[https://nvbugs/5412562][feat] Allocate MoE workspace only when necessary

.github/CODEOWNERS

@@ -6,13 +6,39 @@
 # Without approval from a member of this team, PRs cannot be merged to release branches.
 # * @NVIDIA/trt-llm-release-branch-approval
 
+## TensorRT-LLM Infra
+### CI
+/jenkins @NVIDIA/trt-llm-ci-infra-devs @NVIDIA/trt-llm-infra-devs
+### Setup
+/docker @NVIDIA/trt-llm-setup-infra-devs @NVIDIA/trt-llm-infra-devs
+### Github workflows
+/.github @NVIDIA/trt-llm-gh-workflows-infra-devs @NVIDIA/trt-llm-infra-devs
+/.coderabbit.yaml @NVIDIA/trt-llm-gh-workflows-infra-devs @NVIDIA/trt-llm-infra-devs
+
+## TensorRT-LLM - Docs
+/docs @NVIDIA/trt-llm-doc-owners
+
+## Examples
+/examples @NVIDIA/trt-llm-doc-owners
+
+## TensorRT-LLM - Triton backend
+/triton_backend @NVIDIA/trt-llm-triton-backend-devs
+
 # TensorRT-LLM Pytorch backend
 /tensorrt_llm/_torch @NVIDIA/trt-llm-torch-devs
+
+## TensorRT-LLM Pytorch - Modules
+/tensorrt_llm/_torch/modules @NVIDIA/trt-llm-torch-modules
+
+## TensorRT-LLM Pytorch Models
+/tensorrt_llm/_torch/models @NVIDIA/trt-llm-torch-models-devs
+/examples/models @NVIDIA/trt-llm-torch-models-devs @NVIDIA/trt-llm-doc-owners
+
 ## TensorRT-LLM Pytorch backend - runtime
 /tensorrt_llm/_torch/pyexecutor @NVIDIA/trt-llm-torch-runtime-devs
 ## TensorRT-LLM Pytorch backend - AutoDeploy flow
 /tensorrt_llm/_torch/auto_deploy @NVIDIA/trt-llm-torch-autodeploy-devs
-/tensorrt_llm/examples/auto_deploy @NVIDIA/trt-llm-torch-autodeploy-devs
+/examples/auto_deploy @NVIDIA/trt-llm-torch-autodeploy-devs @NVIDIA/trt-llm-doc-owners
 
 ## TensorRT-LLM Pytorch - Speculative Decoding
 /tensorrt_llm/_torch/speculative @NVIDIA/trt-llm-torch-spec-decoding
@@ -31,12 +57,6 @@
 /tensorrt_llm/_torch/attention_backend @NVIDIA/trt-llm-torch-attention-devs
 /tensorrt_llm/_torch/modules/attention.py @NVIDIA/trt-llm-torch-attention-devs
 
-## TensorRT-LLM Pytorch - Modules
-/tensorrt_llm/_torch/modules @NVIDIA/trt-llm-torch-modules
-
-
-## TensorRT-LLM Pytorch Models
-/tensorrt_llm/_torch/models @NVIDIA/trt-llm-torch-models-devs
 
 ### TensorRT-LLM Pytorch - Models - Gemma
 /tensorrt_llm/_torch/models/modeling_gemma3.py @NVIDIA/trt-llm-torch-models-gemma-devs @NVIDIA/trt-llm-torch-models-devs
@@ -108,8 +128,6 @@
 /cpp/tensorrt_llm/runtime/loraUtils.cpp @NVIDIA/trt-llm-torch-peft
 /cpp/tensorrt_llm/runtime/loraUtils.h @NVIDIA/trt-llm-torch-peft
 
-## TensorRT-LLM - Triton backend
-/triton_backend @NVIDIA/trt-llm-triton-backend-devs
 
 ## TensorRT-LLM trtllm-bench Reviewers
 /tensorrt_llm/bench @NVIDIA/trtllm-bench-reviewers
@@ -121,10 +139,9 @@ docs/source/performance/perf-benchmarking.md @NVIDIA/trtllm-bench-reviewers
 /tensorrt_llm/executor @NVIDIA/trt-llm-llmapi-devs
 
