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feat: more embedded models, coqui fixes, add model usage and description (#1556)

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* feat: add model descriptions and usage

* remove default model gallery

* models: add embeddings and tts

* docs: update table

* docs: updates

* images: cleanup pip cache after install

* images: always run apt-get clean

* ux: improve gRPC connection errors

* ux: improve some messages

* fix: fix coqui when no AudioPath is passed by

* embedded: add more models

* Add usage

* Reorder table
This commit is contained in:
Ettore Di Giacinto 2024-01-08 00:37:02 +01:00 committed by GitHub
parent 0843fe6c65
commit e19d7226f8
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
21 changed files with 216 additions and 45 deletions
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8
Dockerfile
View File

@ -15,7 +15,6 @@ ENV BUILD_TYPE=${BUILD_TYPE}
ENV EXTERNAL_GRPC_BACKENDS="coqui:/build/backend/python/coqui/run.sh,huggingface-embeddings:/build/backend/python/sentencetransformers/run.sh,petals:/build/backend/python/petals/run.sh,transformers:/build/backend/python/transformers/run.sh,sentencetransformers:/build/backend/python/sentencetransformers/run.sh,autogptq:/build/backend/python/autogptq/run.sh,bark:/build/backend/python/bark/run.sh,diffusers:/build/backend/python/diffusers/run.sh,exllama:/build/backend/python/exllama/run.sh,vall-e-x:/build/backend/python/vall-e-x/run.sh,vllm:/build/backend/python/vllm/run.sh,exllama2:/build/backend/python/exllama2/run.sh,transformers-musicgen:/build/backend/python/transformers-musicgen/run.sh"
ENV GALLERIES='[{"name":"model-gallery", "url":"github:go-skynet/model-gallery/index.yaml"}, {"url": "github:go-skynet/model-gallery/huggingface.yaml","name":"huggingface"}]'
ARG GO_TAGS="stablediffusion tinydream tts"
RUN apt-get update && \
@ -64,12 +63,12 @@ RUN curl https://repo.anaconda.com/pkgs/misc/gpgkeys/anaconda.asc | gpg --dearmo
echo "deb [arch=amd64 signed-by=/usr/share/keyrings/conda-archive-keyring.gpg] https://repo.anaconda.com/pkgs/misc/debrepo/conda stable main" > /etc/apt/sources.list.d/conda.list && \
echo "deb [arch=amd64 signed-by=/usr/share/keyrings/conda-archive-keyring.gpg] https://repo.anaconda.com/pkgs/misc/debrepo/conda stable main" | tee -a /etc/apt/sources.list.d/conda.list && \
apt-get update && \
apt-get install -y conda
apt-get install -y conda && apt-get clean
ENV PATH="/root/.cargo/bin:${PATH}"
RUN pip install --upgrade pip
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
RUN apt-get install -y espeak-ng espeak
RUN apt-get install -y espeak-ng espeak && apt-get clean
###################################
###################################
@ -127,10 +126,11 @@ ARG CUDA_MAJOR_VERSION=11
ENV NVIDIA_DRIVER_CAPABILITIES=compute,utility
ENV NVIDIA_REQUIRE_CUDA="cuda>=${CUDA_MAJOR_VERSION}.0"
ENV NVIDIA_VISIBLE_DEVICES=all
ENV PIP_CACHE_PURGE=true
# Add FFmpeg
RUN if [ "${FFMPEG}" = "true" ]; then \
apt-get install -y ffmpeg \
apt-get install -y ffmpeg && apt-get clean \
; fi
WORKDIR /build

12
api/config/config.go
View File

@ -55,6 +55,9 @@ type Config struct {
CUDA bool `yaml:"cuda"`
DownloadFiles []File `yaml:"download_files"`
Description string `yaml:"description"`
Usage string `yaml:"usage"`
}
type File struct {
@ -326,6 +329,15 @@ func (cm *ConfigLoader) Preload(modelPath string) error {
c.PredictionOptions.Model = md5Name
cm.configs[i] = *c
}
if cm.configs[i].Name != "" {
log.Info().Msgf("Model name: %s", cm.configs[i].Name)
}
if cm.configs[i].Description != "" {
log.Info().Msgf("Model description: %s", cm.configs[i].Description)
}
if cm.configs[i].Usage != "" {
log.Info().Msgf("Model usage: \n%s", cm.configs[i].Usage)
}
}
return nil
}

