The following table provides definitions for some of the terms that are used in this document.
| Term | Definition |
| BOSS | Boot Optimized Storage Solution |
| CDH | Cloudera Distribution for Apache Hadoop |
| CDP | Cloudera Data Platform |
| Codec | Data Stream Coder/Decoder |
| CVE | Common Vulnerabilities and Exposures |
| DAG | Directed Acyclic Graph |
| DWPD | Drive Writes Per Day |
| GbE | Gigabit Ethernet |
| HA | High Availability |
| HBA | Host Bus Adapter |
| HDFS | Hadoop Distributed File System |
| HDP | Hortonworks Data Platform |
| iDRAC | Integrated Remote Access Controller |
| IoT | Internet of Things |
| LACP | Link Aggregation Control Protocol |
| LAG | Link Aggregation Group |
| LOM | Lights-Out Management |
| LVM | Logical Volume Management |
| NVMe | Non-Volatile Memory Express |
| OCP | Open Compute Project |
| PCIe | Peripheral Component Interconnect Express |
| PERC | PowerEdge RAID Controller |
| PGDATA | PostgreSQL Data Directory |
| PoC | Proof of Concept |
| QDR | Quad Data Rate |
| QSFP | Quad Small Form Factor Pluggable Transceiver |
| RAID | Redundant Array of Independent (or Inexpensive) Disks |
| RDIMM | Registered Dual In-Line Memory Module |
| RHEL | Red Hat Enterprise Linux Server |
| SAS | Serial-Attached SCSI |
| SATA | Serial Advanced Technology Attachment |
| SDX | Cloudera Shared Data Experience |
| SFP | Small Form Factor Pluggable Transceiver |
| SLA | Service-Level Agreement |
| SQL | Structured Query Language |
| SSD | Solid-State Drive |
| ToR | Top of Rack |
| VLAN | Virtual Local Area Network |
| VLT | Virtual Link Trunking |
| xGMI | Socket/Inter-Chip Global Memory Interconnect |
| YARN | Yet Another Resource Negotiator |