diff --git a/common/arg.cpp b/common/arg.cpp index 9753441313..84c19e0632 100644 --- a/common/arg.cpp +++ b/common/arg.cpp @@ -2508,7 +2508,7 @@ common_params_context common_params_parser_init(common_params & params, llama_ex } add_opt(common_arg( {"--mlock"}, - "DEPRECATED in favor of `--load-mode`: mmap + force system to keep model in RAM rather than swapping or compressing", + "DEPRECATED in favor of `--load-mode`: force system to keep model in RAM rather than swapping or compressing", [](common_params & params) { LOG_WRN("DEPRECATED: --mlock is deprecated. use --load-mode mlock instead\n"); params.load_mode = LLAMA_LOAD_MODE_MLOCK; @@ -2537,13 +2537,15 @@ common_params_context common_params_parser_init(common_params & params, llama_ex "model loading mode (default: mmap)\n" "- none: no special loading mode\n" "- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)\n" - "- mlock: mmap + force system to keep model in RAM rather than swapping or compressing\n" + "- mlock: force system to keep model in RAM rather than swapping or compressing\n" + "- mmap+mlock: mmap + force system to keep model in RAM rather than swapping or compressing\n" "- dio: use DirectIO if available\n", [](common_params & params, const std::string & value) { - /**/ if (value == "none") { params.load_mode = LLAMA_LOAD_MODE_NONE; } - else if (value == "mmap") { params.load_mode = LLAMA_LOAD_MODE_MMAP; } - else if (value == "mlock") { params.load_mode = LLAMA_LOAD_MODE_MLOCK; } - else if (value == "dio") { params.load_mode = LLAMA_LOAD_MODE_DIRECT_IO; } + /**/ if (value == "none") { params.load_mode = LLAMA_LOAD_MODE_NONE; } + else if (value == "mmap") { params.load_mode = LLAMA_LOAD_MODE_MMAP; } + else if (value == "mlock") { params.load_mode = LLAMA_LOAD_MODE_MLOCK; } + else if (value == "mmap+mlock") { params.load_mode = LLAMA_LOAD_MODE_MMAP_MLOCK; } + else if (value == "dio") { params.load_mode = LLAMA_LOAD_MODE_DIRECT_IO; } else { throw std::invalid_argument("invalid value"); } } ).set_env("LLAMA_ARG_LOAD_MODE")); diff --git a/include/llama.h b/include/llama.h index 9fab693170..3c6d22be89 100644 --- a/include/llama.h +++ b/include/llama.h @@ -203,10 +203,11 @@ extern "C" { }; enum llama_load_mode { - LLAMA_LOAD_MODE_NONE = 0, // no special loading mode - LLAMA_LOAD_MODE_MMAP = 1, // memory map the model - LLAMA_LOAD_MODE_MLOCK = 2, // mmap + force system to keep model in RAM rather than swapping or compressing - LLAMA_LOAD_MODE_DIRECT_IO = 3, // use direct I/O if available + LLAMA_LOAD_MODE_NONE = 0, // no special loading mode + LLAMA_LOAD_MODE_MMAP = 1, // memory map the model + LLAMA_LOAD_MODE_MLOCK = 2, // force system to keep model in RAM rather than swapping or compressing + LLAMA_LOAD_MODE_MMAP_MLOCK = 3, // mmap + force system to keep model in RAM rather than swapping or compressing + LLAMA_LOAD_MODE_DIRECT_IO = 4, // use direct I/O if available }; LLAMA_API const char * llama_load_mode_name(enum llama_load_mode load_mode); diff --git a/src/llama-model-loader.cpp b/src/llama-model-loader.cpp index 43447f57d3..510586e96c 100644 --- a/src/llama-model-loader.cpp +++ b/src/llama-model-loader.cpp @@ -542,7 +542,7 @@ llama_model_loader::llama_model_loader( tensor_buft_overrides = param_tensor_buft_overrides_p; - this->use_mmap = load_mode == LLAMA_LOAD_MODE_MMAP || load_mode == LLAMA_LOAD_MODE_MLOCK; + this->use_mmap = load_mode == LLAMA_LOAD_MODE_MMAP || load_mode == LLAMA_LOAD_MODE_MMAP_MLOCK; this->use_direct_io = load_mode == LLAMA_LOAD_MODE_DIRECT_IO; if (!fname.empty()) { diff --git a/src/llama-model.cpp b/src/llama-model.cpp index 5179692108..074acbe1fa 100644 --- a/src/llama-model.cpp +++ b/src/llama-model.cpp @@ -1249,7 +1249,7 @@ void llama_model_base::load_vocab(llama_model_loader & ml) { bool llama_model_base::load_tensors(llama_model_loader & ml) { const auto & split_mode = params.split_mode; - const bool use_mlock = params.load_mode == LLAMA_LOAD_MODE_MLOCK; + const bool use_mlock = params.load_mode == LLAMA_LOAD_MODE_MLOCK || params.load_mode == LLAMA_LOAD_MODE_MMAP_MLOCK; const auto & tensor_split = params.tensor_split; const int n_layer_all = hparams.n_layer_all; diff --git a/src/llama.cpp b/src/llama.cpp index 11ac9656d9..d22e4c81a9 100644 --- a/src/llama.cpp +++ b/src/llama.cpp @@ -54,6 +54,8 @@ const char * llama_load_mode_name(enum llama_load_mode load_mode) { return "mmap"; case LLAMA_LOAD_MODE_MLOCK: return "mlock"; + case LLAMA_LOAD_MODE_MMAP_MLOCK: + return "mmap+mlock"; case LLAMA_LOAD_MODE_DIRECT_IO: return "dio"; } @@ -61,10 +63,11 @@ const char * llama_load_mode_name(enum llama_load_mode load_mode) { } enum llama_load_mode llama_load_mode_from_str(const char * str) { - if (std::strcmp(str, "none") == 0) { return LLAMA_LOAD_MODE_NONE; } - if (std::strcmp(str, "mmap") == 0) { return LLAMA_LOAD_MODE_MMAP; } - if (std::strcmp(str, "mlock") == 0) { return LLAMA_LOAD_MODE_MLOCK; } - if (std::strcmp(str, "dio") == 0) { return LLAMA_LOAD_MODE_DIRECT_IO; } + if (std::strcmp(str, "none") == 0) { return LLAMA_LOAD_MODE_NONE; } + if (std::strcmp(str, "mmap") == 0) { return LLAMA_LOAD_MODE_MMAP; } + if (std::strcmp(str, "mlock") == 0) { return LLAMA_LOAD_MODE_MLOCK; } + if (std::strcmp(str, "mmap+mlock") == 0) { return LLAMA_LOAD_MODE_MMAP_MLOCK; } + if (std::strcmp(str, "dio") == 0) { return LLAMA_LOAD_MODE_DIRECT_IO; } throw std::invalid_argument(std::string("unknown load mode: ") + str); } diff --git a/tests/test-arg-parser.cpp b/tests/test-arg-parser.cpp index 000ecd9aaa..1d3584f903 100644 --- a/tests/test-arg-parser.cpp +++ b/tests/test-arg-parser.cpp @@ -143,6 +143,10 @@ static void test(void) { assert(true == common_params_parse(argv.size(), list_str_to_char(argv).data(), params, LLAMA_EXAMPLE_COMMON)); assert(params.load_mode == LLAMA_LOAD_MODE_MLOCK); + argv = {"binary_name", "-lm", "mmap+mlock"}; + assert(true == common_params_parse(argv.size(), list_str_to_char(argv).data(), params, LLAMA_EXAMPLE_COMMON)); + assert(params.load_mode == LLAMA_LOAD_MODE_MMAP_MLOCK); + argv = {"binary_name", "-lm", "dio"}; assert(true == common_params_parse(argv.size(), list_str_to_char(argv).data(), params, LLAMA_EXAMPLE_COMMON)); assert(params.load_mode == LLAMA_LOAD_MODE_DIRECT_IO); @@ -187,6 +191,11 @@ static void test(void) { assert(true == common_params_parse(argv.size(), list_str_to_char(argv).data(), params, LLAMA_EXAMPLE_COMMON)); assert(params.load_mode == LLAMA_LOAD_MODE_MLOCK); + setenv("LLAMA_ARG_LOAD_MODE", "mmap+mlock", true); + argv = {"binary_name"}; + assert(true == common_params_parse(argv.size(), list_str_to_char(argv).data(), params, LLAMA_EXAMPLE_COMMON)); + assert(params.load_mode == LLAMA_LOAD_MODE_MMAP_MLOCK); + setenv("LLAMA_ARG_LOAD_MODE", "dio", true); argv = {"binary_name"}; assert(true == common_params_parse(argv.size(), list_str_to_char(argv).data(), params, LLAMA_EXAMPLE_COMMON)); diff --git a/tools/cli/README.md b/tools/cli/README.md index 6ee447b073..972ea04dc7 100644 --- a/tools/cli/README.md +++ b/tools/cli/README.md @@ -55,10 +55,10 @@ | `-dt, --defrag-thold N` | KV cache defragmentation threshold (DEPRECATED)
(env: LLAMA_ARG_DEFRAG_THOLD) | | `-np, --parallel N` | number of parallel sequences to decode (default: 1)
(env: LLAMA_ARG_N_PARALLEL) | | `--rpc SERVERS` | comma-separated list of RPC servers (host:port)
