Trying to find out where the archive log destination is

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Kristoff
Posts: 30
Joined: Thu Jan 19, 2012 2:17 pm
Location: Manila, Philippines

Trying to find out where the archive log destination is

Post by Kristoff »

11.2.0.2.0/RHEL 5.6

In one of our DBs , because of archiver error , we want to increase the space in file system which host the archive logs.
This DB uses FRA, so it is showing USE_DB_RECOVERY_FILE_DEST. So, how to find the actual filesystem which stores the archive logs?

Code: Select all

SQL> show parameter log_archive_dest_1
 
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
log_archive_dest_1                   string      location=USE_DB_RECOVERY_FILE_DEST
log_archive_dest_10                  string
log_archive_dest_11                  string
log_archive_dest_12                  string
log_archive_dest_13                  string
log_archive_dest_14                  string
log_archive_dest_15                  string
log_archive_dest_16                  string
log_archive_dest_17                  string
log_archive_dest_18                  string
log_archive_dest_19                  string

SQL> archive log list
Database log mode              Archive Mode
Automatic archival             Enabled
Archive destination            USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence     18138
Next log sequence to archive   18141
Current log sequence           18141
Solution:
To check the actual location of the FRA:

Code: Select all

SQL> show parameter db_recovery_file_dest

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_recovery_file_dest                string      +FLASH
db_recovery_file_dest_size           big integer 100G
From above, it's an Automatic Storage Management (ASM) option for storage, which is the +FLASH.

The following uses the OS file system as the storage, which is /u01/oracle/data/db1/arch:

Code: Select all

SQL> show parameter db_recovery_file_dest

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_recovery_file_dest                string   /u01/oracle/data/db1/arch
db_recovery_file_dest_size           big integer 100G
db_recovery_file_dest_size=100G refers to the capacity limit for your FRA. There should be at least 100G free size for the disk group specified in case of ASM or on the OS file system to accommodate the size set in db_recovery_file_dest_size.

Use the query below to check the size of ASM:

Code: Select all

SET lines 200
col total_mb for 999,999,999.99
col free_mb for 999,999,999.99
col "% Free" for 999.99
SELECT GROUP_NUMBER,name,
  type,
  total_mb,
  free_mb,
  free_mb/total_mb*100 "% Free"
FROM V$ASM_DISKGROUP;
Sample output:

Code: Select all

GROUP_NUMBER NAME                           TYPE          TOTAL_MB         FREE_MB  % Free
------------ ------------------------------ ------ --------------- --------------- -------
           1 DATA                           EXTERN    6,105,270.00    1,362,515.00   22.32
           2 FLASH                          EXTERN    1,045,740.00      948,431.00   90.69
xaeresis
Posts: 196117
Joined: Wed Oct 04, 2023 2:39 pm

Re: Trying to find out where the archive log destination is

Post by xaeresis »

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xaeresis
Posts: 196117
Joined: Wed Oct 04, 2023 2:39 pm

Re: Trying to find out where the archive log destination is

Post by xaeresis »

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xaeresis
Posts: 196117
Joined: Wed Oct 04, 2023 2:39 pm

Re: Trying to find out where the archive log destination is

Post by xaeresis »

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