Summary statistics about the statement cache
(INSTANCEID)
Name | Data Type | Description |
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INSTANCEID | long | Instance ID; 0 = non-CE |
CACHENAME | string(16) | Literal: "Statement Cache"; created by Surveillance |
TOTALSIZEKB | double | Configured size of the statement cache, in kilobytes |
USEDSIZEKB | double | Amount of the statement cache that is currently in use, in kilobytes |
NUMSTATEMENTS | long | Number of statements |
NUMSEARCHES | long | Number of searches performed |
HITCOUNT | long | Number of searches performed where a match was found |
MISSCOUNT | long | Number of searches performed where a match was not found |
NUMINSERTS | long | Number of inserted statements |
NUMREMOVALS | long | Number of removed statements |
NUMRECOMPILESSCHEMACHANGES | long | Number of recompiles due to schema changes |
NUMRECOMPILESPLANFLUSHES | long | Number of recompiles due to plan flushes |
MERGESTATUS | long | Internal-use merge status; created by Surveillance |
TOTALSIZEB | double | Configured size of the statement cache, in bytes |
USEDSIZEB | double | Amount of the statement cache that is currently in use, in bytes |
NUMSEARCHES_CURRENT | double | Delta number of searches performed |
NUMSEARCHES_OVERALL | double | Total number of searches performed, since collection started |
HITCOUNT_CURRENT | double | Delta number of searches performed where a match was found |
HITCOUNT_OVERALL | double | Total number of searches performed where a match was found, since collection started |
NUMINSERTS_CURRENT | double | Delta number of inserted statements |
NUMINSERTS_OVERALL | double | Total number of inserted statements, since collection started |
NUMREMOVALS_CURRENT | double | Delta number of removed statements |
NUMREMOVALS_OVERALL | double | Total number of removed statements, since collection started |
MISSCOUNT_CURRENT | double | Delta number of searches performed where a match was not found |
MISSCOUNT_OVERALL | double | Total number of searches performed where a match was not found, since collection started |
MISS_PCT | double | Search miss %, in interval |
MISS_PCT_AVG | double | Average search miss %, over each interval since collection started |
MISS_PCT_MAX | double | Maximum search miss %, over each interval since collection started |
TOT_MISS_PCT | double | Search miss %, since ASE instance started |
OVR_MISS_PCT | double | Search miss %, over all intervals since collection started |
USED_PCT | double | % of statement cache currently in use |
Attributes: | MDA |
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Minimum database version: | 15.0.2 |