17.05 - Logical Device: Outstanding Requests Columns - Teradata Database

Teradata Vantageā„¢ - Resource Usage Macros and Tables

prodname
Advanced SQL Engine
Teradata Database
vrm_release
17.00
17.05
created_date
June 2020
category
Administration
User Guide
featnum
B035-1099-170K

These columns represent the number of outstanding operation requests and the amount of time with outstanding requests for the logical device.

Column Name Mode Description Data Type
LdvOutReqDiv count Average value calculated by the ResSldvView view as shown below.

LdvOutReqAvg = LdvOutReqSum / LdvOutReqDiv

FLOAT
LdvOutReqSum count Time-weighted total of samples in centiseconds spent doing I/O. LdvOutReqDiv contains the divisor, which is the delta time in centiseconds for the sample. FLOAT
LdvOutReqTime count Total time in centiseconds with (any) outstanding requests. The values in this column should be less than or equal to the reported logging period. FLOAT