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via Apache's JIRA Issue Tracker by Jeremy Barlow, 1 year ago
org.apache.http.nio.reactor.IOReactorException: Failure opening socket at org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.processSessionRequests( at org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.processEvents( at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor.execute( at org.apache.http.impl.nio.conn.PoolingNHttpClientConnectionManager.execute( at org.apache.http.impl.nio.client.CloseableHttpAsyncClientBase$ at by: Too many open files in system at Method) at at at<init>( at at at org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.processSessionRequests( ... 5 more