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Briefly, this error occurs when OpenSearch fails to close a server channel for a specific profile. This could be due to network issues, resource constraints, or a bug in the software. To resolve this issue, you can try restarting the OpenSearch service, checking the system resources to ensure there’s enough memory and CPU available, and updating OpenSearch to the latest version to fix any potential bugs. If the problem persists, consider checking the network configuration and firewall settings to ensure they are not blocking the server channel.
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This guide will help you check for common problems that cause the log ” Error closing serverChannel for profile [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: .
Log Context
Log “Error closing serverChannel for profile [{}]” classname is TcpTransport.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :
for (Map.Entry> entry : serverChannels.entrySet()) { String profile = entry.getKey(); List channels = entry.getValue(); ActionListener closeFailLogger = ActionListener.wrap( c -> {}; e -> logger.warn(() -> new ParameterizedMessage("Error closing serverChannel for profile [{}]"; profile); e) ); channels.forEach(c -> c.addCloseListener(closeFailLogger)); CloseableChannel.closeChannels(channels; true); } serverChannels.clear();
