Use NTH Group Bufferpool St attributes to create situations that monitor group buffer pool data for near term history.
Buffer Pool The buffer pool identifier. Valid format is an integer.
Castout The number of pages cast out from the group buffer pool. Valid format is an integer.
Castouts Bufferpool Threshold Indicates the number of times a castout was initiated. Valid format is an integer.
Castouts Class Threshold Indicates the number of times a castout was initiated due to the castout class threshold. Valid format is an integer.
Castout Class Level Threshold Indicates the castout identifier, the class, the level, and the threshold. Valid format is an integer.
Castout Engine Not Available Indicates the number of times a castout engine was not available. Valid format is an integer.
Changed Pages Written Indicates the number of SES-Writes for the changes pages. Valid format is an integer.
Changed Pages Written System Indicates the number of SES-Writes for the changes pages, under a specific DB2 system. Valid format is an integer.
Changed Pages System Indicates the number of SES-Writes under a specific DB2 system. Valid format is an integer.
Checkpoint Interval Indicates the group bufferpool checkpoint interval (in minutes).
Clean Pages Written Indicates the number of SES-Writes for clean pages. Valid format is an integer.
DB2 Subsystem The identifier of a DB2 subsystem. Valid format is alphanumeric with a maximum of 4 characters.
Data Entries The number of allocated data entries. Valid format is an integer.
Directory Entries The number of allocated directory entries. Valid format is an integer.
Directory Data Ratio The current directory entry/data entry ratio. Valid format is an integer.
Hit Percent The percentage (in tenths) of read hits. Valid format is an integer.
IXLCACHE Reads Stgstats The number of other SES requests. Valid format is an integer.
Interval End The timestamp when data collection ended at the specified interval.
Value Format
The format is CYYMMDDHHMMSSmmm, where:
C |
Century(0 for 20th, 1 for 21st, and so on) |
YY |
Year |
MM |
Month |
DD |
Day |
HH |
Hour |
MM |
Minute |
SS |
Second |
mmm |
Millisecond |
Interval Start The timestamp when data collection began at the specified interval.
Value Format
The format is CYYMMDDHHMMSSmmm, where:
C |
Century(0 for 20th, 1 for 21st, and so on) |
YY |
Year |
MM |
Month |
DD |
Day |
HH |
Hour |
MM |
Minute |
SS |
Second |
mmm |
Millisecond |
MVS System The MVS System Management Facility (SMF) identifier. Valid format is alphanumeric with a maximum of 4 characters; for example SP11.
Origin Node Node name of the DB2 system. Valid entry is an alphanumeric text string, with a maximum length of 32 characters.
Pages Not Returned Interest Percent The number of pages not returned, including the percentage of pages with interest (in tenths). Valid value is an integer in the range 0 - 100.
Pages Not Returned No Interest Percent The number of pages not returned, including the percentage of pages without interest (in tenths). Valid value is an integer in the range 0 - 100.
Pending Directory Data Ratio The current number of pending directory entries as compared to the data entry ratio. Valid value is an integer.
Reads The total number of read requests performed. Valid format is an integer.
Reads Cross Invalidation Data Not Returned The number of SES read requests due to cross-invalidation data not being returned. Valid format is an integer.
Reads Failed Storage The number of SES read requests that failed. Valid format is an integer.
Reads Not Found Data Not Returned The number of SES read requests due to pages not found. No data are returned Valid format is an integer.
Reads Not Found Data Returned The number of SES read requests due to pages not found. Valid format is an integer.
Read Write Failures The number of read/write failures. Valid format is an integer.
Sequential Prefetch Reads Data Returned The number of SES read requests performed by sequential prefetch, with the data returned. Valid format is an integer.
Sequential Prefetch Reads Data Not Returned The number of SES read requests performed by sequential prefetch, with the data not returned. Valid format is an integer.
Size The allocated size of the group bufferpool. Valid format is an integer.
Write Engine Not Available The number of times that an SES write engine is not available for SES writes. Valid format is an integer.
Writes The total number of writes. Valid format is an integer.
Writes Failed StorageThe number of SES write requests that failed. Valid format is an integer.
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