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UPSTREAM PR #18469: lora: count lora nodes in graph_max_nodes#748

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UPSTREAM PR #18469: lora: count lora nodes in graph_max_nodes#748
loci-dev wants to merge 6 commits intomainfrom
upstream-PR18469-branch_ggml-org-xsn/lora_n_nodes

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loci-review bot commented Dec 29, 2025

Explore the complete analysis inside the Version Insights

I've successfully retrieved the performance summary report for your llama.cpp project (Pull Request #748). Here are the key highlights:

Summary

The analysis compares two versions of the llama.cpp library and shows mixed performance results:

Major Improvements ⬆️

  • __iter_equals_val: +316.54% throughput increase
  • begin() function: +289.33% throughput increase
  • operator= (unique_ptr): +97.86% throughput increase

Notable Regressions ⬇️

  • end() functions: -75.41% throughput decrease
  • swap: -51.02% throughput decrease
  • build_rope_shift: -9.64% throughput decrease

The report suggests that while certain STL iterator and vector operations have been significantly optimized, some other operations have experienced performance degradation. The recommendations include investigating the regressions and profiling real-world workloads to ensure overall application performance improvements.

Would you like me to provide more details about any specific function or aspect of this performance analysis?

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loci-review bot commented Dec 30, 2025

Explore the complete analysis inside the Version Insights

I've successfully retrieved the summary report for your project. The report shows a performance comparison for the llama.cpp repository (pull request #748) between two versions.

Key Highlights:

⚠️ Critical Performance Issues Detected:

  • The iterator operator- function shows an 82.73% increase in response time
  • Multiple STL container operations show significant performance degradations (43-69%)
  • All top 10 functions show performance regressions

Most Affected Areas:

  1. Iterator operations
  2. Vector operations (end functions)
  3. Memory management (swap, unique_ptr)
  4. Tree-based container operations

Recommendation: This pull request introduces significant performance regressions in core STL operations and may require review before merging.

@loci-dev loci-dev force-pushed the main branch 20 times, most recently from 027726b to 226759a Compare January 1, 2026 17:08
@loci-dev loci-dev force-pushed the main branch 30 times, most recently from a3dcd73 to 2517152 Compare January 8, 2026 13:21
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2 participants