9
backend/python/common-env/transformers/install.sh
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@ -13,3 +13,12 @@ if conda_env_exists "transformers" ; then
else
echo "Virtual environment already exists."
fi
if [ "$PIP_CACHE_PURGE" = true ] ; then
export PATH=$PATH:/opt/conda/bin
# Activate conda environment
source activate transformers
pip cache purge
fi

3
backend/python/coqui/coqui_server.py
View File

@ -21,7 +21,7 @@ _ONE_DAY_IN_SECONDS = 60 * 60 * 24
# If MAX_WORKERS are specified in the environment use it, otherwise default to 1
MAX_WORKERS = int(os.environ.get('PYTHON_GRPC_MAX_WORKERS', '1'))
COQUI_LANGUAGE = os.environ.get('COQUI_LANGUAGE', 'en')
COQUI_LANGUAGE = os.environ.get('COQUI_LANGUAGE', None)
# Implement the BackendServicer class with the service methods
class BackendServicer(backend_pb2_grpc.BackendServicer):
@ -38,6 +38,7 @@ class BackendServicer(backend_pb2_grpc.BackendServicer):
if not torch.cuda.is_available() and request.CUDA:
return backend_pb2.Result(success=False, message="CUDA is not available")
self.AudioPath = None
# List available 🐸TTS models
print(TTS().list_models())
if os.path.isabs(request.AudioPath):

4
backend/python/exllama/install.sh
View File

@ -13,3 +13,7 @@ echo $CONDA_PREFIX
git clone https://github.com/turboderp/exllama $CONDA_PREFIX/exllama && pushd $CONDA_PREFIX/exllama && pip install -r requirements.txt && popd
cp -rfv $CONDA_PREFIX/exllama/* ./
if [ "$PIP_CACHE_PURGE" = true ] ; then
pip cache purge
fi

4
backend/python/exllama2/install.sh
View File

@ -12,3 +12,7 @@ echo $CONDA_PREFIX
git clone https://github.com/turboderp/exllamav2 $CONDA_PREFIX/exllamav2 && pushd $CONDA_PREFIX/exllamav2 && pip install -r requirements.txt && popd
cp -rfv $CONDA_PREFIX/exllamav2/* ./
if [ "$PIP_CACHE_PURGE" = true ] ; then
pip cache purge
fi

4
backend/python/vall-e-x/install.sh
View File

@ -13,3 +13,7 @@ echo $CONDA_PREFIX
git clone https://github.com/Plachtaa/VALL-E-X.git $CONDA_PREFIX/vall-e-x && pushd $CONDA_PREFIX/vall-e-x && git checkout -b build $SHA && pip install -r requirements.txt && popd
cp -rfv $CONDA_PREFIX/vall-e-x/* ./
if [ "$PIP_CACHE_PURGE" = true ] ; then
pip cache purge
fi

