PostgreSQL Statistics MIB for Net-SNMP

pgStatMIB ::= { iso(1) org(3) dod(6) internet(1) private(4) enterprises(1) pgsql(27645) 3 }

enterprises.pgsql.pgStatMIB => 1.3.6.1.4.1.27645.3

MIB tree designed so far

enterprises.pgsql (1.3.6.1.4.1.27645)
|
+--pgStatMIB(3)
   |
   +--pgstatServer(1)
   |  |
   |  +-- -R-- Integer32 pgstatServerDatabaseCount(1)
   |  +-- -R-- Unsigned  pgstatServerSize(2)
   |  +-- -R-- Gauge     pgstatServerBackends(3)
   |  +-- -R-- Counter   pgstatServerCommits(4)
   |  +-- -R-- Counter   pgstatServerRollbacks(5)
   |  +-- -R-- Counter   pgstatServerBlocksRead(6)
   |  +-- -R-- Counter   pgstatServerBlocksHit(7)
   |  +-- -R-- Unsigned  pgstatServerRollbackRatio(8)
   |  |        Range: 0..10000
   |  +-- -R-- Unsigned  pgstatServerCacheHitRatio(9)
   |           Range: 0..10000
   |
   +--pgstatDatabaseTable(2)
   |  |
   |  +--pgstatDatabaseEntry(1)
   |     |  Index: pgstatDatabaseId
   |     |
   |     +-- -R-- Integer32 pgstatDatabaseId(1)
   |     |        Range: 1..2147483647
   |     +-- -R-- String    pgstatDatabaseName(2)
   |     |        Textual Convention: DisplayString
   |     |        Size: 0..64
   |     +-- -R-- Unsigned  pgstatDatabaseSize(3)
   |     +-- -R-- Gauge     pgstatDatabaseBackends(4)
   |     +-- -R-- Counter   pgstatDatabaseCommits(5)
   |     +-- -R-- Counter   pgstatDatabaseRollbacks(6)
   |     +-- -R-- Counter   pgstatDatabaseBlocksRead(7)
   |     +-- -R-- Counter   pgstatDatabaseBlocksHit(8)
   |     +-- -R-- Counter   pgstatDatabaseTuplesReturned(9)
   |     +-- -R-- Counter   pgstatDatabaseTuplesFetched(10)
   |     +-- -R-- Counter   pgstatDatabaseTuplesInserted(11)
   |     +-- -R-- Counter   pgstatDatabaseTuplesUpdated(12)
   |     +-- -R-- Counter   pgstatDatabaseTuplesDeleted(13)
   |     +-- -R-- Unsigned  pgstatDatabaseRollbackRatio(14)
   |     |        Range: 0..10000
   |     +-- -R-- Unsigned  pgstatDatabaseCacheHitRatio(15)
   |     |        Range: 0..10000
   |     +-- -R-- Counter   pgstatDatabaseTuplesModified(16)
   |
   +--pgstatBgWriter(20)
      |
      +-- -R-- Counter   pgstatBgWriterCheckpointsTimed(1)
      +-- -R-- Counter   pgstatBgWriterCheckpointsRequested(2)
      +-- -R-- Counter   pgstatBgWriterBuffersCheckpoint(3)
      +-- -R-- Counter   pgstatBgWriterBuffersClean(4)
      +-- -R-- Counter   pgstatBgWriterMaxWrittenClean(5)
      +-- -R-- Counter   pgstatBgWriterBuffersBackend(6)
      +-- -R-- Counter   pgstatBgWriterBuffersAllocated(7)

Usage samples

Import MIB definitions for SNMP client

$ export MIBDIRS="+." MIBS=ALL

Get server individual values

$ snmpget localhost pgstatServerRollbackRatio.0 pgstatServerCacheHitRatio.0

PGSTAT-MIB::pgstatServerRollbackRatio.0 = Gauge32: 80
PGSTAT-MIB::pgstatServerCacheHitRatio.0 = Gauge32: 9987

