Oracle Exadata X82 | Datasheet !new!
The Oracle Exadata X8-2 (often referred to incorrectly as "X82") is an engineered system designed to provide the highest performance and availability for Oracle Database workloads. It features a scale-out architecture that integrates compute, storage, and networking with specialized software. Below is a detailed breakdown of the technical specifications and key features derived from the official data sheets. 🖥️ Database Server Specifications The X8-2 database servers act as the compute layer, optimized for high-density processing. Processors: Two 24-core Intel Xeon Platinum 8260 processors (2.4 GHz) per server. Memory: 384 GB DDR4 RAM standard, expandable up to 1.5 TB . Local Storage: Four 1.2 TB SAS-3 hot-swappable hard disks (doubled from previous generations). Expansion: Four PCIe Gen 3 slots for additional networking or I/O. 💾 Storage Server Options Exadata X8-2 offers three specialized storage server configurations to balance performance and cost. Extreme Flash (EF) High Capacity (HC) Extended (XT) Primary Usage Ultra-low latency / OLTP Balanced Performance / DW Low-cost Archival CPU 2x 16-core Intel Xeon 5218 2x 16-core Intel Xeon 5218 1x 16-core Intel Xeon 5218 Flash Storage 8x 6.4 TB NVMe Flash 4x 6.4 TB NVMe Flash Disk Storage 12x 14 TB SAS Disks 12x 14 TB SAS Disks Raw Capacity 51.2 TB Flash 168 TB Disk + 25.6 TB Flash 168 TB Disk ⚡ Performance Highlights A full rack of Exadata X8-2 is designed for massive scale and speed: Data Scans: Up to 560 GB/sec uncompressed I/O bandwidth. I/O Operations: Up to 6.5 million 8K read IOPS from SQL. Network Fabric: Internal 40 Gb/sec (QDR) InfiniBand connectivity for ultra-low latency. Expansion: Up to 18 racks can be connected to scale horizontally. 🚀 Key Software Features Exadata Architecture | Oracle Technology - Oracle
While there isn't a specific "X82" model (this is likely a typo for the Exadata X8-2 ), the following paper provides a technical overview of the Oracle Exadata Database Machine X8-2, based on official Oracle System Architecture data. Technical Analysis: Oracle Exadata X8-2 Architecture and Performance 1. Executive Summary The Oracle Exadata X8-2 represents a significant milestone in engineered systems, designed specifically to run Oracle Database workloads with maximum performance and availability. By integrating compute, storage, and networking into a single "database-aware" fabric, the X8-2 eliminates the traditional bottlenecks found in generic DIY infrastructure. 2. Hardware Specifications The X8-2 generation introduced substantial hardware upgrades over its predecessors to handle massive data growth: Database Servers : Powered by dual Intel® Xeon® Scalable processors (24 cores per socket) and 384 GB of DDR4 memory (expandable to 1.5 TB). Networking : Internal connectivity is managed via a 40 Gb/s InfiniBand fabric, providing low-latency, high-bandwidth communication between compute and storage nodes. Storage Tiers : Extreme Flash (EF) : All-NVMe flash storage for high-IOPS requirements. High Capacity (HC) : A hybrid of 14 TB helium-filled disks and NVMe Flash cards. 3. Core Software Innovations Exadata's performance is driven by its unique storage software layer: Smart Scan (SQL Offload) : Rather than moving all data to the compute layer, the Exadata Storage Server Software filters data directly at the storage level, returning only the relevant rows to the database. Hybrid Columnar Compression (HCC) : Delivers dramatic reductions in storage footprint (often 10x or more) by organizing data into compressed "compression units" rather than traditional blocks. Storage Indexes : Automatically maintained in-memory summaries of data ranges that allow the system to skip entire regions of disk when they don't contain the requested values. 4. Configuration and Scalability The X8-2 is sold in modular "racks" to allow for elastic scaling: Quarter Rack : Typically includes 2 database servers and 3 storage servers. Elastic Scaling : Customers can add individual compute or storage nodes to a rack to balance processing power versus storage capacity based on specific application needs. 