61
docs/content/getting_started/_index.en.md
View File

@ -143,39 +143,60 @@ Note: this feature currently is available only on master builds.
You can run `local-ai` directly with a model name, and it will download the model and start the API with the model loaded.
> Don't need GPU acceleration? use the CPU images which are lighter and do not have Nvidia dependencies
> To know which version of CUDA do you have available, you can check with `nvidia-smi` or `nvcc --version`
{{< tabs >}}
{{% tab name="CPU-only" %}}
| Model | Docker command |
| --- | --- |
| phi2 | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core phi-2``` |
| llava | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core llava``` |
| mistral-openorca | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core mistral-openorca``` |
| Model | Category | Docker command |
| --- | --- | --- |
| [phi-2](https://huggingface.co/microsoft/phi-2) | LLM | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core phi-2``` |
| [llava](https://github.com/SkunkworksAI/BakLLaVA) | Multimodal LLM | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core llava``` |
| [mistral-openorca](https://huggingface.co/Open-Orca/Mistral-7B-OpenOrca) | LLM | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core mistral-openorca``` |
| [bert-cpp](https://github.com/skeskinen/bert.cpp) | Embeddings | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core bert-cpp``` |
| all-minilm-l6-v2 | Embeddings | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg all-minilm-l6-v2``` |
| whisper-base | Audio to Text | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core whisper-base``` |
| rhasspy-voice-en-us-amy | Text to Audio | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core rhasspy-voice-en-us-amy``` |
| coqui | Text to Audio | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg coqui``` |
| bark | Text to Audio | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg bark``` |
| vall-e-x | Text to Audio | ```docker run -ti -p 8080:8080 localai/localai:{{< version >}}-ffmpeg vall-e-x``` |
{{% /tab %}}
{{% tab name="GPU (CUDA 11)" %}}
> To know which version of CUDA do you have available, you can check with `nvidia-smi` or `nvcc --version`
| Model | Docker command |
| --- | --- |
| phi-2 | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core phi-2``` |
| llava | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core llava``` |
| mistral-openorca | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core mistral-openorca``` |
| Model | Category | Docker command |
| --- | --- | --- |
| [phi-2](https://huggingface.co/microsoft/phi-2) | LLM | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core phi-2``` |
| [llava](https://github.com/SkunkworksAI/BakLLaVA) | Multimodal LLM | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core llava``` |
| [mistral-openorca](https://huggingface.co/Open-Orca/Mistral-7B-OpenOrca) | LLM | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core mistral-openorca``` |
| [bert-cpp](https://github.com/skeskinen/bert.cpp) | Embeddings | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core bert-cpp``` |
| [all-minilm-l6-v2](https://huggingface.co/sentence-transformers/all-MiniLM-L6-v2) | Embeddings | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11 all-minilm-l6-v2``` |
| whisper-base | Audio to Text | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core whisper-base``` |
| rhasspy-voice-en-us-amy | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11-core rhasspy-voice-en-us-amy``` |
| coqui | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11 coqui``` |
| bark | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11 bark``` |
| vall-e-x | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda11 vall-e-x``` |
{{% /tab %}}
{{% tab name="GPU (CUDA 12)" %}}
> To know which version of CUDA do you have available, you can check with `nvidia-smi` or `nvcc --version`
| Model | Docker command |
| --- | --- |
