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VRAM leak in Gemma-4 hybrid attention path under activation checkpointing

bugSomething isn't workingSomething isn't working

Status: Open.

#3610 In axolotl-ai-cloud/axolotl;

· thad0ctor opened on Apr 19, 2026

Ring Attention w/ document packing produces different results

bugSomething isn't workingSomething isn't working

Status: Open.

#3608 In axolotl-ai-cloud/axolotl;

· Ueaj-Kerman opened on Apr 19, 2026

Qwen3.5 Image Lora post-training

bugSomething isn't workingSomething isn't working

Status: Open.

#3600 In axolotl-ai-cloud/axolotl;

· julian991 opened on Apr 12, 2026

Memory Leakages in the VRAM while saving the model checkpoint for Gemma4 E4b and 26A4B.

bugSomething isn't workingSomething isn't working

Status: Open.

#3596 In axolotl-ai-cloud/axolotl;

· aman-edge opened on Apr 11, 2026

Support DPO loss_type and loss_weights.

enhancementNew feature or requestNew feature or request

Status: Open.

#3565 In axolotl-ai-cloud/axolotl;

· BrownianNotion opened on Mar 31, 2026

Enhancing Axolotl for production-grade LLM pipelines (RAG + agents)

enhancementNew feature or requestNew feature or request

Status: Open.

#3557 In axolotl-ai-cloud/axolotl;

· success0106 opened on Mar 30, 2026

MXFP4 Post Training Quantization Causes Torchao AssertionError

bugSomething isn't workingSomething isn't working

Status: Open.

#3539 In axolotl-ai-cloud/axolotl;

· jjbuschhoff opened on Mar 23, 2026

Failures Training gpt-oss-20b

bugSomething isn't workingSomething isn't working

Status: Open.

#3530 In axolotl-ai-cloud/axolotl;

· floaty3 opened on Mar 22, 2026

TPU/Trainium support

enhancementNew feature or requestNew feature or request

Status: Open.

#3521 In axolotl-ai-cloud/axolotl;

· BrownianNotion opened on Mar 20, 2026

Voxtral Realtime

enhancementNew feature or requestNew feature or request

Status: Open.

#3504 In axolotl-ai-cloud/axolotl;

· oktrained opened on Mar 17, 2026

For qwen3-235B-2507, qlora_sharded_model_loading: true throws Cannot copy out of meta tensor; no data!

bugSomething isn't workingSomething isn't working

Status: Open.

#3445 In axolotl-ai-cloud/axolotl;

· savitha-suresh opened on Mar 1, 2026

torch.distributed.DistBackendError after rank 0 is loading weights.

bugSomething isn't workingSomething isn't working

Status: Open.

#3443 In axolotl-ai-cloud/axolotl;

· savitha-suresh opened on Mar 1, 2026