Get all server-wide values

$ snmpwalk localhost pgstatServer

PGSTAT-MIB::pgstatServerDatabaseCount.0 = INTEGER: 8
PGSTAT-MIB::pgstatServerSize.0 = Gauge32: 708466976
PGSTAT-MIB::pgstatServerBackends.0 = Gauge32: 2
PGSTAT-MIB::pgstatServerCommits.0 = Counter32: 11460
PGSTAT-MIB::pgstatServerRollbacks.0 = Counter32: 92
PGSTAT-MIB::pgstatServerBlocksRead.0 = Counter32: 41803
PGSTAT-MIB::pgstatServerBlocksHit.0 = Counter32: 32249781
PGSTAT-MIB::pgstatServerRollbackRatio.0 = Gauge32: 80
PGSTAT-MIB::pgstatServerCacheHitRatio.0 = Gauge32: 9987

Get values from all databases in the server

$ snmpwalk localhost pgstatDatabase

PGSTAT-MIB::pgstatDatabaseId.12070 = INTEGER: 12070
PGSTAT-MIB::pgstatDatabaseId.16386 = INTEGER: 16386
PGSTAT-MIB::pgstatDatabaseName.12070 = STRING: postgres
PGSTAT-MIB::pgstatDatabaseName.16386 = STRING: rodrigo
PGSTAT-MIB::pgstatDatabaseSize.12070 = Gauge32: 6219556
PGSTAT-MIB::pgstatDatabaseSize.16386 = Gauge32: 6285092
PGSTAT-MIB::pgstatDatabaseBackends.12070 = Gauge32: 2
PGSTAT-MIB::pgstatDatabaseBackends.16386 = Gauge32: 0
PGSTAT-MIB::pgstatDatabaseCommits.12070 = Counter32: 1070
PGSTAT-MIB::pgstatDatabaseCommits.16386 = Counter32: 1293
PGSTAT-MIB::pgstatDatabaseRollbacks.12070 = Counter32: 3
PGSTAT-MIB::pgstatDatabaseRollbacks.16386 = Counter32: 2
PGSTAT-MIB::pgstatDatabaseBlocksRead.12070 = Counter32: 1068
PGSTAT-MIB::pgstatDatabaseBlocksRead.16386 = Counter32: 880
PGSTAT-MIB::pgstatDatabaseBlocksHit.12070 = Counter32: 48330
PGSTAT-MIB::pgstatDatabaseBlocksHit.16386 = Counter32: 52619
PGSTAT-MIB::pgstatDatabaseTuplesReturned.12070 = Counter32: 430008
PGSTAT-MIB::pgstatDatabaseTuplesReturned.16386 = Counter32: 559879
PGSTAT-MIB::pgstatDatabaseTuplesFetched.12070 = Counter32: 19391
PGSTAT-MIB::pgstatDatabaseTuplesFetched.16386 = Counter32: 18830
PGSTAT-MIB::pgstatDatabaseTuplesInserted.12070 = Counter32: 0
PGSTAT-MIB::pgstatDatabaseTuplesInserted.16386 = Counter32: 0
PGSTAT-MIB::pgstatDatabaseTuplesUpdated.12070 = Counter32: 0
PGSTAT-MIB::pgstatDatabaseTuplesUpdated.16386 = Counter32: 7
PGSTAT-MIB::pgstatDatabaseTuplesDeleted.12070 = Counter32: 0
PGSTAT-MIB::pgstatDatabaseTuplesDeleted.16386 = Counter32: 0
PGSTAT-MIB::pgstatDatabaseRollbackRatio.12070 = Gauge32: 28
PGSTAT-MIB::pgstatDatabaseRollbackRatio.16386 = Gauge32: 15
PGSTAT-MIB::pgstatDatabaseCacheHitRatio.12070 = Gauge32: 9784
PGSTAT-MIB::pgstatDatabaseCacheHitRatio.16386 = Gauge32: 9836
PGSTAT-MIB::pgstatDatabaseTuplesModified.12070 = Counter32: 0
PGSTAT-MIB::pgstatDatabaseTuplesModified.16386 = Counter32: 7