 ## TensorRT-LLM LLM Disaggregated
-/examples/disaggregated @NVIDIA/trt-llm-disagg-devs
+/examples/disaggregated @NVIDIA/trt-llm-disagg-devs @NVIDIA/trt-llm-doc-owners
 /tensorrt_llm/disaggregated_params.py @NVIDIA/trt-llm-disagg-devs
 /tensorrt_llm/_torch/pyexecutor/kv_cache_transceiver.py @NVIDIA/trt-llm-disagg-devs
-/tensorrt_llm/_torch/pyexecutor/py_executor.py @NVIDIA/trt-llm-disagg-devs
 /cpp/tensorrt_llm/batch_manager/cacheFormatter.cpp @NVIDIA/trt-llm-disagg-devs
 /cpp/tensorrt_llm/batch_manager/cacheFormatter.h @NVIDIA/trt-llm-disagg-devs
 /cpp/tensorrt_llm/batch_manager/cacheTransBuffer.cpp @NVIDIA/trt-llm-disagg-devs
@@ -135,19 +152,6 @@ docs/source/performance/perf-benchmarking.md @NVIDIA/trtllm-bench-reviewers
 /cpp/tensorrt_llm/batch_manager/dataTransceiverImpl.cpp @NVIDIA/trt-llm-disagg-devs
 /cpp/tensorrt_llm/batch_manager/dataTransceiverImpl.h @NVIDIA/trt-llm-disagg-devs
 
-## TensorRT-LLM Infra
-
-### CI
-/jenkins @NVIDIA/trt-llm-ci-infra-devs @NVIDIA/trt-llm-infra-devs
-### Setup
-/docker @NVIDIA/trt-llm-setup-infra-devs @NVIDIA/trt-llm-infra-devs
-### Github workflows
-/tensorrt_llm/.github @NVIDIA/trt-llm-gh-workflows-infra-devs @NVIDIA/trt-llm-infra-devs
-/tensorrt_llm/.coderabbit.yaml @NVIDIA/trt-llm-gh-workflows-infra-devs @NVIDIA/trt-llm-infra-devs
-
-## TensorRT-LLM - Docs
-/docs @NVIDIA/trt-llm-doc-owners
-/examples @NVIDIA/trt-llm-doc-owners
 
 # The rule below requires that any PR modifying public APIs must be approved by at least one member
 # of the NVIDIA/trt-llm-committed-api-review-committee or NVIDIA/trt-llm-noncommitted-api-review-committee team.

.github/ISSUE_TEMPLATE/01-installation.yml

@@ -0,0 +1,66 @@
+# Adapted from https://github.com/vllm-project/vllm/tree/main/.github/ISSUE_TEMPLATE/200-installation.yml
+name: 🛠️ Installation
+description: Report an issue here when you hit errors during installation.
+title: "[Installation]: "
+labels: ["Installation"]
+
+body:
+- type: markdown
+  attributes:
+    value: >
+      #### Before submitting an issue, please make sure the issue hasn't been already addressed by searching through [the existing and past issues](https://github.com/NVIDIA/TensorRT-LLM/issues?q=is%3Aissue+sort%3Acreated-desc+).
+- type: textarea
+  attributes:
+    label: System Info
+    description: |
+      Please provide the following system information to help us debug your installation issue:
+
+      ```bash
+      # System information
+      cat /etc/os-release
+      nvidia-smi
+      nvcc --version
+      python --version
+      pip list | grep -E "(tensorrt|torch|cuda)"
+
+      # TensorRT-LLM installation method and version
+      pip show tensorrt_llm
+      ```
+    value: |
+      **System Information:**
+      - OS:
+      - Python version:
+      - CUDA version:
+      - GPU model(s):
+      - Driver version:
+      - TensorRT version:
+      - PyTorch version:
+      - TensorRT-LLM version:
+
+      **Detailed output:**
+      ```text
+      Paste the output of the above commands here
+      ```
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: How you are installing TensorRT-LLM
+    description: |
+      Paste the full command you are trying to execute or describe your installation method.
+    value: |
+      ```sh
+      # Installation command or method
+      pip install tensorrt_llm
+      ```
+- type: markdown
+  attributes:
+    value: >
+      Thanks for contributing 🎉!
+- type: checkboxes
+  id: askllm
+  attributes:
+    label: Before submitting a new issue...
+    options:
+      - label: Make sure you already searched for relevant issues, and checked the [installation documentation](https://nvidia.github.io/TensorRT-LLM/installation/) and [examples](https://github.com/NVIDIA/TensorRT-LLM/tree/main/examples) for answers to frequently asked questions.
+        required: true