(env: LLAMA_ARG_RPC) | -| `--mlock` | DEPRECATED in favor of `--load-mode`: mmap + force system to keep model in RAM rather than swapping or compressing
(env: LLAMA_ARG_MLOCK) | +| `--mlock` | DEPRECATED in favor of `--load-mode`: force system to keep model in RAM rather than swapping or compressing
(env: LLAMA_ARG_MLOCK) | | `--mmap, --no-mmap` | DEPRECATED in favor of `--load-mode`: whether to memory-map model. (if mmap disabled, slower load but may reduce pageouts if not using mlock)
(env: LLAMA_ARG_MMAP) | | `-dio, --direct-io, -ndio, --no-direct-io` | DEPRECATED in favor of `--load-mode`: use DirectIO if available
(env: LLAMA_ARG_DIO) | -| `-lm, --load-mode MODE` | model loading mode (default: mmap)
- none: no special loading mode
- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)
- mlock: mmap + force system to keep model in RAM rather than swapping or compressing
- dio: use DirectIO if available

(env: LLAMA_ARG_LOAD_MODE) | +| `-lm, --load-mode MODE` | model loading mode (default: mmap)
- none: no special loading mode
- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)
- mlock: force system to keep model in RAM rather than swapping or compressing
- mmap+mlock: mmap + force system to keep model in RAM rather than swapping or compressing
- dio: use DirectIO if available

(env: LLAMA_ARG_LOAD_MODE) | | `--numa TYPE` | attempt optimizations that help on some NUMA systems
- distribute: spread execution evenly over all nodes
- isolate: only spawn threads on CPUs on the node that execution started on
- numactl: use the CPU map provided by numactl
if run without this previously, it is recommended to drop the system page cache before using this
see https://github.com/ggml-org/llama.cpp/issues/1437
(env: LLAMA_ARG_NUMA) | | `-dev, --device ` | comma-separated list of devices to use for offloading (none = don't offload)
use --list-devices to see a list of available devices
(env: LLAMA_ARG_DEVICE) | | `--list-devices` | print list of available devices and exit | diff --git a/tools/completion/README.md b/tools/completion/README.md index 17f7cd7659..bce71d68d9 100644 --- a/tools/completion/README.md +++ b/tools/completion/README.md @@ -138,10 +138,10 @@ llama-completion.exe -m models\gemma-1.1-7b-it.Q4_K_M.gguf --ignore-eos -n -1 | `-dt, --defrag-thold N` | KV cache defragmentation threshold (DEPRECATED)
(env: LLAMA_ARG_DEFRAG_THOLD) | | `-np, --parallel N` | number of parallel sequences to decode (default: 1)
(env: LLAMA_ARG_N_PARALLEL) | | `--rpc SERVERS` | comma-separated list of RPC servers (host:port)
(env: LLAMA_ARG_RPC) | -| `--mlock` | DEPRECATED in favor of `--load-mode`: mmap + force system to keep model in RAM rather than swapping or compressing
(env: LLAMA_ARG_MLOCK) | +| `--mlock` | DEPRECATED in favor of `--load-mode`: force system to keep model in RAM rather than swapping or compressing
(env: LLAMA_ARG_MLOCK) | | `--mmap, --no-mmap` | DEPRECATED in favor of `--load-mode`: whether to memory-map model. (if mmap disabled, slower load but may reduce pageouts if not using mlock)
(env: LLAMA_ARG_MMAP) | | `-dio, --direct-io, -ndio, --no-direct-io` | DEPRECATED in favor of `--load-mode`: use DirectIO if available
(env: LLAMA_ARG_DIO) | -| `-lm, --load-mode MODE` | model loading mode (default: mmap)
- none: no special loading mode
- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)
- mlock: mmap + force system to keep model in RAM rather than swapping or compressing
- dio: use DirectIO if available

(env: LLAMA_ARG_LOAD_MODE) | +| `-lm, --load-mode MODE` | model loading mode (default: mmap)
- none: no special loading mode
- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)
- mlock: force system to keep model in RAM rather than swapping or compressing
