# DRAGEN Server

## Server Specifications

| Component     | DRAGEN V4 server                                        |
| ------------- | ------------------------------------------------------- |
| CPU           | Dual Intel Xeon Gold 6226R 2.9Ghz. 32 Cores, 64 Threads |
| Memory        | 512GB                                                   |
| Scratch Drive | 2x 7.68TB NVMe                                          |
| OS Drives     | 2x 480 GB SSD (RAID 1)                                  |
| FPGA Card     | DRAGEN                                                  |
| Form Factor   | 2U                                                      |
| Dimensions    | H 8.8cm (3.5in), W 43.8cm (17.2in), D 76.4cm (29.9in)   |
| Power Supply  | 1968W Dual, Hotswap redundant power supply              |

## System Installation

See the [Site Prep and Installation Guide](https://support.illumina.com/content/dam/illumina-support/documents/documentation/software_documentation/dragen-bio-it/200015717_03_dragen-server-v4-site-prep-and-installation-guide.pdf) for more information.

[![Illumina DRAGENᵀᴹ Server v4 - Unboxing, assembly and installation](http://img.youtube.com/vi/So-kWUCBvQ0/0.jpg)](https://www.youtube.com/watch?v=So-kWUCBvQ0)

*Illumina DRAGENᵀᴹ Server v4 - Unboxing, assembly and installation*

## System Updates

Any software on the system, including the kernel, can be updated.

**Note**: Please pay special attention steps which backup the License files to avoid any disruptions.

See [OS Upgrade Instructions](https://knowledge.illumina.com/software/on-premises-software/software-on-premises-software-reference_material-list/000007439)

### OS Image and Kernel patches

Illumina strongly recommends the following guidelines:

* Kernel packages should come from official Oracle8 updates only.
* Using experimental kernels or compiling the kernel from source is not recommended.
* Use OS Images provided by Illumina.
* Keep up to date with security patches from Illumina. See [Linux-based OS Security Patches](https://support.illumina.com/support-content/os-patches.html)
* Run the [System Check](https://github.com/illumina-swi/dragen-docs/blob/release/4.4-prod/user-guide/dragen-platform/getting-started.md#running-the-system-check) after system updates.