| phi-2 | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core phi-2``` |
| llava | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core llava``` |
| mistral-openorca | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core mistral-openorca``` |
| Model | Category | Docker command |
| --- | --- | --- |
| [phi-2](https://huggingface.co/microsoft/phi-2) | LLM | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core phi-2``` |
| [llava](https://github.com/SkunkworksAI/BakLLaVA) | Multimodal LLM | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core llava``` |
| [mistral-openorca](https://huggingface.co/Open-Orca/Mistral-7B-OpenOrca) | LLM | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core mistral-openorca``` |
| bert-cpp | Embeddings | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core bert-cpp``` |
| all-minilm-l6-v2 | Embeddings | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12 all-minilm-l6-v2``` |
| whisper-base | Audio to Text | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core whisper-base``` |
| rhasspy-voice-en-us-amy | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12-core rhasspy-voice-en-us-amy``` |
| coqui | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12 coqui``` |
| bark | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12 bark``` |
| vall-e-x | Text to Audio | ```docker run -ti -p 8080:8080 --gpus all localai/localai:{{< version >}}-cublas-cuda12 vall-e-x``` |
{{% /tab %}}
@ -201,7 +222,7 @@ For example, to start localai with phi-2, it's possible for instance to also use
docker run -p 8080:8080 localai/localai:{{< version >}}-ffmpeg-core https://gist.githubusercontent.com/mudler/ad601a0488b497b69ec549150d9edd18/raw/a8a8869ef1bb7e3830bf5c0bae29a0cce991ff8d/phi-2.yaml
```
The file should be a valid YAML configuration file, for the full syntax see [advanced]({{%relref "advanced" %}}).
The file should be a valid LocalAI YAML configuration file, for the full syntax see [advanced]({{%relref "advanced" %}}).
{{% /notice %}}
### Container images

7
docs/content/model-compatibility/_index.en.md
View File

@ -43,15 +43,18 @@ Besides llama based models, LocalAI is compatible also with other architectures.
| [langchain-huggingface](https://github.com/tmc/langchaingo) | Any text generators available on HuggingFace through API | yes | GPT | no | no | N/A |
| [piper](https://github.com/rhasspy/piper) ([binding](https://github.com/mudler/go-piper)) | Any piper onnx model | no | Text to voice | no | no | N/A |
| [falcon](https://github.com/cmp-nct/ggllm.cpp/tree/c12b2d65f732a0d8846db2244e070f0f3e73505c) ([binding](https://github.com/mudler/go-ggllm.cpp)) | Falcon *** | yes | GPT | no | yes | CUDA |
| `huggingface-embeddings` [sentence-transformers](https://github.com/UKPLab/sentence-transformers) | BERT | no | Embeddings only | yes | no | N/A |
| [sentencetransformers](https://github.com/UKPLab/sentence-transformers) | BERT | no | Embeddings only | yes | no | N/A |
| `bark` | bark | no | Audio generation | no | no | yes |
| `AutoGPTQ` | GPTQ | yes | GPT | yes | no | N/A |
| `autogptq` | GPTQ | yes | GPT | yes | no | N/A |
| `exllama` | GPTQ | yes | GPT only | no | no | N/A |
| `diffusers` | SD,... | no | Image generation | no | no | N/A |
| `vall-e-x` | Vall-E | no | Audio generation and Voice cloning | no | no | CPU/CUDA |
| `vllm` | Various GPTs and quantization formats | yes | GPT | no | no | CPU/CUDA |
| `exllama2` | GPTQ | yes | GPT only | no | no | N/A |
| `transformers-musicgen` | | no | Audio generation | no | no | N/A |
| [tinydream](https://github.com/symisc/tiny-dream#tiny-dreaman-embedded-header-only-stable-diffusion-inference-c-librarypixlabiotiny-dream) | stablediffusion | no | Image | no | no | N/A |
| `coqui` | Coqui | no | Audio generation and Voice cloning | no | no | CPU/CUDA |
| `petals` | Various GPTs and quantization formats | yes | GPT | no | no | CPU/CUDA |
Note: any backend name listed above can be used in the `backend` field of the model configuration file (See [the advanced section]({{%relref "advanced" %}})).