- mmap+mlock: mmap + force system to keep model in RAM rather than swapping or compressing
- dio: use DirectIO if available

(env: LLAMA_ARG_LOAD_MODE) | | `--numa TYPE` | attempt optimizations that help on some NUMA systems
- distribute: spread execution evenly over all nodes
- isolate: only spawn threads on CPUs on the node that execution started on
- numactl: use the CPU map provided by numactl
if run without this previously, it is recommended to drop the system page cache before using this
see https://github.com/ggml-org/llama.cpp/issues/1437
(env: LLAMA_ARG_NUMA) | | `-dev, --device ` | comma-separated list of devices to use for offloading (none = don't offload)
use --list-devices to see a list of available devices
(env: LLAMA_ARG_DEVICE) | | `--list-devices` | print list of available devices and exit | diff --git a/tools/llama-bench/llama-bench.cpp b/tools/llama-bench/llama-bench.cpp index 29ad352d0c..dc1c7caf4a 100644 --- a/tools/llama-bench/llama-bench.cpp +++ b/tools/llama-bench/llama-bench.cpp @@ -429,45 +429,45 @@ static void print_usage(int /* argc */, char ** argv) { } printf("\n"); printf("test parameters:\n"); - printf(" -m, --model (default: %s)\n", join(cmd_params_defaults.model, ",").c_str()); - printf(" -hf, -hfr, --hf-repo /[:quant] Hugging Face model repository; quant is optional, case-insensitive\n"); - printf(" default to Q4_K_M, or falls back to the first file in the repo if Q4_K_M doesn't exist.\n"); - printf(" example: ggml-org/GLM-4.7-Flash-GGUF:Q4_K_M\n"); - printf(" (default: unused)\n"); - printf(" -hff, --hf-file Hugging Face model file. If specified, it will override the quant in --hf-repo\n"); - printf(" (default: unused)\n"); - printf(" -hft, --hf-token Hugging Face access token\n"); - printf(" (default: value from HF_TOKEN environment variable)\n"); - printf(" --offline Offline mode: forces use of cache, prevents network access\n"); - printf(" (default: disabled)\n"); - printf(" -p, --n-prompt (default: %s)\n", join(cmd_params_defaults.n_prompt, ",").c_str()); - printf(" -n, --n-gen (default: %s)\n", join(cmd_params_defaults.n_gen, ",").c_str()); - printf(" -pg (default: %s)\n", join(transform_to_str(cmd_params_defaults.n_pg, pair_str), ",").c_str()); - printf(" -d, --n-depth (default: %s)\n", join(cmd_params_defaults.n_depth, ",").c_str()); - printf(" -b, --batch-size (default: %s)\n", join(cmd_params_defaults.n_batch, ",").c_str()); - printf(" -ub, --ubatch-size (default: %s)\n", join(cmd_params_defaults.n_ubatch, ",").c_str()); - printf(" -ctk, --cache-type-k (default: %s)\n", join(transform_to_str(cmd_params_defaults.type_k, ggml_type_name), ",").c_str()); - printf(" -ctv, --cache-type-v (default: %s)\n", join(transform_to_str(cmd_params_defaults.type_v, ggml_type_name), ",").c_str()); - printf(" -t, --threads (default: %s)\n", join(cmd_params_defaults.n_threads, ",").c_str()); - printf(" -C, --cpu-mask (default: %s)\n", join(cmd_params_defaults.cpu_mask, ",").c_str()); - printf(" --cpu-strict <0|1> (default: %s)\n", join(cmd_params_defaults.cpu_strict, ",").c_str()); - printf(" --poll <0...100> (default: %s)\n", join(cmd_params_defaults.poll, ",").c_str()); - printf(" -ngl, --n-gpu-layers (default: %s)\n", join(cmd_params_defaults.n_gpu_layers, ",").c_str()); - printf(" -ncmoe, --n-cpu-moe (default: %s)\n", join(cmd_params_defaults.n_cpu_moe, ",").c_str()); - printf(" -sm, --split-mode (default: %s)\n", join(transform_to_str(cmd_params_defaults.split_mode, split_mode_str), ",").c_str()); - printf(" -mg, --main-gpu (default: %s)\n", join(cmd_params_defaults.main_gpu, ",").c_str()); - printf(" -nkvo, --no-kv-offload <0|1> (default: %s)\n", join(cmd_params_defaults.no_kv_offload, ",").c_str()); - printf(" -fa, --flash-attn (default: %s)\n", join(transform_to_str(cmd_params_defaults.flash_attn, llama_flash_attn_type_name), ",").c_str()); - printf(" -dev, --device (default: auto)\n"); - printf(" -lm, --load-mode (default: %s)\n", join(transform_to_str(cmd_params_defaults.load_mode, llama_load_mode_name), ",").c_str()); - printf(" -mmp, --mmap <0|1> (DEPRECATED IN FAVOUR OF --load-mode)\n"); - printf(" -dio, --direct-io <0|1> (DEPRECATED IN FAVOUR OF --load-mode)\n"); - printf(" -embd, --embeddings <0|1> (default: %s)\n", join(cmd_params_defaults.embeddings, ",").c_str()); - printf(" -ts, --tensor-split (default: 0)\n"); + printf(" -m, --model (default: %s)\n", join(cmd_params_defaults.model, ",").c_str()); + printf(" -hf, -hfr, --hf-repo /[:quant] Hugging Face model repository; quant is optional, case-insensitive\n"); + printf(" default to Q4_K_M, or falls back to the first file in the repo if Q4_K_M doesn't exist.\n"); + printf(" example: ggml-org/GLM-4.7-Flash-GGUF:Q4_K_M\n"); + printf(" (default: unused)\n"); + printf(" -hff, --hf-file Hugging Face model file. If specified, it will override the quant in --hf-repo\n"); + printf(" (default: unused)\n"); + printf(" -hft, --hf-token Hugging Face access token\n"); + printf(" (default: value from HF_TOKEN environment variable)\n"); + printf(" --offline Offline mode: forces use of cache, prevents network access\n"); + printf(" (default: disabled)\n"); + printf(" -p, --n-prompt (default: %s)\n", join(cmd_params_defaults.n_prompt, ",").c_str()); + printf(" -n, --n-gen (default: %s)\n", join(cmd_params_defaults.n_gen, ",").c_str()); + printf(" -pg (default: %s)\n", join(transform_to_str(cmd_params_defaults.n_pg, pair_str), ",").c_str()); + printf(" -d, --n-depth (default: %s)\n", join(cmd_params_defaults.n_depth, ",").c_str()); + printf(" -b, --batch-size (default: %s)\n", join(cmd_params_defaults.n_batch, ",").c_str()); + printf(" -ub, --ubatch-size (default: %s)\n", join(cmd_params_defaults.n_ubatch, ",").c_str()); + printf(" -ctk, --cache-type-k (default: %s)\n", join(transform_to_str(cmd_params_defaults.type_k, ggml_type_name), ",").c_str()); + printf(" -ctv, --cache-type-v (default: %s)\n", join(transform_to_str(cmd_params_defaults.type_v, ggml_type_name), ",").c_str()); + printf(" -t, --threads (default: %s)\n", join(cmd_params_defaults.n_threads, ",").c_str()); + printf(" -C, --cpu-mask (default: %s)\n", join(cmd_params_defaults.cpu_mask, ",").c_str()); + printf(" --cpu-strict <0|1> (default: %s)\n", join(cmd_params_defaults.cpu_strict, ",").c_str()); + printf(" --poll <0...100> (default: %s)\n", join(cmd_params_defaults.poll, ",").c_str()); + printf(" -ngl, --n-gpu-layers (default: %s)\n", join(cmd_params_defaults.n_gpu_layers, ",").c_str()); + printf(" -ncmoe, --n-cpu-moe (default: %s)\n", join(cmd_params_defaults.n_cpu_moe, ",").c_str()); + printf(" -sm, --split-mode (default: %s)\n", join(transform_to_str(cmd_params_defaults.split_mode, split_mode_str), ",").c_str()); + printf(" -mg, --main-gpu (default: %s)\n", join(cmd_params_defaults.main_gpu, ",").c_str()); + printf(" -nkvo, --no-kv-offload <0|1> (default: %s)\n", join(cmd_params_defaults.no_kv_offload, ",").c_str()); + printf(" -fa, --flash-attn (default: %s)\n", join(transform_to_str(cmd_params_defaults.flash_attn, llama_flash_attn_type_name), ",").c_str()); + printf(" -dev, --device (default: auto)\n"); + printf(" -lm, --load-mode (default: %s)\n", join(transform_to_str(cmd_params_defaults.load_mode, llama_load_mode_name), ",").c_str()); + printf(" -mmp, --mmap <0|1> (DEPRECATED IN FAVOUR OF --load-mode)\n"); + printf(" -dio, --direct-io <0|1> (DEPRECATED IN FAVOUR OF --load-mode)\n"); + printf(" -embd, --embeddings <0|1> (default: %s)\n", join(cmd_params_defaults.embeddings, ",").c_str()); + printf(" -ts, --tensor-split (default: 0)\n"); printf(" -ot --override-tensor =;...