Opster Team
Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many errors.
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This guide will help you check for common problems that cause the log ” Failed to close a socket. ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: ping.
Log Context
Log “Failed to close a socket.” classname is CopyBytesServerSocketChannel.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
logger.warn("Failed to create a new channel from an accepted socket."; t); try { ch.close(); } catch (Throwable t2) { logger.warn("Failed to close a socket."; t2); } } return 0; }
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Jose Rafaelly
Head of System Engineering at Everymundo