[PR #5105] [MERGED] Adjust mmap logic for cuda windows for faster model load #11682

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GiteaMirror · 2026-04-12T23:35:43-05:00

GiteaMirror commented

2026-04-12 23:35:43 -05:00

📋 Pull Request Information

Original PR: https://github.com/ollama/ollama/pull/5105
Author: @dhiltgen
Created: 6/17/2024
Status: ✅ Merged
Merged: 6/18/2024
Merged by: @dhiltgen

Base: main ← Head: cuda_mmap

📝 Commits (1)

1717967 Adjust mmap logic for cuda windows for faster model load

📊 Changes

3 files changed (+96 additions, -15 deletions)

View changed files

📝 api/types.go (+57 -13)
📝 api/types_test.go (+36 -0)
📝 llm/server.go (+3 -2)

📄 Description

On Windows, recent llama.cpp changes make mmap slower in most cases, so default to off. This also implements a tri-state for use_mmap so we can detect the difference between a user provided value of true/false, or unspecified.

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/ollama/ollama/pull/5105 **Author:** [@dhiltgen](https://github.com/dhiltgen) **Created:** 6/17/2024 **Status:** ✅ Merged **Merged:** 6/18/2024 **Merged by:** [@dhiltgen](https://github.com/dhiltgen) **Base:** `main` ← **Head:** `cuda_mmap` --- ### 📝 Commits (1) - [`1717967`](https://github.com/ollama/ollama/commit/171796791f2bb09fc731fdfca4b6fa8926fd6f74) Adjust mmap logic for cuda windows for faster model load ### 📊 Changes **3 files changed** (+96 additions, -15 deletions) <details> <summary>View changed files</summary> 📝 `api/types.go` (+57 -13) 📝 `api/types_test.go` (+36 -0) 📝 `llm/server.go` (+3 -2) </details> ### 📄 Description On Windows, recent llama.cpp changes make mmap slower in most cases, so default to off. This also implements a tri-state for use_mmap so we can detect the difference between a user provided value of true/false, or unspecified. --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

GiteaMirror added the pull-request label 2026-04-12 23:35:43 -05:00

GiteaMirror closed this issue

2026-04-12 23:35:44 -05:00

GiteaMirror referenced this issue

2026-04-22 16:13:49 -05:00

[GH-ISSUE #11682] Running got-oss with `OLLAMA_FLASH_ATTENTION=1` and `OLLAMA_KV_CACHE_TYPE=q8_0` will crash the server #33489

GiteaMirror referenced this issue

2026-04-29 05:28:24 -05:00

[GH-ISSUE #11682] Running got-oss with `OLLAMA_FLASH_ATTENTION=1` and `OLLAMA_KV_CACHE_TYPE=q8_0` will crash the server #54242

GiteaMirror referenced this issue

2026-05-04 19:17:41 -05:00

[GH-ISSUE #11682] Running got-oss with `OLLAMA_FLASH_ATTENTION=1` and `OLLAMA_KV_CACHE_TYPE=q8_0` will crash the server #69788

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Reference: github-starred/ollama#11682