torch_gc/empty cache after generation

added torch_gc() which calls both cuda.empty_cache() and cuda.ipc_collect()
called before and after generation

1 files changed, 5 insertions, 2 deletions

diff --git a/webui.py b/webui.py
index 6ba76407..7521b3ce 100644
--- a/webui.py
+++ b/webui.py
@@ -126,6 +126,9 @@ def create_random_tensors(shape, seeds):
     x = torch.stack(xs)

     return x

 

+def torch_gc():

+    torch.cuda.empty_cache()

+    torch.cuda.ipc_collect()

 

 def load_GFPGAN():

     model_name = 'GFPGANv1.3'

@@ -300,7 +303,7 @@ def process_images(outpath, func_init, func_sample, prompt, seed, sampler_name,
     """this is the main loop that both txt2img and img2img use; it calls func_init once inside all the scopes and func_sample once per batch"""

 

     assert prompt is not None

-    torch.cuda.empty_cache()

+    torch_gc()

 

     if seed == -1:

         seed = random.randrange(4294967294)

@@ -412,7 +415,7 @@ Steps: {steps}, Sampler: {sampler_name}, CFG scale: {cfg_scale}, Seed: {seed}{',
 

     for comment in comments:

         info += "\n\n" + comment

-

+    torch_gc()

     return output_images, seed, info