UDFS_OPS_PER_HOUR
此表概述了 S3 文件系统每小时的统计信息。
示例
=> \x
Expanded display is on.
=> SELECT * FROM UDFS_OPS_PER_HOUR;
-[ RECORD 1 ]-------------+--------------------
node_name | e1
filesystem | S3
start_time | 2018-04-06 04:00:00
end_time | 2018-04-06 04:00:00
avg_operations_per_second | 0
avg_errors_per_second | 0
retries | 0
metadata_reads | 0
metadata_writes | 0
data_reads | 0
data_writes | 0
upstream_bytes | 0
downstream_bytes | 0
...