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Making opt split attention the default. Are you upset about this? Sorry.

This commit is contained in:
AUTOMATIC 2022-09-18 20:55:46 +03:00
parent 6a28aac866
commit cae5c5fa8d
2 changed files with 9 additions and 6 deletions
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6
modules/sd_hijack.py
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@ -243,12 +243,12 @@ class StableDiffusionModelHijack:
model_embeddings.token_embedding = EmbeddingsWithFixes(model_embeddings.token_embedding, self)
m.cond_stage_model = FrozenCLIPEmbedderWithCustomWords(m.cond_stage_model, self)
if cmd_opts.opt_split_attention:
if cmd_opts.opt_split_attention_v1:
ldm.modules.attention.CrossAttention.forward = split_cross_attention_forward_v1
elif not cmd_opts.disable_opt_split_attention:
ldm.modules.attention.CrossAttention.forward = split_cross_attention_forward
ldm.modules.diffusionmodules.model.nonlinearity = nonlinearity_hijack
ldm.modules.diffusionmodules.model.AttnBlock.forward = cross_attention_attnblock_forward
elif cmd_opts.opt_split_attention_v1:
ldm.modules.attention.CrossAttention.forward = split_cross_attention_forward_v1
def flatten(el):
flattened = [flatten(children) for children in el.children()]

9
modules/shared.py
View File

@ -36,8 +36,9 @@ parser.add_argument("--unload-gfpgan", action='store_true', help="does not do an
parser.add_argument("--precision", type=str, help="evaluate at this precision", choices=["full", "autocast"], default="autocast")
parser.add_argument("--share", action='store_true', help="use share=True for gradio and make the UI accessible through their site (doesn't work for me but you might have better luck)")
parser.add_argument("--esrgan-models-path", type=str, help="path to directory with ESRGAN models", default=os.path.join(script_path, 'ESRGAN'))
parser.add_argument("--opt-split-attention", action='store_true', help="enable optimization that reduce vram usage by a lot for about 10%% decrease in performance")
parser.add_argument("--opt-split-attention-v1", action='store_true', help="enable older version of --opt-split-attention optimization")
parser.add_argument("--opt-split-attention", action='store_true', help="does not do anything")
parser.add_argument("--disable-opt-split-attention", action='store_true', help="disable an optimization that reduces vram usage by a lot")
parser.add_argument("--opt-split-attention-v1", action='store_true', help="enable older version of split attention optimization that does not consaumes all the VRAM it can find")
parser.add_argument("--listen", action='store_true', help="launch gradio with 0.0.0.0 as server name, allowing to respond to network requests")
parser.add_argument("--port", type=int, help="launch gradio with given server port, you need root/admin rights for ports < 1024, defaults to 7860 if available", default=None)
parser.add_argument("--show-negative-prompt", action='store_true', help="does not do anything", default=False)
@ -48,9 +49,11 @@ parser.add_argument("--gradio-debug", action='store_true', help="launch gradio
parser.add_argument("--gradio-auth", type=str, help='set gradio authentication like "username:password"; or comma-delimit multiple like "u1:p1,u2:p2,u3:p3"', default=None)
parser.add_argument("--opt-channelslast", action='store_true', help="change memory type for stable diffusion to channels last")
parser.add_argument("--styles-file", type=str, help="filename to use for styles", default=os.path.join(script_path, 'styles.csv'))
cmd_opts = parser.parse_args()
if cmd_opts.opt_split_attention:
print("Information: --opt-split-attention is now the default. To remove this message, remove --opt-split-attention from command line arguments. To disable the optimization, use --disable-opt-split-attention")
device = get_optimal_device()
batch_cond_uncond = cmd_opts.always_batch_cond_uncond or not (cmd_opts.lowvram or cmd_opts.medvram)