|
Topic |
E-Mail Alert for Archive log gap |
|
Applicable Error Code |
N/A |
|
Versions Affected |
7.0.X and 8.0.X |
|
Platforms Affected |
All Platforms |
|
Source/Target (If Replication) |
N/A |
|
Problem Statement |
To configure email alerts only when the standby database is number of archives behind |
|
Fix |
Generic Article |
|
Warning |
Backup of DDC file before performing the task |
Article:
1. Edit the DDC file dbv_SID.env
2. Add the below entries in the DDC file in the “Mail setting” and “Advanced Mail setting” , if a particular parameter is not found you can add them in these portion of the DDC file(The values provided below are just an example).
SEND_MAIL_FLAG = Y
SEND_MAIL_FLAG_DR = Y
MAILCFG_AUTH_USER = vijay.sivaprakasam@dbvisit.com
MAILCFG_AUTH_USER_DR =vijay.sivaprakasam@dbvisit.com
MAILCFG_AUTH_PASSWD =xxxxxxxxxxx
MAILCFG_AUTH_PASSWD_DR =xxxxxxxxx
MAILCFG_CC =
MAILCFG_BCC =
MAILCFG_ATTACH_TRACEFILE = Y
MAILCFG_ATTACH_TRACEFILE_MAX_SIZE_IN_BYTES = 768000
MAILCFG_PORT =465
MAILCFG_PORT_DR =465
MAILCFG_DEBUG =
MAILCFG_TIME_OUT =
MAILCFG_PROTOCOL =SSL
MAILCFG_FROM = oracle@dbvlab01.com
MAILCFG_FROM_DR = oracle@dbvlab03.com
MAILCFG_SMTP_SERVER = smtp.gmail.com
MAILCFG_SMTP_SERVER_DR = smtp.gmail.com
SUCCESSMAIL = N
SUCCESSMAIL_DR = N
Below parameter has to be enabled to make sure you get email for the log gap.
EMAIL_LOG_GAP_REPORT = Y
3. The example also shows if a particular value is not applicable to you, please leave it blank.
4. Set the below parameters by searching the DDC file to set a threshold for archive log gap.
ARCHIVE_LOG_GAP_THRESHOLD = 5
TRANSFER_LOG_GAP_THRESHOLD = 5
5. You can schedule a log gap report either in cron for unix or a scheduler in windows.
./dbvisit -i <DDC> - For Version 7.0
./dbvctl -d <DDC> -i For version 8.0
6. The test run would result in a output like below
oracle@dbvlab01[/usr/dbvisit/standby]: ./dbvisit -i devdb
=============================================================
Dbvisit Standby Database Technology (7.0.64.18214) (pid 9725)
dbvisit started on dbvlab01: Tue Jan 17 15:11:35 2017 ()
=============================================================
201701171511 - Alert! Archive log gap of 14 for devdb has exceeded ARCHIVE_LOG_GAP_THRESHOLD (5).
201701171511 - Alert! Transfer log gap of 14 for devdb has exceeded TRANSFER_LOG_GAP_THRESHOLD (5).
Dbvisit Standby log gap report for devdb at 201701171511:
-------------------------------------------------------------
Standby database on dbvlab03 is at sequence: 35.
Primary database on dbvlab01 is at log sequence: 50.
Primary database on dbvlab01 is at archived log sequence: 49.
Dbvisit Standby last transfer log sequence: 35.
Dbvisit Standby last transfer at: 201701171509.
Archive log gap for devdb: 14.
Transfer log gap for devdb: 14.
Standby database time lag (HH:MI:SS): 00:02:07.
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