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in k8s don't use metadata_failure_recovery as doc. IP not supported in common k8s, if your k8s keep IP static, you can use it, if not please config enable_fqdn_mode= true in fe's configmap. if you use IP mode in k8s not supported IP keep static, please remove the doris cluster to redeploy.
按照官方文档的说法,需要在找到image最新的fe节点后带上metadata_failure_recovery参数重启该节点,然后DROP 掉FOLLOWER/OBSERVER,再手动加入。
我尝试的步骤为:
1 备份各fe的meta data,并将最新的meta data拷贝到fe-0
2 缩容fe为1个副本,在configmap将metadata_failure_recovery设置为true重启fe-0
3 在启动成功,且该节点成为master后,连接到该节点检查操作是否正常,如果正常drop掉其他节点
4 删除其他节点的pvc
5 修改configmap,去掉metadata_failure_recovery,并对fe进行扩容操作
但在执行第二步后,fe只剩了一个副本,但是启动失败,错误日志为:
![image](https://private-user-images.githubusercontent.com/8794555/365092188-64836a07-6f1e-4317-9dbe-052e83451b1d.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.TpBD0U4U7yDcPa1fJdsL_03RXIQqUs3Mi-j14Q2gwOI)
原因应该是helm upgrade之后,IP发生了变化,这请这时该如何补救呢?
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