UDFS_OPS_PER_HOUR

This table summarizes the S3 file system statistics for each hour.

This table summarizes the S3 file system statistics for each hour.

Column Name Data Type Description
NODE_NAME VARCHAR Name of the node the file system is on.
FILESYSTEM VARCHAR Name of the file system, such as S3.
START_TIME TIMESTAMP Start time for statistics gathering.
END_TIME TIMESTAMP Stop time for statistics gathering.
AVG_OPERATIONS_PER_SECOND INTEGER Average number of operations per second during the specified hour.
AVG_ERRORS_PER_SECOND INTEGER Average number of errors per second during the specified hour.
RETRIES INTEGER Number of retry events during the specified hour.
METADATA_READS INTEGER Number of requests to write metadata during the specified hour. For example, S3 POST and DELETE requests are metadata writes.
METADATA_WRITES INTEGER Number of requests to write metadata during the specified hour. For example, S3 POST and DELETE requests are metadata writes.
DATA_READS INTEGER Number of read operations, such as S3 GET requests to download files, during the specified hour.
DATA_WRITES INTEGER Number of write operations, such as S3 PUT requests to upload files, during the specified hour.
UPSTREAM_BYTES INTEGER Number of bytes received during the specified hour.
DOWNSTREAM_BYTES INTEGER Number of bytes sent during the specified hour.

Examples

=> \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
...

See also

UDFS_OPS_PER_MINUTE