iCluster Message Categories

 

This is a brief description of the main categories of iCluster messages by message prefix.

CSI - messages dealing with IBM Cluster Resource Services and group, node, object specifier etc, configuration

DMK - communications API messages (TCP/IP, sockets. ports)

HAB - messages dealing with IFS (BSF) replication

HAD - messages dealing with PF-DTA and LF (i.e. database file) replication

HAM - Status Monitor messages

HAS - roleswitch and node heartbeat polling messages

HAX - staging store messages

HMO - history monitor messages

OMI - general replication messages, replication of non-journaled objects

SCI - sync check messages

XDMCLUSTER subsystem job

 

Primary Node Jobs
JOB	FUNCTION	DESCRIPTION	NO OF JOBS
DMCHATL	DMCHATL	TCP/IP Listening Job	1
DMM00000MO	DMCHAMO	Monitor Information out	1
DMS0xxxxCI	DMCHACI	Control information in	1
DMS0xxxxCO	DMCHACO	Control information out	1
DMS0xxxxDO	DMCHADO	Data out	1
HAMON	OMSM	Process monitor request on source	1
Groupname	OMGROUPJOB	Scrapes audit journal for object only	1
Groupname	HADDAS	HA Data Audit Scrape - Scrapes audit journal for data information	1 per group
Groupname	HADDJS	HA Data Journal Scrape - Scrapes data journal	1 per journal per group
Groupname	HADSFP	HA Data Save File Process	1 per journal per group
DM_DEFMGR	DM_DEFMGR	Definition Manager	1 per active node
DM_MONITOR	DM_MONITOR	Definition Manager Helper job	1 on master node only
DM_GRPSTS	DM_GRPSTS	Processes message requests such as group and node status	1 per active primary node
Secondary Node Jobs
JOB	FUNCTION	DESCRIPTION	NO OF JOBS
DMCHATL	DMCHATL	TCP/IP Listening Job	1
DMM00000MO	DMCHAMO	Monitor Information out	1
DMS0xxxxCI	DMCHACI	Control information in	1
DMS0xxxxCO	DMCHACO	Control information out	1
DMS0xxxxDI	DMCHADO	Data in	1
Groupname	OMRCV	Receives object only entries and sends to stage area	1
Groupname	OMTARGET	Applies object changes	1 per group
Groupname	HADDASR	HA Data Audit Scrape Receiver - Receives audit journal for data information from HADDAS	1 per journal per group
Groupname	HADDJSR	HA Data Journal Scrape Receiver - Receives data journal info from HADDJS and send it to stage area	1 per journal per group
Groupname	HADSFPR	HA Data Save File Process Receiver - receives save files from HADSFP and sends to stage area	1 per journal per group
Groupname	HADTUP	HA Transaction Update Process - match and merge process	1 per journal per group
DM_DEFMGR	DM_DEFMGR	Definition Manager	1 per active node
DM_MONITOR	DM_MONITOR	Definition Manager Helper job	1 on master node only
DM_GRPSTS	DM_GRPSTS	Processes message requests such as group and node status	1 per active primary node

If you have iCluster system value for using OS/400 Cluster Services specified as *YES, you will see the following jobs listed in the QSYSWRK subsystem.
QSYSWRK Jobs
JOB	FUNCTION	DESCRIPTION	NO OF JOBS
Groupname	QCSTCRGJOB	OS/400 cluster resource group jobs	1 per group
DM_INTGRP	QCSTCRGJOB	OS/400  cluster job for definition manager	1
QCSTCRGM	QCSTCRGMA	OS/400  cluster resource group manager job	1
QCSTCTL	QCSTCCJOB	OS/400 cluster control job	1
QTOGINTD	QTOGINTD	Internet Daemon Server	1