Get a single value from a specified database (numeric form)

$ snmpget localhost pgstatDatabaseBackends.12070 -On

.1.3.6.1.4.1.27645.3.2.1.4.12070 = Gauge32: 2

Get a single value from a specified database (description form)

$ snmpget localhost pgstatDatabaseRollbacks.16386 -Of

.iso.org.dod.internet.private.enterprises.pgsql.pgStatMIB.pgstatDatabaseTable.pgstatDatabaseEntry.pgstatDatabaseRollbacks.16386 = Counter32: 2

Get multiple values from all databases (tabular form)

$ snmptable localhost -Cl -CB -Ci -OX -Cb -Cc 16 -Cw 80 pgstatDatabaseTable

SNMP table: PGSTAT-MIB::pgstatDatabaseTable

Id              Name            Size            Backends        Commits         
Rollbacks       BlocksRead      BlocksHit       TuplesReturned  TuplesFetched   
TuplesInserted  TuplesUpdated   TuplesDeleted   RollbackRatio   CacheHitRatio   
TuplesModified  

index: [12070]
12070           postgres        6219556         2               1070            
3               1068            48330           430008          19391           
0               0               0               28              9784            
0               

index: [16386]
16386           rodrigo         6285092         0               1293            
2               880             52619           559879          18830           
0               7               0               15              9836            
7

Get all values from background writer

$ snmpwalk localhost pgstatBgWriter

PGSTAT-MIB::pgstatBgWriterCheckpointsTimed.0 = Counter32: 188
PGSTAT-MIB::pgstatBgWriterCheckpointsRequested.0 = Counter32: 8
PGSTAT-MIB::pgstatBgWriterBuffersCheckpoint.0 = Counter32: 40275
PGSTAT-MIB::pgstatBgWriterBuffersClean.0 = Counter32: 0
PGSTAT-MIB::pgstatBgWriterMaxWrittenClean.0 = Counter32: 0
PGSTAT-MIB::pgstatBgWriterBuffersBackend.0 = Counter32: 38153
PGSTAT-MIB::pgstatBgWriterBuffersAllocated.0 = Counter32: 43407

Get a single value from background writer (exact form)

$ snmpget localhost pgstatBgWriterCheckpointsRequested.0

PGSTAT-MIB::pgstatBgWriterCheckpointsRequested.0 = Counter32: 8

Get a single value from background writer (approximate form)

$ snmpgetnext localhost pgstatBgWriterBuffersCheckpoint

PGSTAT-MIB::pgstatBgWriterBuffersCheckpoint.0 = Counter32: 40275

Status of expected sub-trees

pgstatServer: DONE!
pgstatDatabases: still need data caching
pgstatAllTables
pgstatSysTables
pgstatUsrTables: specified
pgstatIOAllTables
pgstatIOSysTables
pgstatIOUsrTables
pgstatAllIndexes
pgstatSysIndexes
pgstatUsrIndexes: specified
pgstatIOAllIndexes
pgstatIOSysIndexes
pgstatIOUsrIndexes
pgstatIOAllSequences
pgstatIOSysSequences
pgstatIOUsrSequences
pgstatActivity
pgstatBgWriter: DONE!
pgstatDatabaseConflicts
pgstatReplication
pgstatUserFunctions

Name		Name	Last commit message	Last commit date
Latest commit History 104 Commits
labs		labs
screens		screens
specs		specs
src		src
.gitignore		.gitignore
EXAMPLE		EXAMPLE
PGSTAT-MIB-UserTables.txt		PGSTAT-MIB-UserTables.txt
PGSTAT-MIB.txt		PGSTAT-MIB.txt
README.md		README.md
TODO		TODO
USAGE-AGENT		USAGE-AGENT
USAGE-CLIENT		USAGE-CLIENT

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