Friday, March 20, 2020

How to Monitor RMAN Backup through SQL Query

How to Monitor RMAN Backup through SQL Query


Script to check RMAN Configuration:

SELECT  name "PARAMETERS", value "RMAN CONFIGURATION"
FROM  v$rman_configuration
ORDER BY name;

Script to List RMAN Backup Piece:

SELECT bs.recid,
DECODE(   bp.status, 'A', 'Available', 'D', 'Deleted', 'X', 'Expired') status , bp.handle
handle, TO_CHAR(bp.start_time, 'dd/mm/yyyy HH24:MI:SS')start_time
, TO_CHAR(bp.completion_time, 'dd/mm/yyyy HH24:MI:SS') completion_time, bp.elapsed_seconds  "ELAPSED"
FROM
    v$backup_set bs JOIN v$backup_piece bp USING (set_stamp,set_count)
WHERE
    bp.status IN ('A', 'X') AND bp.completion_time > sysdate-1
ORDER BY bp.completion_time desc, bs.recid, bp.piece#;

Script to List RMAN Backup Set:

SELECT  bs.recid, DECODE(backup_type, 'L', 'Archived Logs', 'D', 'Datafile Full', 'I', 'Incremental') backup_type,
device_type "type", DECODE(bs.controlfile_included, 'NO', null, bs.controlfile_included) controlfile,
sp.spfile_included spfile, bs.incremental_level L,TO_CHAR(bs.start_time, 'dd/mm/yyyy HH24:MI:SS') start_time
  , TO_CHAR(bs.completion_time, 'dd/mm/yyyy HH24:MI:SS')  completion_time, bs.elapsed_seconds "ELAPSED", bp.tag, bs.block_size "BLOCK"
  FROM  v$backup_set  bs, (select distinct set_stamp, set_count, tag, device_type from v$backup_piece where status in ('A', 'X'))  bp,
   (select distinct set_stamp, set_count, 'YES' spfile_included from v$backup_spfile) sp
WHERE completion_time > sysdate -1
  AND bs.set_stamp = bp.set_stamp
  AND bs.set_count = bp.set_count
  AND bs.set_stamp = sp.set_stamp (+)
  AND bs.set_count = sp.set_count (+)
ORDER BY  completion_time desc, bs.recid;

Script to List RMAN Job done:

select SID, serial#, opname, START_TIME,TOTALWORK, sofar, (sofar/totalwork) * 100 done,
sysdate + TIME_REMAINING/3600/24 end_at, elapsed_seconds elapsed, username
from v$session_longops
Where totalwork = sofar
AND opname NOT LIKE '%aggregate%'
AND start_time > sysdate -1
AND opname like 'RMAN%';

Note: If you need to query running status of rman backup then you have to set totalwork > sofar in where condition.

Script to Monitor RMAN Job in Progress:

SELECT sid, serial#, sofar, totalwork, opname, round(sofar/totalwork*100,2) AS pct_complete
FROM v$session_longops
WHERE opname LIKE 'RMAN%'
AND opname NOT LIKE '%aggregate%' AND totalwork != 0
AND sofar <> totalwork;
Script to list RMAN spfile & Controlfile Backup:
SELECT bs.recid, sp.spfile_included spfile
, TO_CHAR(bs.completion_time, 'dd/mm/yyyy HH24:MI:SS') completion_time
, DECODE(status, 'A', 'Available', 'D', 'Deleted', 'X', 'Expired') status, handle
FROM v$backup_set  bs, v$backup_piece  bp, (select distinct set_stamp, set_count, 'YES' spfile_included
 from v$backup_spfile) sp
WHERE bs.set_stamp = bp.set_stamp
  AND bs.completion_time > sysdate -1
  AND bs.set_count = bp.set_count
  AND bp.status IN ('A', 'X')
  AND bs.set_stamp = sp.set_stamp
  AND bs.set_count = sp.set_count
ORDER BY  bs.completion_time desc, bs.recid, piece#;

Script to find size of Datafile and Archivelog Backup:

select trunc(completion_time) "BACKUP_DATE", sum(blocks*block_size)/1024/1024 "DBF_BACKUP",
(SELECT sum(blocks*block_size)/1024/1024  from v$backup_redolog
WHERE first_time > sysdate-1) "ARC_BACKUP"
from v$backup_datafile
WHERE completion_time > sysdate - 1
group by trunc(completion_time)
order by 1 DESC;

You can also use V$SESSION_LONGOPS to estimate when a job will complete for an RMAN backup or restore operation, because the total amount of work, the time the job began, and the amount of work left are known values.

SELECT sid, serial#, opname, ROUND(sofar/totalwork*100,2) AS pct_complete,
TO_CHAR(start_time,'dd-mon-yy hh24:mi') start_time, (sysdate-start_time)*24 hours_running,
((sysdate-start_time)*24*60)/(sofar/totalwork)-(sysdate-start_time)
*24*60 minutes_left, TO_CHAR((sysdate-start_time)/(sofar/totalwork)+start_time,'dd-mon-yy hh24:mi') est_comp_time
FROM v$session_longops
WHERE opname LIKE 'RMAN%'
AND opname NOT LIKE '%aggregate%'
AND totalwork != 0
AND sofar <> totalwork;                                             

Script to Report RMAN full, incremental and archivelog backups:

select SESSION_KEY, INPUT_TYPE, STATUS,
to_char(START_TIME,'mm/dd/yy hh24:mi') start_time,
to_char(END_TIME,'mm/dd/yy hh24:mi')   end_time,
elapsed_seconds/3600 hrs
from V$RMAN_BACKUP_JOB_DETAILS
order by session_key;

Script to Report RMAN full, incremental without archivelog backups:

col STATUS format a9
col hrs format 999.99
select
SESSION_KEY, INPUT_TYPE, STATUS,
to_char(START_TIME,'mm/dd/yy hh24:mi') start_time,
to_char(END_TIME,'mm/dd/yy hh24:mi')   end_time,
elapsed_seconds/3600                   hrs
from V$RMAN_BACKUP_JOB_DETAILS
where input_type='DB INCR'
order by session_key;

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