LSI Megaraid 9280-8E 6GB 8-Port PCI-E SAS Raid Controller

Cache

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller features a 512MB cache, which plays a crucial role in enhancing the performance and reliability of the system.

Overview of Sas Raid Controller SKU#9280-8E

Device Characteristics

• Device Type: SAS RAID Controller
• Form Factor: Compact Low Profile Plug-in Card
• Interface Type: PCI Express x8

Performance Metrics

• Data Transfer Rate: 6 Gb/s Throughput per Port
• Controller Interface Type: Serial ATA-300 / SAS

RAID Configuration Options

• Supported RAID Levels: RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50, RAID 60

Drive and Device Support

• Drive Compatibility: Supports Up to 240 SATA and/or SAS Devices
• SSD Support: Includes SSD Guard for Enhanced SSD Compatibility

Connectivity and Ports

• External Ports: 2 x SFF-8088 - Mini-SAS External

Improved Data Transfer Speeds

The large cache size of 512MB allows for faster data transfer speeds between the RAID controller and the connected storage devices. It enables the controller to store frequently accessed data in its cache, reducing the need to fetch data from the slower storage drives. This results in improved overall system performance and quicker response times.

Enhanced Data Protection

The cache also plays a vital role in ensuring data integrity and protection. With a larger cache size, the RAID controller can efficiently handle write operations by temporarily storing data in the cache before writing it to the disk drives. This provides an added layer of protection against data loss or corruption in case of unexpected power outages or system failures.

Write-back vs Write-through Cache

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller supports both write-back and write-through cache modes. In write-back mode, data is first written to the cache and then later transferred to the disk drives, providing faster write speeds. On the other hand, the write-through mode immediately writes data to the disk drives without utilizing the cache. Depending on the specific requirements of your system, you can configure the controller to optimize performance or prioritize data protection.

Data Caching Algorithms

To further enhance performance, the RAID controller employs advanced caching algorithms. These algorithms intelligently analyze data access patterns and prioritize frequently accessed data for caching. This ensures that critical and frequently accessed data is readily available in the cache, minimizing latency and improving overall system responsiveness.

Port

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller is equipped with 8 ports, offering ample connectivity options for various storage devices.

Flexible Storage Expansion

The 8 ports on this RAID controller allow you to connect multiple storage devices simultaneously. Whether you need to connect hard disk drives, solid-state drives, or other SAS/SATA devices, the abundance of ports ensures that you have the flexibility to expand your storage capacity and meet your specific requirements.

Increased Performance

The multiple ports enable parallel data transfer between the RAID controller and the connected storage devices. This significantly increases the overall performance of the system by allowing for simultaneous data access and transfer. Whether you are running intensive applications, handling large datasets, or performing data-intensive tasks, the 8 ports ensure that your system can handle the workload efficiently.

Port Multiplication

Another advantage of having 8 ports is the ability to utilize port multiplication. With port multiplication, you can connect multiple drives to a single port using a port multiplier. This feature allows you to maximize the storage capacity while minimizing the number of required ports. It is particularly useful in scenarios where space or availability of ports is limited.

RAID Support

The multiple ports on the LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller also enable support for various RAID configurations. Whether you prefer RAID 0, RAID 1, RAID 5, or any other RAID level, the controller offers the flexibility to configure and manage your storage arrays as per your specific needs.

Interface

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller features a PCI-E interface, offering high-speed connectivity and compatibility with modern computer systems.

Faster Data Transfer Rates

The PCI-E interface provides significantly faster data transfer rates compared to older interfaces like PCI or PCI-X. This allows the RAID controller to take full advantage of the available bandwidth and deliver exceptional performance. Whether you are transferring large files, running resource-intensive applications, or managing multiple virtual machines, the high-speed interface ensures smooth and efficient data transfer.

Compatibility

The PCI-E interface is widely supported by modern computer systems, making the LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller compatible with a wide range of servers and workstations. The high level of compatibility ensures that you can seamlessly integrate the controller into your existing infrastructure without any compatibility issues.

Future-Proofing

By utilizing the PCI-E interface, this RAID controller offers future-proofing capabilities. As technology advances and newer computer systems are released, the PCI-E interface is expected to remain relevant for a long time. This means that your investment in the LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller is protected, as it can be easily migrated to newer systems without any compatibility concerns.

