Host Controller: Channel Traffic Columns - Advanced SQL Engine - Teradata Database

Resource Usage Macros and Tables

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
17.00
Published
June 2020
Language
English (United States)
Last Update
2021-01-23
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fwg1557098454552.ditamap
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dita:id
B035-1099
lifecycle
previous
Product Category
Teradata Vantageā„¢
These columns identify the traffic between the host and the node in three levels of granularity:
  • Blocks
  • Messages
  • KB

Blocks are made up of some amount of variable sized messages. ReadKB and WriteKB identify the KB involved in the traffic.

For information on the ResUsageSpma table channel and TCP/IP network traffic columns, see Host Controller Channel and TCP/IP Network Traffic Columns.

Column Name Mode Description Data Type
HostBlockReads count Number of blocks read in from the host. FLOAT
HostBlockWrites count Number of blocks written out to the host. FLOAT
HostMessageReads count Number of messages read in from the host. FLOAT
HostMessageWrites count Number of messages written out to the host. FLOAT
HostReadKB count KB transferred in from the host. FLOAT
HostWriteKB count KB transferred out to the host. FLOAT