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[Core] If failed to connect to redis, try to say why. (#11916)

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dHannasch
2020-11-10 19:22:10 -07:00
committed by GitHub
parent 433e4f32da
commit 29cb32539e
1 changed files with 8 additions and 1 deletions
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src/ray/gcs/redis_context.cc
+8 -1
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@@ -301,7 +301,14 @@ Status ConnectWithRetries(const std::string &address, int port,
}
break;
}
RAY_LOG(WARNING) << "Failed to connect to Redis, retrying.";
if (*context == nullptr) {
RAY_LOG(WARNING) << "Could not allocate Redis context, retrying.";
}
if ((*context)->err) {
RAY_LOG(WARNING) << "Could not establish connection to Redis " << address << ":"
<< port << " (context.err = " << (*context)->err << ")"
<< ", retrying.";
}
// Sleep for a little.
std::this_thread::sleep_for(std::chrono::milliseconds(
RayConfig::instance().redis_db_connect_wait_milliseconds()));