Multiple Lane Support

The PCI-E interface also supports multiple lanes, which further enhances its performance. By utilizing multiple lanes, the RAID controller can take advantage of higher bandwidth and increase data transfer rates. This is particularly beneficial for users who require ultra-fast data transfer speeds or have demanding storage requirements.

Profile

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller features a low-profile design, making it ideal for space-constrained environments or systems with limited expansion capabilities.

Space-Saving Design

The low-profile design of the RAID controller allows it to fit into compact enclosures or server racks without occupying excessive space. This is particularly beneficial for small form factor systems or environments where space is at a premium. With its low profile, the controller enables efficient space utilization and ensures that you can optimize your system's footprint.

Easy Installation

The low-profile design also simplifies the installation process. It can be easily installed in systems with limited expansion slots or tight clearances. The compact size and form factor of the controller ensure that it can be seamlessly integrated into your system without any hassle.

Versatility

The low-profile design of the LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller offers versatility. It can be used in a wide range of applications, including servers, workstations, and storage appliances. Whether you are building a high-performance server or a compact NAS device, the low-profile design allows for maximum flexibility and adaptability.

Airflow Optimization

The low profile design also contributes to better airflow management within your system. By occupying less space, it allows for improved airflow around the controller and other components. This helps in maintaining optimal operating temperatures, reducing the risk of overheating, and ensuring the longevity of your system.

Battery

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller is equipped with one battery, providing essential backup power for critical operations.

Data Protection

The battery serves as a backup power source for the RAID controller's cache memory. In case of an unexpected power outage or system failure, the battery ensures that data stored in the cache is not lost. This is particularly crucial for write operations where data is temporarily stored in the cache before being written to the disk drives. The presence of a battery ensures that even during power interruptions, data integrity is maintained, and there is no risk of data loss or corruption.

Reliable Performance

The battery-backed cache also enhances the overall reliability and performance of the RAID controller. By providing backup power, it eliminates the need to frequently fetch data from the slower disk drives, reducing latency and improving system response times. This results in a more efficient and reliable storage system, allowing for smooth operations even in challenging conditions.

Battery Monitoring

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller includes advanced battery monitoring capabilities. It constantly monitors the battery's health and performance, providing real-time information about its status. This allows you to proactively manage the battery's lifecycle and ensure that it is functioning optimally. The battery monitoring feature enables you to plan and schedule battery replacements or maintenance, minimizing the risk of unexpected downtime.

Hot-Swappable Battery

The RAID controller's battery is hot-swappable, meaning it can be replaced without shutting down the system. This feature provides added convenience and flexibility, allowing you to replace a faulty or depleted battery while the system is still operational. The hot-swappable capability minimizes downtime and ensures uninterrupted operations, making it ideal for mission-critical environments where continuous availability is essential.

Battery Type

The LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller is compatible with the 9280-8E battery type.

Specific Compatibility

The compatibility with the 9280-8E battery type ensures that you can easily find a suitable replacement or spare battery when needed. You can rely on the availability of this specific battery type to maintain uninterrupted operations and ensure that your RAID controller remains functional at all times.

Long Battery Life

The 9280-8E battery type is known for its long-lasting performance. It provides extended backup power, ensuring that your RAID controller's cache memory remains protected for an extended period. With a long battery life, you can have peace of mind knowing that your critical data is safeguarded even during prolonged power outages or system failures.

High-Quality Construction

The 9280-8E battery type is built to high-quality standards, ensuring reliability and durability. This battery type is designed to withstand demanding operating conditions and provide consistent performance over an extended period. By using a high-quality battery, you can trust in its performance and rely on it to deliver the necessary backup power when needed.

Manufacturer Support

The 9280-8E battery type is supported by the manufacturer, providing access to technical support and warranty services. This ensures that in case of any issues or concerns with the battery, you can easily reach out to the manufacturer for assistance. The manufacturer support adds an extra layer of confidence and peace of mind when using the LSI Logic Megaraid 6GB 8-Port PCI-E SAS Raid Controller with the 9280-8E battery type.