Hi,

You should monitor Goldengate everytime, because Goldengate gets error frequently.

Golden gate Lag Monitoring Script

If you want to learn more details about Goldengate architecture, read the following post.

Oracle Goldengate Architecture

Goldengate monitoring scripts

If you have many replication especially many databases and tables, then you may get error frequently.

You should constantly monitor Goldengate with following scripts.

Displays the status of all Goldengate processes like following query

GGSCI (deveci01) 21> info all

Monitoring Goldengate through SQL

You can monitor extract , pumper and replicat processes like following.

GGSCI (deveci01) 21> info extract EXDEV01

GGSCI (deveci01) 19> info extract EXDEV01

GGSCI (deveci01) 20> info replicat RXDEV01

GGSCI (deveci01) 20> info PROCESS_NAME

Displays the status of the Manager Process like following query

GGSCI (deveci01) 23> status manager

Manager is running (IP port deveci01.7809).

Show Extraction status

GGSCI (deveci01) 24> status extract EXDEV01
EXTRACT EXDEV01: RUNNING

Shows details of a specific extract process.

GGSCI (deveci01) 6> info extract EXDEV01, detail

EXTRACT EXDEV01 Last Started 2019-02-19 11:19 Status RUNNING
Checkpoint Lag 00:00:00 (updated 00:00:02 ago)
Log Read Checkpoint Oracle Redo Logs
2019-02-26 10:45:18 Seqno 786, RBA 44710400

Target Extract Trails:

Remote Trail Name Seqno RBA Max MB

/u01/oracle/software/goldengate/dirdat/lt 2 55644 10

Extract Source Begin End

/u02/oradata/apex/redo03.log 2019-02-19 11:13 2019-02-26 10:45




Current directory /u01/oracle/software/goldengate

Report file /u01/oracle/software/goldengate/dirrpt/EXDEV01.rpt
Parameter file /u01/oracle/software/goldengate/dirprm/EXDEV01.prm
Checkpoint file /u01/oracle/software/goldengate/dirchk/EXDEV01.cpe
Process file /u01/oracle/software/goldengate/dirpcs/EXDEV01.pce
Stdout file /u01/oracle/software/goldengate/dirout/EXDEV01.out
Error log /u01/oracle/software/goldengate/ggserr.log

Displays Extract status

GGSCI (deveci01) 35> send extract EXDEV01 status

Sending STATUS request to EXTRACT EXDEV01 ...

displays Extract Statistics

GGSCI (deveci01) 33> stats extract EXDEV01

Sending STATS request to EXTRACT EXDEV01 ...

View process rate ( ‘hr’,’min’ or ‘sec’ as a parameter for time )

Display the processing rates in hours or seconds of Goldengate processes

GGSCI (deveci01) 37> stats extract EXDEV02 reportrate hr

Sending STATS request to EXTRACT EXDEV02 ...

Display of latency between replicat and source

GGSCI (deveci01) 13> send extract EXDEV02, getlag

Sending GETLAG request to EXTRACT EXDEV02 ...
Last record lag: 3 seconds.
At EOF, no more records to process.

Detailed report of processes can be displayed like following.

GGSCI (deveci01) 2> view report EXDEV01

GGSCI (deveci01) 2> view report rep1

GGSCI (deveci01) 2> view report mgr

Child processes status like following.

GGSCI (deveci01) 8> send manager childstatus

Sending CHILDSTATUS request to MANAGER ...

Child Process Status - 6 Entries

ID Group Process Retry Retry Time Start Time
---- -------- ---------- ----- ------------------ -----------
0 EXDEV01 1925238 0 None 2019/02/19 11:07:54
1 DPUMP 2195496 0 None 2019/02/19 11:08:02
2 MSSQL1 422034 0 None 2019/02/22 13:54:59
4 MYREP 1302702 0 None 2019/02/23 09:08:34
6 DEVLOAD 1200242 0 None 2019/02/23 11:05:01
7 EXDEV02 2076844 0 None 2019/02/26 08:29:22

Do you want to learn Oracle Goldengate, then read the following articles.

Oracle Goldengate Tutorials for Beginners