5. Competitive Landscape While Exadata is a leader in on-premises engineered systems, it faces competition from cloud-native data warehouses and specialized appliances: Cloud Competitors : Snowflake, Amazon Redshift, and Google BigQuery offer similar performance for analytics but lack Exadata's specific hardware-software co-engineering for the Oracle Database engine. On-Premises Alternatives : Microsoft Azure Synapse (Appliance) and IBM Netezza are common alternatives for large-scale analytical workloads. 6. Conclusion The Oracle Exadata X8-2 remains a premier choice for enterprises running mission-critical Oracle workloads. Its combination of high-density compute and intelligent storage software provides a level of performance that is difficult to replicate with generic hardware. Exadata Smart Scan | Oracle Technology - Oracle
Oracle Exadata X8-2 — Overview and Key Capabilities Oracle Exadata X8-2 is a purpose-built engineered system designed to run Oracle Database workloads with extreme performance, high availability, and simplified management. It combines database servers, storage servers (Exadata Storage Servers), RDMA networking, and Oracle software optimizations to deliver faster OLTP, analytic queries, mixed workload consolidation, and cloud-ready features. Architecture and Components
Database Servers: High-core-count x86 servers running Oracle Database with the Oracle Grid Infrastructure and Oracle Real Application Clusters (RAC) support for scaling and HA. Exadata Storage Servers (“Smart Storage”): Storage cells that offload SQL processing (storage-tier SQL offload), Smart Scan, columnar flash cache, and I/O prioritization. High-speed Network Fabric: RDMA over Converged Ethernet (RoCE) or InfiniBand (depending on generation) providing low-latency, high-throughput connectivity between database and storage servers. NVMe/Flash and Disk Tiers: Combination of NVMe flash for ultra-low-latency I/O and high-capacity disk for cost-effective storage. Management Software: Exadata System Software, integrated with Oracle Enterprise Manager and automation for patching, lifecycle management, and diagnostics. oracle exadata x82 datasheet
Performance Features
Smart Scan: Pushes SQL predicate, column projection, and aggregation processing to storage servers to reduce CPU and I/O on database servers. Storage Indexes & Smart Flash Cache: Minimize physical I/O by tracking value ranges and caching hot data in flash, improving query response. Hybrid Columnar Compression: High compression ratios for analytic workloads to reduce storage footprint and I/O. RDMA-based I/O: Lowers CPU overhead and latency for large parallel query and OLTP workloads. Persistent Memory & NVMe: Offers very low-latency storage for redo and high-performance I/O paths.
Reliability, Availability, and Security
High Availability: Oracle RAC for database clustering and redundancy; redundant power, networking, and storage paths. Data Protection: Support for Oracle Data Guard, backups with Oracle Recovery Manager (RMAN), and integration with tape or cloud backup targets. Security: Encryption at-rest and in-flight (transparent data encryption and network-level encryption), role-based access controls, and integration with enterprise identity systems. Predictive Maintenance & Diagnostics: Built-in telemetry and Oracle support for proactive patching, health checks, and rapid issue resolution.
Scalability & Configurations
Rack-based Scaling: Exadata is offered in quarter, half, full, and multi-rack configurations to accommodate small to very large enterprise deployments. Compute and Storage Scaling: Independent scaling of database servers and storage servers allows tailoring for CPU- or I/O-bound workloads. Cloud & Exadata Cloud Service: Compatible options for on-premises appliances, Cloud@Customer, and Oracle Cloud Exadata Database Service for flexible deployment and subscription models. The Oracle Exadata X8-2 (often referred to incorrectly
Typical Use Cases
OLTP (Transaction processing) – low-latency, high-concurrency applications (finance, e-commerce). Data Warehousing & Analytics – fast analytic queries and mixed workload consolidation. Consolidation of Many Databases – isolate multiple databases on a single Exadata system for cost and management efficiency. Real-time Reporting and Mixed Workloads – running analytics and transactions simultaneously with workload isolation.