The following statistics are gathered by the Cassandra session ownership store implementation included with Rhino:

CassandraSessionOwnershipStats

Cassandra session ownership store statistics

OID: 1.3.6.1.4.1.19808.2.1.81.1.1

Name Short Name Mapping Description Type Unit Label Default View Source Units Default Display Units

batchesCreated

batches

2

Cassandra BATCH statements created

counter

#

counter

batchedStatements

bStmts

3

UPDATE/DELETE statements included in a BATCH

counter

#

counter

batchedStatementSizeTotal

bStmtSzT

4

Total size of all UPDATE/DELETE statements that were batched

counter

bytes

counter

notBatchedStatements

XbStmts

5

UPDATE/DELETE statements not included in a BATCH

counter

#

counter

notBatchedStatementSizeTotal

XbStmtSzT

6

Total size of all UPDATE/DELETE statements that were not batched

counter

bytes

counter

querySuccesses

succ

7

Database queries that executed successfully

counter

#

counter

queryFailures

fail

8

Database queries that failed during execution

counter

#

counter

resultHandlingExceptions

resExc

9

Exceptions thrown while handling statement results

counter

#

counter

recordsStored

str

10

Count of blind-write records stored successfully

counter

#

counter

recordStoreFailures

strF

11

Count of blind-write record store attempts that failed

counter

#

counter

casCreateRecordsStored

Cstr

12

Count of CAS-create records stored successfully

counter

#

counter

casCreateRecordStoreFailures

CstrF

13

Count of CAS-create record store attempts that failed

counter

#

counter

casSequenceRecordsStored

Sstr

14

Count of CAS-sequence records stored successfully

counter

#

counter

casSequenceRecordStoreFailures

SstrF

15

Count of CAS-sequence record store attempts that failed

counter

#

counter

recordsDeleted

del

16

Count of blind-write records deleted successfully

counter

#

counter

recordDeleteFailures

delF

17

Count of blind-write record delete attempts that failed

counter

#

counter

casSequenceRecordsDeleted

Sdel

18

Count of CAS-sequence records deleted successfully

counter

#

counter

casSequenceRecordDeleteFailures

SdelF

19

Count of CAS-sequence record delete attempts that failed

counter

#

counter

retrievesSuccessful

retrS

20

Count of successful retrieve attempts that returned useful data

counter

#

counter

retrievesNoData

retrN

21

Count of successful retrieve attempts that returned no data

counter

#

counter

retrieveFailures

retrF

22

Count of retrieve attempts that failed

counter

#

counter

requestQueueOverflows

qOvf

27

Count of session ownership requests that could not be fulfilled due to lack of space in the thread pool request queue

counter

#

counter

executorDriverExceptions

drvExc

50

Exceptions thrown from the Cassandra driver while executing statements

counter

#

counter

batchedStatementSize

bStmtSz

Size of UPDATE/DELETE statements that were batched

sample

bytes

count

count

notBatchedStatementSize

XbStmtSz

Size of UPDATE/DELETE statements that were not batched

sample

bytes

count

count

persistedBatchSize

persSz

Total size of all UPDATE/DELETE statements batched in each persistence cycle

sample

bytes

count

count

readTime

readT

Time taken to execute each SELECT statement

sample

ms

time/milliseconds

time/milliseconds

writeTime

writeT

Time taken to execute (potentially batched) UPDATE/DELETE statements

sample

ms

time/milliseconds

time/milliseconds

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Rhino Version 3.2