.github/ISSUE_TEMPLATE/02-new-model.yml

@@ -0,0 +1,41 @@
+# Adapted from https://github.com/vllm-project/vllm/tree/main/.github/ISSUE_TEMPLATE/600-new-model.yml
+name: 🤗 Support request for a new model from huggingface
+description: Submit a proposal/request for a new model from huggingface
+title: "[New Model]: "
+labels: ["new model"]
+
+body:
+- type: markdown
+  attributes:
+    value: >
+      #### Before submitting an issue, please make sure the issue hasn't been already addressed by searching through [the existing and past issues](https://github.com/NVIDIA/TensorRT-LLM/issues?q=is%3Aissue+sort%3Acreated-desc+).
+
+      #### We also highly recommend you read https://nvidia.github.io/TensorRT-LLM/architecture/add-model.html first to understand how to add a new model.
+- type: textarea
+  attributes:
+    label: The model to consider.
+    description: >
+      A huggingface identifier, pointing to the model, e.g. `meta-llama/Llama-3.1-8B-Instruct` .
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: The closest model TensorRT-LLM already supports.
+    description: >
+      Here is the list of models already supported by TensorRT-LLM: https://github.com/NVIDIA/TensorRT-LLM/tree/main/tensorrt_llm/models (TRT backend) and https://github.com/NVIDIA/TensorRT-LLM/tree/main/tensorrt_llm/_torch/models (Pytorch backend) . Which model is the most similar to the model you want to add support for?
+- type: textarea
+  attributes:
+    label: What's your difficulty of supporting the model you want?
+    description: >
+      For example, any new operators or new architecture?
+- type: markdown
+  attributes:
+    value: >
+      Thanks for contributing 🎉!
+- type: checkboxes
+  id: askllm
+  attributes:
+    label: Before submitting a new issue...
+    options:
+      - label: Make sure you already searched for relevant issues, and checked the [documentation](https://nvidia.github.io/TensorRT-LLM/) and [examples](https://github.com/NVIDIA/TensorRT-LLM/tree/main/examples) for answers to frequently asked questions.
+        required: true

.github/ISSUE_TEMPLATE/03-documentation.yml

@@ -0,0 +1,31 @@
+# Adapted from https://github.com/vllm-project/vllm/tree/main/.github/ISSUE_TEMPLATE/100-documentation.yml
+name: 📚 Documentation
+description: Report an issue related to https://nvidia.github.io/TensorRT-LLM/
+title: "[Doc]: "
+labels: ["Documentation"]
+assignees: ["nv-guomingz"]
+
+body:
+- type: textarea
+  attributes:
+    label: 📚 The doc issue
+    description: >
+      A clear and concise description of what content in https://nvidia.github.io/TensorRT-LLM/ is an issue.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Suggest a potential alternative/fix
+    description: >
+      Tell us how we could improve the documentation in this regard.
+- type: markdown
+  attributes:
+    value: >
+      Thanks for contributing 🎉!
+- type: checkboxes
+  id: askllm
+  attributes:
+    label: Before submitting a new issue...
+    options:
+      - label: Make sure you already searched for relevant issues, and checked the [documentation](https://nvidia.github.io/TensorRT-LLM/) and [examples](https://github.com/NVIDIA/TensorRT-LLM/tree/main/examples) for answers to frequently asked questions.
+        required: true

