Versions:

  • 3.2.0
  • 3.1.30
  • 3.1.29
  • 3.1.28
  • 3.1.26
  • 3.1.24
  • 3.1.23
  • 3.1.22
  • 3.1.21
  • 3.1.20
  • 3.1.19
  • 3.1.18
  • 3.1.17
  • 3.1.16
  • 3.1.15
  • 3.1.14
  • 3.1.13
  • 3.1.11
  • 3.1.9
  • 3.1.8
  • 3.1.7
  • 3.1.6
  • 3.1.3
  • 3.1.2
  • 3.0.8
  • 3.0.6

PerfView is a Windows-centric performance-analysis utility published by Microsoft Corporation that enables developers and system administrators to isolate CPU- and memory-related bottlenecks in applications and services. Designed primarily for the .NET ecosystem, the tool collects and visualizes event traces, call stacks, heap snapshots, and garbage-collection behavior, making it possible to pinpoint hot paths, allocation churn, and runtime inefficiencies that degrade responsiveness or throughput. Although its richest feature set targets CLR-based workloads, PerfView can also ingest and analyze ETW (Event Tracing for Windows) or LTTng data captured on Linux machines, allowing cross-platform investigations when identical code is deployed on both operating systems. Typical use cases include diagnosing regressions after code changes, comparing allocation patterns between builds, profiling ASP.NET request latency under load, and auditing server-side memory leaks in production environments. The interface exposes advanced views such as flame graphs, JIT statistics, and module-level sampling, while command-line automation supports unattended collection on build agents or cloud VMs. Version 3.2.0, the twenty-sixth public release since the utility’s inception, continues Microsoft’s cadence of incremental enhancements that refine symbol resolution, reduce trace-opening time, and expand Linux trace compatibility. PerfView is available for free on get.nero.com, with downloads provided via trusted Windows package sources such as winget, always delivering the latest version, and supporting batch installation of multiple applications.

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