MonitorAMPLoad Function | Application Programming Reference | Teradata Vantage - 17.05 - MonitorAMPLoad - Teradata Database

Teradata Vantageā„¢ - Application Programming Reference

prodname
Advanced SQL Engine
Teradata Database
vrm_release
17.00
17.05
created_date
June 2020
category
Programming Reference
featnum
B035-1090-170K

Purpose

Returns the data from the third statement of the MONITOR AWT RESOURCE request response.

Definition

REPLACE FUNCTION SYSLIB.MonitorAMPLoad()
  RETURNS TABLE
   (VprocNo SMALLINT,
    AvailableAWTs INTEGER,
    InUseAWTs INTEGER,
    MsgCount INTEGER,
    DQMsgCount INTEGER
    AvailableAWTsForAll INTEGER
   )
    .
    .
    .
;

Usage Notes - MonitorAMPLoad

For information on the third statement returned from the MONITOR AWT RESOURCE request response, see Statement 3 - MONITOR AWT RESOURCE.

Result Rows

Column Name Description
VprocNo AMP vproc number.
AvailableAWTs Number of available AMP worker tasks in each AMP.
InUseAWTs Number of active AMP worker tasks in each AMP.
MsgCount Number of messages currently queued for delivery to each AMP.
DQMsgCount Number of messages processed by each AMP.
AvailableAWTsForAll The number of available AMP worker tasks in the unreserved pool in each AMP.

Example: Data Reported in Statement 3 of MONITOR AWT RESOURCE

This example shows the data reported in statement 3 of MONITOR AWT RESOURCE.

SELECT * FROM TABLE (MonitorAMPLoad()) AS t1;

*** Query completed. 4 rows found. 6 columns returned.
*** Total elapsed time was 1 second.

            VprocNo       0
      AvailableAWTs           49
          InUseAWTs            2
           MsgCount            0
         DQMsgCount          737
AvailableAWTsForAll           55
            VprocNo       1
      AvailableAWTs           49
          InUseAWTs            1
           MsgCount            0
         DQMsgCount          765
AvailableAWTsForAll           56
            VprocNo       2
      AvailableAWTs           49
          InUseAWTs            1
           MsgCount            0
         DQMsgCount          695
AvailableAWTsForAll           56
            VprocNo       3
      AvailableAWTs           48
          InUseAWTs            2
           MsgCount            0
         DQMsgCount          863
AvailableAWTsForAll           56