intel/pcm

Features

• Hardware Performance Monitoring - Provides a comprehensive suite of tools for tracking hardware-level metrics, including instructions per cycle and thermal headroom.
• Intel Processors - Comprehensive hardware performance monitoring tool for analyzing processor efficiency, memory bandwidth, and cache latency on Intel architecture.
• Bandwidth Analysis - Tracks data throughput across memory channels and ranks to identify local and remote memory access patterns.
• Hardware Performance Counter Integrations - Reads model-specific registers via the kernel to capture low-level processor performance counters.
• Hardware Register Diagnostics - Queries raw core and uncore register events to monitor specific hardware behaviors and specialized accelerators.
• Kernel Hardware Interfaces - Provides a privileged kernel driver to bypass OS restrictions and access restricted hardware registers directly.
• PCIe Bus Traffic Analysis - Measures bandwidth usage across sockets and PCIe buses to monitor data flow between devices.
• Throughput Monitoring - Measures bandwidth usage across sockets and PCIe buses to track per-device data flow.
• Uncore Performance Monitoring - Queries non-core hardware components to track memory controller throughput and PCIe bus traffic.
• Hardware Event Profilers - Provides a low-level tool for querying raw core and uncore register events to monitor processor behaviors.
• Hardware Latency Detectors - Measures cache misses and memory access times to identify and resolve hardware performance stalls.
• Latency Measurement - Provides specialized utilities to analyze cache misses and memory access times to resolve hardware performance bottlenecks.
• Processor Cores - Monitors CPU instructions, thermal headroom, and core efficiency to identify system bottlenecks.
• System Memory Monitors - Tracks data throughput across memory channels and ranks to analyze local and remote memory access patterns.
• Throughput Measurement - Computes throughput and bandwidth by measuring hardware counter changes over precise clock-cycle intervals.
• Register Configuration Managers - Allows the definition of arbitrary hardware events by writing specific bit-patterns to processor control registers.
• Energy Usage Monitoring - Measures power usage and sleep states to determine the cause of processor frequency throttling.
• Subsystem Energy Profilers - Tracks power usage and processor sleep states to diagnose frequency throttling and energy efficiency.
• Custom Event Programming - Queries arbitrary core and uncore events using raw register encoding to monitor specific hardware behaviors.
• Accelerator Monitoring - Monitors performance data for specialized hardware accelerators to evaluate processing efficiency.

Star history