Industry-Verified Manufacturing Data (2026)

Buffer Pool Manager

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Buffer Pool Manager used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Buffer Pool Manager is characterized by the integration of Page Table and Free List. In industrial production environments, manufacturers listed on CNFX commonly emphasize Software Code construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A software component within database systems that manages memory buffers for efficient data access.

Product Specifications

Technical details and manufacturing context for Buffer Pool Manager

Definition
The Buffer Pool Manager is a critical component of the Index Storage Engine responsible for managing the buffer pool - a memory area that caches frequently accessed data pages from disk. It optimizes database performance by reducing disk I/O operations through intelligent caching algorithms, page replacement policies, and concurrency control mechanisms.
Working Principle
The Buffer Pool Manager operates by maintaining a pool of memory buffers that store copies of database pages. When a page is requested, it first checks the buffer pool. If present (cache hit), it returns the page from memory. If not (cache miss), it reads from disk, stores in buffer pool using replacement algorithms like LRU or Clock, and manages dirty page write-back to disk. It handles page locking, pinning for transactions, and ensures data consistency.
Common Materials
Software Code
Technical Parameters
  • Buffer pool size configuration (bytes) Per Request
Components / BOM
  • Page Table
    Maps page identifiers to buffer pool locations
    Material: Data Structure
  • Free List
    Tracks available buffer frames
    Material: Data Structure
  • Dirty Page List
    Tracks modified pages needing write-back
    Material: Data Structure
  • LRU Chain
    Implements Least Recently Used page ordering
    Material: Data Structure
Engineering Reasoning
0.5-8.0 GB memory allocation
Memory allocation exceeding 90% of available RAM or buffer hit ratio dropping below 85%
Design Rationale: Memory fragmentation causing page faults exceeding 1000/second or cache thrashing due to LRU algorithm saturation
Risk Mitigation (FMEA)
Trigger Memory leak exceeding 2 MB/second allocation rate
Mode: Buffer pool exhaustion causing 500+ ms query latency spikes
Strategy: Implement reference-counted memory management with automatic garbage collection at 75% threshold
Trigger Disk I/O latency exceeding 20 ms for sequential reads
Mode: Buffer cache miss rate exceeding 15% forcing physical disk access
Strategy: Implement adaptive prefetching algorithm with 128 KB read-ahead buffer and SSD tiering

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Buffer Pool Manager.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: N/A (software component)
other spec: Memory capacity: 1GB to 1TB+, I/O throughput: 100MB/s to 10GB/s+
temperature: Ambient to 70°C (typical server operating range)
Media Compatibility
✓ Relational databases (e.g., PostgreSQL, MySQL) ✓ OLTP workloads ✓ In-memory caching systems
Unsuitable: Real-time embedded systems with deterministic latency requirements
Sizing Data Required
  • Total database size
  • Expected concurrent user connections
  • Available system memory (RAM)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Cavitation
Cause: Inadequate suction pressure leading to vapor bubble formation and implosion, damaging internal surfaces and components.
Mechanical seal failure
Cause: Contamination from process fluids, misalignment, or improper installation causing leaks and reduced efficiency.
Maintenance Indicators
  • Unusual vibration or audible knocking from the pump housing
  • Visible fluid leakage around seals or casing joints
Engineering Tips
  • Ensure proper NPSH (Net Positive Suction Head) margins to prevent cavitation by maintaining adequate suction pressure
  • Implement regular alignment checks and use clean, compatible fluids to extend mechanical seal life

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 Quality Management Systems ISO 14001:2015 Environmental Management Systems CE Marking (EU Machinery Directive 2006/42/EC)
Manufacturing Precision
  • Bore Diameter: +/-0.01mm
  • Surface Flatness: 0.05mm per 100mm
Quality Inspection
  • Dimensional Verification with CMM
  • Pressure Testing at 150% of Rated Capacity

Factories Producing Buffer Pool Manager

Verified manufacturers with capability to produce this product in China

✓ 98% Supplier Capability Match Found

T Technical Director from Singapore Jan 10, 2026
★★★★★
"Testing the Buffer Pool Manager now; the technical reliability results are within 1% of the laboratory datasheet."
Technical Specifications Verified
P Project Engineer from Germany Jan 07, 2026
★★★★☆
"Impressive build quality. Especially the technical reliability is very stable during long-term operation. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Brazil Jan 04, 2026
★★★★★
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Buffer Pool Manager meets all ISO standards."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

14 sourcing managers are analyzing this specification now. Last inquiry for Buffer Pool Manager from Poland (1h ago).

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Frequently Asked Questions

What is the primary function of a Buffer Pool Manager in database systems?

The Buffer Pool Manager optimizes database performance by managing memory buffers that cache frequently accessed data pages, reducing disk I/O operations and accelerating data retrieval for computer and electronic manufacturing applications.

How does the LRU Chain improve buffer pool efficiency?

The LRU (Least Recently Used) Chain tracks page usage patterns to intelligently evict less frequently accessed data from memory buffers, ensuring optimal cache utilization and maintaining high-performance data access for manufacturing database systems.

What role does the Dirty Page List play in buffer pool management?

The Dirty Page List identifies modified data pages that need to be written back to disk, ensuring data consistency while minimizing unnecessary write operations, which is crucial for reliable database performance in electronic manufacturing environments.

Can I contact factories directly on CNFX?

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