ollama cannot running until restrat it

### What is the issue? In sometimes,ollama cannot chat or embed successfully (I only use these two api), but in localhost:11434, it shows Ollama is running. ### Relevant log output ```shell 2025/03/26 15:03:39 routes.go:1230: INFO server config env="map[CUDA_VISIBLE_DEVICES:GPU-d8040dfd-0bc8-ad27-6eaf-8a27a2b07beb GPU_DEVICE_ORDINAL: HIP_VISIBLE_DEVICES: HSA_OVERRIDE_GFX_VERSION: HTTPS_PROXY: HTTP_PROXY: NO_PROXY: OLLAMA_CONTEXT_LENGTH:2048 OLLAMA_DEBUG:false OLLAMA_FLASH_ATTENTION:false OLLAMA_GPU_OVERHEAD:0 OLLAMA_HOST:http://0.0.0.0:11434 OLLAMA_INTEL_GPU:false OLLAMA_KEEP_ALIVE:24h0m0s OLLAMA_KV_CACHE_TYPE: OLLAMA_LLM_LIBRARY: OLLAMA_LOAD_TIMEOUT:5m0s OLLAMA_MAX_LOADED_MODELS:0 OLLAMA_MAX_QUEUE:512 OLLAMA_MODELS:D:\\lipuyun\\Ollama_Model OLLAMA_MULTIUSER_CACHE:false OLLAMA_NEW_ENGINE:false OLLAMA_NOHISTORY:false OLLAMA_NOPRUNE:false OLLAMA_NUM_PARALLEL:0 OLLAMA_ORIGINS:[* http://localhost https://localhost http://localhost:* https://localhost:* http://127.0.0.1 https://127.0.0.1 http://127.0.0.1:* https://127.0.0.1:* http://0.0.0.0 https://0.0.0.0 http://0.0.0.0:* https://0.0.0.0:* app://* file://* tauri://* vscode-webview://* vscode-file://*] OLLAMA_SCHED_SPREAD:false ROCR_VISIBLE_DEVICES:]" time=2025-03-26T15:03:39.139+08:00 level=INFO source=images.go:432 msg="total blobs: 10" time=2025-03-26T15:03:39.143+08:00 level=INFO source=images.go:439 msg="total unused blobs removed: 0" time=2025-03-26T15:03:39.146+08:00 level=INFO source=routes.go:1297 msg="Listening on [::]:11434 (version 0.6.1)" time=2025-03-26T15:03:39.147+08:00 level=INFO source=gpu.go:217 msg="looking for compatible GPUs" time=2025-03-26T15:03:39.147+08:00 level=INFO source=gpu_windows.go:167 msg=packages count=2 time=2025-03-26T15:03:39.147+08:00 level=INFO source=gpu_windows.go:214 msg="" package=0 cores=48 efficiency=0 threads=96 time=2025-03-26T15:03:39.148+08:00 level=INFO source=gpu_windows.go:214 msg="" package=1 cores=48 efficiency=0 threads=96 time=2025-03-26T15:03:39.638+08:00 level=IN…