\n"); - printf(" (default: disabled)\n"); - printf(" -nopo, --no-op-offload <0|1> (default: 0)\n"); - printf(" --no-host <0|1> (default: %s)\n", join(cmd_params_defaults.no_host, ",").c_str()); + printf(" (default: disabled)\n"); + printf(" -nopo, --no-op-offload <0|1> (default: 0)\n"); + printf(" --no-host <0|1> (default: %s)\n", join(cmd_params_defaults.no_host, ",").c_str()); printf("\n"); printf( "Multiple values can be given for each parameter by separating them with ','\n" @@ -785,6 +785,8 @@ static cmd_params parse_cmd_params(int argc, char ** argv) { mode = LLAMA_LOAD_MODE_MMAP; } else if (m == "mlock") { mode = LLAMA_LOAD_MODE_MLOCK; + } else if (m == "mmap+mlock") { + mode = LLAMA_LOAD_MODE_MMAP_MLOCK; } else if (m == "dio") { mode = LLAMA_LOAD_MODE_DIRECT_IO; } else { diff --git a/tools/server/README.md b/tools/server/README.md index d345654554..25aacf9f51 100644 --- a/tools/server/README.md +++ b/tools/server/README.md @@ -72,10 +72,10 @@ For the full list of features, please refer to [server's changelog](https://gith | `-ctv, --cache-type-v TYPE` | KV cache data type for V
allowed values: f32, f16, bf16, q8_0, q4_0, q4_1, iq4_nl, q5_0, q5_1
(default: f16)
(env: LLAMA_ARG_CACHE_TYPE_V) | | `-dt, --defrag-thold N` | KV cache defragmentation threshold (DEPRECATED)
(env: LLAMA_ARG_DEFRAG_THOLD) | | `--rpc SERVERS` | comma-separated list of RPC servers (host:port)
(env: LLAMA_ARG_RPC) | -| `--mlock` | DEPRECATED in favor of `--load-mode`: mmap + force system to keep model in RAM rather than swapping or compressing
(env: LLAMA_ARG_MLOCK) | +| `--mlock` | DEPRECATED in favor of `--load-mode`: force system to keep model in RAM rather than swapping or compressing
(env: LLAMA_ARG_MLOCK) | | `--mmap, --no-mmap` | DEPRECATED in favor of `--load-mode`: whether to memory-map model. (if mmap disabled, slower load but may reduce pageouts if not using mlock)
(env: LLAMA_ARG_MMAP) | | `-dio, --direct-io, -ndio, --no-direct-io` | DEPRECATED in favor of `--load-mode`: use DirectIO if available
(env: LLAMA_ARG_DIO) | -| `-lm, --load-mode MODE` | model loading mode (default: mmap)
- none: no special loading mode
- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)
- mlock: mmap + force system to keep model in RAM rather than swapping or compressing
- dio: use DirectIO if available

(env: LLAMA_ARG_LOAD_MODE) | +| `-lm, --load-mode MODE` | model loading mode (default: mmap)
- none: no special loading mode
- mmap: memory-map model (if mmap disabled, slower load but may reduce pageouts if not using mlock)
- mlock: force system to keep model in RAM rather than swapping or compressing
- mmap+mlock: mmap + force system to keep model in RAM rather than swapping or compressing
- dio: use DirectIO if available

(env: LLAMA_ARG_LOAD_MODE) | | `--numa TYPE` | attempt optimizations that help on some NUMA systems
- distribute: spread execution evenly over all nodes
- isolate: only spawn threads on CPUs on the node that execution started on
- numactl: use the CPU map provided by numactl
if run without this previously, it is recommended to drop the system page cache before using this
see https://github.com/ggml-org/llama.cpp/issues/1437
(env: LLAMA_ARG_NUMA) | | `-dev, --device ` | comma-separated list of devices to use for offloading (none = don't offload)
use --list-devices to see a list of available devices
(env: LLAMA_ARG_DEVICE) | | `--list-devices` | print list of available devices and exit |