clickhouse-数据副本踩坑

数据副本--失败，看日志

vim /var/log/clickhouse-server/clickhouse-server.err.log

select * from system.replication_queue;

hostname -f

目的：数据备份，防止丢失 + 高可用

操作：

建表需要ReplicatedMergeTree引擎

ENGINE = ReplicatedMergeTree('/clickhouse/tables/t_stock', 'suiyi')

'/clickhouse/tables/t_stock'  zk节点

config.xml添加zk节点信息，

报错解决1

Code: 198. DB::Exception: Not found address of host: p-96b7-ducg-0001.novalocal. (DNS_ERROR), Stack trace (when copying this message, always include the lines b

添加interserver_http_host

报错解决1

删除了err日志文件，/var/log/clickhouse-server/clickhouse-server.err.log，但是属组是root，需要改

参考：

https://blog.csdn.net/weixin_41984330/article/details/126561417