Confluence | Unable to edit/save the article (unable to connect to the server/unable to save changes)

ERROR: Attempting to operate on hdfs namenode as rootERROR: but there is no HDFS_NAMENODE_USER defined. Aborting operation.ERROR: Attempting to operate on hdfs secondarynamenode as rootERROR: but ther

clickhouse-client --host=localhost --port=9000 --user=default --password="123456" --query="SELECT * FROM database.table"

Out of memory: Kill process | Resolve the issue of automatic process exit

Cannot connect to core dump or remote debug server. Use jhsdb jmap instead；ERROR: ptrace(PTRACE_ATTACH, ..) failed for 30865: Operation not permitted

Docker container - dockerfile details

arm64 build amd64 images

Docker container - lightweight visualizer

Cloud Native | Kubernetes - cluster troubleshooting

Docker container - implements MySQL master slave replication+read write separation (Docker+MySQL+MyCat)