17.05 - Teradata VS: Disk Cache 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 track the node local NVMe SSD disk cache usage.

Column Name Mode Description Data Type
DiskCacheReadCnt count Total number of 4KB blocks read.

This column is valid on SLES11 SP3 or later systems only.

FLOAT
DiskCacheWriteCnt count Total number of 4KB blocks written.

This column is valid on SLES11 SP3 or later systems only.

FLOAT
DiskCacheReadHitCnt count Number of 4KB blocks read from the disk cache.

This column is valid on SLES11 SP3 or later systems only.

FLOAT
DiskCacheWriteHitCnt count Number of 4KB blocks written to the disk cache.

This column is valid on SLES11 SP3 or later systems only.

FLOAT
DiskCacheFillCnt count Number of 4KB blocks written to the disk cache due to PDISK read operations.

Total 4KB blocks written to cache = DiskCacheWriteHitCnt+DiskCacheFillCnt.

This column is valid on SLES11 SP3 or later systems only.

FLOAT
DiskCacheInUseKB track Current KBs of disk cache in use.

This column is valid on SLES11 SP3 or later systems only.

FLOAT
DiskCacheTotalKB track Total KBs of disk cache available for the pdisk. The value is 0 if disk cache is disabled or not used.

This column is valid on SLES11 SP3 or later systems only.

FLOAT