Error Code: 1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'Usage: mysqldump [OPTIONS] database [tables] OR mysqldump [OPTIONS] --databa' at line 1 报错:
最近ES遇到discover老是失败问题,ping主节点和node节点正常,抓包发现了大量的retransmission.tcp out of order.dup ack问题. Explanation 看到其他人也遇到过:https://community.pega.com/knowledgebase/articles/troubleshooting-elasticsearch-performance-tcp-network-analysis The example screen below s