[英]Locally load saved tensorflow model .pb from google cloud machine learning engine
[英]How to load tensorflow saved model into memory and never has to load it again after deploying in google app engine?
我正在使用 tensorflow 集線器 model “通用句子編碼器”,有時應用程序引擎會自動關閉,並且再次加載此 model 需要更多時間。 如何使 model 留在 memory 中?
runtime: python
env: flex
runtime_config:
python_version: 3
automatic_scaling:
min_num_instances: 1
max_num_instances: 1
cpu_utilization:
target_utilization: 1
readiness_check:
app_start_timeout_sec: 1800
liveness_check:
path: "/liveness_check"
check_interval_sec: 30
resources:
cpu: 1
memory_gb: 6
disk_size_gb: 15
entrypoint: gunicorn -k uvicorn.workers.UvicornWorker -w 4 app.main:app --timeout 1000
日志:
A 2021-03-22T10:53:59Z [2021-03-22 10:53:59 +0000] [8] [INFO] Started server process [8]
A 2021-03-22T10:53:59Z [2021-03-22 10:53:59 +0000] [8] [INFO] Waiting for application startup.
A 2021-03-22T10:53:59Z [2021-03-22 10:53:59 +0000] [8] [INFO] Application startup complete.
A 2021-03-22T11:01:03Z [2021-03-22 11:01:03 +0000] [1] [INFO] Handling signal: term
A 2021-03-22T11:01:03Z [2021-03-22 11:01:03 +0000] [8] [INFO] Shutting down
A 2021-03-22T11:01:03Z [2021-03-22 11:01:03 +0000] [8] [INFO] Error while closing socket [Errno 9] Bad file descriptor
A 2021-03-22T11:01:04Z [2021-03-22 11:01:04 +0000] [8] [INFO] Waiting for application shutdown.
A 2021-03-22T11:01:04Z [2021-03-22 11:01:04 +0000] [8] [INFO] Application shutdown complete.
A 2021-03-22T11:01:04Z [2021-03-22 11:01:04 +0000] [8] [INFO] Finished server process [8]
A 2021-03-22T11:01:04Z [2021-03-22 11:01:04 +0000] [8] [INFO] Worker exiting (pid: 8)
使用 App Engine flex,您的應用程序在部署時啟動(因為最小實例為 1,所以您始終啟動 1 個實例)。 在您的啟動例程中,在 memory 中添加 model 加載並將其保存在全局變量中。 像這樣,您在服務上收到的任何請求都可以使用它。
但是有一些注意事項:
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