.github/ISSUE_TEMPLATE/04-questions.yml

@@ -0,0 +1,62 @@
+# Adapted from https://github.com/vllm-project/vllm/tree/main/.github/ISSUE_TEMPLATE/300-usage.yml
+name: 💻 Questions
+description: Raise an issue here if you don't know how to use TensorRT-LLM.
+title: "[Usage]: "
+labels: ["question"]
+
+body:
+- type: markdown
+  attributes:
+    value: >
+      #### Before submitting an issue, please make sure the issue hasn't been already addressed by searching through [the existing and past issues](https://github.com/NVIDIA/TensorRT-LLM/issues?q=is%3Aissue+sort%3Acreated-desc+).
+- type: textarea
+  attributes:
+    label: System Info
+    description: |
+      Please provide the following system information to help us debug your usage issue:
+
+      ```bash
+      # System information
+      nvidia-smi
+      python --version
+      pip show tensorrt_llm
+      ```
+    value: |
+      **System Information:**
+      - OS:
+      - Python version:
+      - CUDA version:
+      - GPU model(s):
+      - Driver version:
+      - TensorRT-LLM version:
+
+      **Detailed output:**
+      ```text
+      Paste the output of the above commands here
+      ```
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: How would you like to use TensorRT-LLM
+    description: |
+      A detailed description of how you want to use TensorRT-LLM.
+    value: |
+      I want to run inference of a [specific model](put Hugging Face link here). I don't know how to integrate it with TensorRT-LLM or optimize it for my use case.
+
+      **Specific questions:**
+      - Model:
+      - Use case (e.g., chatbot, batch inference, real-time serving):
+      - Expected throughput/latency requirements:
+      - Multi-GPU setup needed:
+- type: markdown
+  attributes:
+    value: >
+      Thanks for contributing 🎉!
+- type: checkboxes
+  id: askllm
+  attributes:
+    label: Before submitting a new issue...
+    options:
+      - label: Make sure you already searched for relevant issues, and checked the [documentation](https://nvidia.github.io/TensorRT-LLM/) and [examples](https://github.com/NVIDIA/TensorRT-LLM/tree/main/examples) for answers to frequently asked questions.
+        required: true

.github/ISSUE_TEMPLATE/05-feature-request.yml

@@ -0,0 +1,40 @@
+# Adapted from https://github.com/vllm-project/vllm/tree/main/.github/ISSUE_TEMPLATE/500-feature-request.yml
+name: 🚀 Feature request
+description: Submit a proposal/request for a new TensorRT-LLM feature
+title: "[Feature]: "
+labels: ["feature request"]
+assignees: ["laikhtewari"]
+
+body:
+- type: markdown
+  attributes:
+    value: >
+      #### Before submitting an issue, please make sure the issue hasn't been already addressed by searching through [the existing and past issues](https://github.com/NVIDIA/TensorRT-LLM/issues?q=is%3Aissue+sort%3Acreated-desc+).
+- type: textarea
+  attributes:
+    label: 🚀 The feature, motivation and pitch
+    description: >
+      A clear and concise description of the feature proposal. Please outline the motivation for the proposal. Is your feature request related to a specific problem? e.g., *"I'm working on X and would like Y to be possible"*. If this is related to another GitHub issue, please link here too.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Alternatives
+    description: >
+      A description of any alternative solutions or features you've considered, if any.
+- type: textarea
+  attributes:
+    label: Additional context
+    description: >
+      Add any other context or screenshots about the feature request.
+- type: markdown
+  attributes:
+    value: >
+      Thanks for contributing 🎉!
+- type: checkboxes
+  id: askllm
+  attributes:
+    label: Before submitting a new issue...
+    options:
+      - label: Make sure you already searched for relevant issues, and checked the [documentation](https://nvidia.github.io/TensorRT-LLM/) and [examples](https://github.com/NVIDIA/TensorRT-LLM/tree/main/examples) for answers to frequently asked questions.
+        required: true