WARN 13:59:01,693 Transport error occurred during acceptance of message.
org.apache.thrift.transport.TTransportException: java.net.SocketException: Too many open files\
This is a common error occurs when using cassandra. This is caused due to the file limit of the system. To overcome this problem , we need to increase the file limit of the system.
you can follow this post to increase the file limit and it will solve this problem.