13
embedded/models/all-minilm-l6-v2.yaml Normal file
View File

@ -0,0 +1,13 @@
name: all-minilm-l6-v2
backend: sentencetransformers
embeddings: true
parameters:
model: all-MiniLM-L6-v2
usage: |
You can test this model with curl like this:
curl http://localhost:8080/embeddings -X POST -H "Content-Type: application/json" -d '{
"input": "Your text string goes here",
"model": "all-minilm-l6-v2"
}'

8
embedded/models/bark.yaml Normal file
View File

@ -0,0 +1,8 @@
usage: |
bark works without any configuration, to test it, you can run the following curl command:
curl http://localhost:8080/tts -H "Content-Type: application/json" -d '{
"backend": "bark",
"input":"Hello, this is a test!"
}' | aplay
# TODO: This is a placeholder until we manage to pre-load HF/Transformers models

23
embedded/models/bert-cpp.yaml Normal file
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@ -0,0 +1,23 @@
backend: bert-embeddings
embeddings: true
f16: true
gpu_layers: 90
mmap: true
name: bert-cpp-minilm-v6
parameters:
model: bert-MiniLM-L6-v2q4_0.bin
download_files:
- filename: "bert-MiniLM-L6-v2q4_0.bin"
sha256: "a5a174d8772c8a569faf9f3136c441f2c3855b5bf35ed32274294219533feaad"
uri: "https://huggingface.co/mudler/all-MiniLM-L6-v2/resolve/main/ggml-model-q4_0.bin"
usage: |
You can test this model with curl like this:
curl http://localhost:8080/embeddings -X POST -H "Content-Type: application/json" -d '{
"input": "Your text string goes here",
"model": "bert-cpp-minilm-v6"
}'

9
embedded/models/coqui.yaml Normal file
View File

@ -0,0 +1,9 @@
usage: |
coqui works without any configuration, to test it, you can run the following curl command:
curl http://localhost:8080/tts -H "Content-Type: application/json" -d '{
"backend": "coqui",
"model": "tts_models/en/ljspeech/glow-tts",
"input":"Hello, this is a test!"
}'
# TODO: This is a placeholder until we manage to pre-load HF/Transformers models

5
embedded/models/llava.yaml
View File

@ -29,3 +29,8 @@ download_files:
uri: huggingface://mys/ggml_bakllava-1/ggml-model-q4_k.gguf
- filename: bakllava-mmproj.gguf
uri: huggingface://mys/ggml_bakllava-1/mmproj-model-f16.gguf
usage: |
curl http://localhost:8080/v1/chat/completions -H "Content-Type: application/json" -d '{
"model": "llava",
"messages": [{"role": "user", "content": [{"type":"text", "text": "What is in the image?"}, {"type": "image_url", "image_url": {"url": "https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Gfp-wisconsin-madison-the-nature-boardwalk.jpg/2560px-Gfp-wisconsin-madison-the-nature-boardwalk.jpg" }}], "temperature": 0.9}]}'

6
embedded/models/mistral-openorca.yaml
View File

@ -21,3 +21,9 @@ context_size: 4096
f16: true
stopwords:
- <|im_end|>
usage: |
curl http://localhost:8080/v1/chat/completions -H "Content-Type: application/json" -d '{
"model": "mistral-openorca",
"messages": [{"role": "user", "content": "How are you doing?", "temperature": 0.1}]
}'

13
embedded/models/rhasspy-voice-en-us-amy.yaml Normal file
View File

@ -0,0 +1,13 @@
name: voice-en-us-amy-low
download_files:
- filename: voice-en-us-amy-low.tar.gz
uri: https://github.com/rhasspy/piper/releases/download/v0.0.2/voice-en-us-amy-low.tar.gz
usage: |
To test if this model works as expected, you can use the following curl command:
curl http://localhost:8080/tts -H "Content-Type: application/json" -d '{
"model":"en-us-amy-low.onnx",
"input": "Hi, this is a test."
}'

8
embedded/models/vall-e-x.yaml Normal file
View File

@ -0,0 +1,8 @@
usage: |
Vall-e-x works without any configuration, to test it, you can run the following curl command:
curl http://localhost:8080/tts -H "Content-Type: application/json" -d '{
"backend": "vall-e-x",
"input":"Hello, this is a test!"
}' | aplay
# TODO: This is a placeholder until we manage to pre-load HF/Transformers models

18
embedded/models/whisper-base.yaml Normal file
View File

@ -0,0 +1,18 @@
name: whisper
backend: whisper
parameters:
