Oracle Internals
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Oracle 11.1 Background Processes

In Oracle 9.2 there were 69 background parameters; in Oracle 10.1 there are 109 background processes

The following table shows the 53 background processess that were added in Oracle 10.1

NameDescription
ARB0ASM Rebalance 0
ARB1ASM Rebalance 1
ARB2ASM Rebalance 2
ARB3ASM Rebalance 3
ARB4ASM Rebalance 4
ARB5ASM Rebalance 5
ARB6ASM Rebalance 6
ARB7ASM Rebalance 7
ARB8ASM Rebalance 8
ARB9ASM Rebalance 9
ARBAASM Rebalance 10
ASMBASM Background
CTWRChange Tracking Writer
INSVData Guard Broker INstance SlaVe Process
LMSaGlobal cache service process 10
LMSbGlobal cache service process 11
LMScGlobal cache service process 12
LMSdGlobal cache service process 13
LMSeGlobal cache service process 14
LMSfGlobal cache service process 15
LMSgGlobal cache service process 16
LMShGlobal cache service process 17
LMSiGlobal cache service process 18
LMSjGlobal cache service process 19
LNS0Network Server 0
LNS1Network Server 1
LNS2Network Server 2
LNS3Network Server 3
LNS4Network Server 4
LNS5Network Server 5
LNS6Network Server 6
LNS7Network Server 7
LNS8Network Server 8
LNS9Network Server 9
LSP2Set Guard Standby Information for Logical Standby
MMANMemory Manager
MMNLManageability Monitor Process 2
MMONManageability Monitor Process
NSV0Data Guard Broker NetSlave Process 0
NSV1Data Guard Broker NetSlave Process 1
NSV2Data Guard Broker NetSlave Process 2
NSV3Data Guard Broker NetSlave Process 3
NSV4Data Guard Broker NetSlave Process 4
NSV5Data Guard Broker NetSlave Process 5
NSV6Data Guard Broker NetSlave Process 6
NSV7Data Guard Broker NetSlave Process 7
NSV8Data Guard Broker NetSlave Process 8
NSV9Data Guard Broker NetSlave Process 9
QMNCAQ Coordinator
RBALASM Rebalance master
RSM0Data Guard Broker Resource Guard Process 0
RSM1Data Guard Broker Resource Guard Process 1
RVWRRecovery Writer

The following table shows the 13 background processess that were removed from Oracle 10.1

NameDescription
LNSVNetwork Server
NSV0DR Server NetSlave Process 0
QMN0AQ Time Manager Process 0
QMN1AQ Time Manager Process 1
QMN2AQ Time Manager Process 2
QMN3AQ Time Manager Process 3
QMN4AQ Time Manager Process 4
QMN5AQ Time Manager Process 5
QMN6AQ Time Manager Process 6
QMN7AQ Time Manager Process 7
QMN8AQ Time Manager Process 8
QMN9AQ Time Manager Process 9
RSM0DR Resource Manager Process