diff --git a/comfy/cli_args.py b/comfy/cli_args.py index 22f621cf5..e7ee0d5eb 100644 --- a/comfy/cli_args.py +++ b/comfy/cli_args.py @@ -115,6 +115,7 @@ cache_group.add_argument("--cache-ram", nargs='*', type=float, default=[], metav cache_group.add_argument("--cache-classic", action="store_true", help="Use the old style (aggressive) caching.") cache_group.add_argument("--cache-lru", type=int, default=0, help="Use LRU caching with a maximum of N node results cached. May use more RAM/VRAM.") cache_group.add_argument("--cache-none", action="store_true", help="Reduced RAM/VRAM usage at the expense of executing every node for each run.") +cache_group.add_argument("--high-ram", action="store_true", help="Can improve performance slightly on high RAM or on systems where pagefile use is preferred over model loading.") attn_group = parser.add_mutually_exclusive_group() attn_group.add_argument("--use-split-cross-attention", action="store_true", help="Use the split cross attention optimization. Ignored when xformers is used.") @@ -249,6 +250,9 @@ else: if args.cache_ram is not None and len(args.cache_ram) > 2: parser.error("--cache-ram accepts at most two values: active GB and inactive GB") +if args.high_ram: + args.cache_classic = True + if args.windows_standalone_build: args.auto_launch = True diff --git a/comfy/model_management.py b/comfy/model_management.py index 55ddaab8e..b15d08ba1 100644 --- a/comfy/model_management.py +++ b/comfy/model_management.py @@ -643,6 +643,8 @@ def free_pins(size, evict_active=False): return freed_total def ensure_pin_budget(size, evict_active=False): + if args.high_ram: + return True if args.fast_disk: shortfall = TOTAL_PINNED_MEMORY + size - MAX_PINNED_MEMORY else: @@ -1496,6 +1498,8 @@ if not args.disable_pinned_memory: PINNING_ALLOWED_TYPES = set(["Tensor", "Parameter", "QuantizedTensor"]) def pinned_hostbuf_size(size): + if args.high_ram: + return max(0, int(size * 2)) return max(0, int(min(size, MAX_PINNED_MEMORY) * 2)) def discard_cuda_async_error(): diff --git a/comfy/ops.py b/comfy/ops.py index 3c9912aae..3f088a962 100644 --- a/comfy/ops.py +++ b/comfy/ops.py @@ -180,7 +180,7 @@ def cast_modules_with_vbar(comfy_modules, dtype, device, bias_dtype, non_blockin if pin is not None: cast_maybe_lowvram_patch([pin], dest, offload_stream) return - if signature is None: + if signature is None or args.high_ram: comfy.pinned_memory.pin_memory(m, subset=subset, size=size) pin = comfy.pinned_memory.get_pin(m, subset=subset) cast_maybe_lowvram_patch(source, pin, offload_stream, xfer_dest2=dest)