phoerious commented on a change in pull request #16658:
URL: https://github.com/apache/beam/pull/16658#discussion_r795830621
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File path: sdks/python/container/boot.go
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@@ -145,7 +145,21 @@ func main() {
// Guard from concurrent artifact retrieval and installation,
// when called by child processes in a worker pool.
+ workerPoolId := os.Getenv(workerPoolIdEnv)
+ var venvDir string
+ if workerPoolId != "" {
+ venvDir = filepath.Join(*semiPersistDir, "beam-venv",
"beam-pool-" + workerPoolId)
+ } else {
+ venvDir = filepath.Join(*semiPersistDir, "beam-venv",
"beam-worker-" + *id)
+ }
Review comment:
Judging by this comment, nixing the exactly-once stuff wouldn't be an
issue as long as each worker installs to a separate venv:
https://github.com/apache/beam/pull/9371#discussion_r316351902
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