery Backup Unit: Optional
- Dimensions: 3.75 x 9.95 x 8.86 inches (H x W x D)
- Weight: 2.55 lbs
The JMNK7 Dell 12GB SAS EMM Controller Module provides high-speed connectivity for storage devices using the SAS protocol. It is designed for use in the Dell PowerVault MD1400 storage array, and can support up to 12 hot-swappable SAS, NL-SAS or SSD drives. The controller also supports various RAID levels, including RAID 0, 1, 5, 6, 10, 50, and 60, allowing for flexible and scalable storage configurations.
In addition, the JMNK7 controller has a 2GB non-volatile cache (NVC) which can improve storage performance. An optional battery backup unit is available, which can provide additional protection against data loss in the event of a power outage.
The JMNK7 Dell 12GB SAS EMM Controller Module is a powerful and reliable storage controller that provides high-speed connectivity and flexible storage configuration options for Dell PowerVault MD1400 storage arrays.