model: ggml-whisper-base.bin
usage: |
## example audio file
wget --quiet --show-progress -O gb1.ogg https://upload.wikimedia.org/wikipedia/commons/1/1f/George_W_Bush_Columbia_FINAL.ogg
## Send the example audio file to the transcriptions endpoint
curl http://localhost:8080/v1/audio/transcriptions \
-H "Content-Type: multipart/form-data" \
-F file="@$PWD/gb1.ogg" -F model="whisper"
download_files:
- filename: "ggml-whisper-base.bin"
sha256: "60ed5bc3dd14eea856493d334349b405782ddcaf0028d4b5df4088345fba2efe"
uri: "https://huggingface.co/ggerganov/whisper.cpp/resolve/main/ggml-base.bin"

14
pkg/grpc/client.go
View File

@ -50,7 +50,7 @@ func (c *Client) setBusy(v bool) {
c.Unlock()
}
func (c *Client) HealthCheck(ctx context.Context) bool {
func (c *Client) HealthCheck(ctx context.Context) (bool, error) {
if !c.parallel {
c.opMutex.Lock()
defer c.opMutex.Unlock()
@ -59,8 +59,7 @@ func (c *Client) HealthCheck(ctx context.Context) bool {
defer c.setBusy(false)
conn, err := grpc.Dial(c.address, grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
fmt.Println(err)
return false
return false, err
}
defer conn.Close()
client := pb.NewBackendClient(conn)
@ -71,15 +70,14 @@ func (c *Client) HealthCheck(ctx context.Context) bool {
res, err := client.Health(ctx, &pb.HealthMessage{})
if err != nil {
fmt.Println(err)
return false
return false, err
}
if string(res.Message) == "OK" {
return true
return true, nil
}
return false
return false, fmt.Errorf("health check failed: %s", res.Message)
}
func (c *Client) Embeddings(ctx context.Context, in *pb.PredictOptions, opts ...grpc.CallOption) (*pb.EmbeddingResult, error) {

15
pkg/model/initializers.go
View File

@ -131,11 +131,15 @@ func (ml *ModelLoader) grpcModel(backend string, o *Options) func(string, string
// Wait for the service to start up
ready := false
for i := 0; i < o.grpcAttempts; i++ {
if client.GRPC(o.parallelRequests, ml.wd).HealthCheck(context.Background()) {
alive, err := client.GRPC(o.parallelRequests, ml.wd).HealthCheck(context.Background())
if alive {
log.Debug().Msgf("GRPC Service Ready")
ready = true
break
}
if err != nil && i == o.grpcAttempts-1 {
log.Error().Msgf("Failed starting/connecting to the gRPC service: %s", err.Error())
}
time.Sleep(time.Duration(o.grpcAttemptsDelay) * time.Second)
}
@ -176,7 +180,11 @@ func (ml *ModelLoader) resolveAddress(addr ModelAddress, parallel bool) (*grpc.C
func (ml *ModelLoader) BackendLoader(opts ...Option) (client *grpc.Client, err error) {
o := NewOptions(opts...)
if o.model != "" {
log.Info().Msgf("Loading model '%s' with backend %s", o.model, o.backendString)
} else {
log.Info().Msgf("Loading model with backend %s", o.backendString)
}
backend := strings.ToLower(o.backendString)
if realBackend, exists := Aliases[backend]; exists {
@ -239,7 +247,10 @@ func (ml *ModelLoader) GreedyLoader(opts ...Option) (*grpc.Client, error) {
for _, b := range o.externalBackends {
allBackendsToAutoLoad = append(allBackendsToAutoLoad, b)
}
log.Info().Msgf("Loading model '%s' greedly from all the available backends: %s", o.model, strings.Join(allBackendsToAutoLoad, ", "))
if o.model != "" {
log.Info().Msgf("Trying to load the model '%s' with all the available backends: %s", o.model, strings.Join(allBackendsToAutoLoad, ", "))
}
for _, b := range allBackendsToAutoLoad {
log.Info().Msgf("[%s] Attempting to load", b)

7
pkg/model/loader.go
View File

@ -171,9 +171,10 @@ func (ml *ModelLoader) CheckIsLoaded(s string) ModelAddress {
} else {
client = m.GRPC(false, ml.wd)
}
if !client.HealthCheck(context.Background()) {
log.Debug().Msgf("GRPC Model not responding: %s", s)
alive, err := client.HealthCheck(context.Background())
if !alive {
log.Warn().Msgf("GRPC Model not responding: %s", err.Error())
log.Warn().Msgf("Deleting the process in order to recreate it")
if !ml.grpcProcesses[s].IsAlive() {
log.Debug().Msgf("GRPC Process is not responding: %s", s)
// stop and delete the process, this forces to re-load the model and re-create again the service