Friday, 16 December 2011

Steps to Add Redo Logs on RAC database

Steps on Instance 1(10.10.10.1) ORCL1 instance

select GROUP#,THREAD#,SEQUENCE#,BYTES/1024/1024,MEMBERS,ARCHIVED,STATUS from v$log where THREAD#=1;
   
GROUP#    THREAD#  SEQUENCE# BYTES/1024/1024    MEMBERS ARC STATUS
---------- ---------- ---------- --------------- ---------- --- ----------------
        11          1       60656             300           3 YES INACTIVE
        12          1       60657             300           3 NO  CURRENT
        13          1       60655             300           3 YES INACTIVE
        14          1       60651             300           3 YES INACTIVE
        15          1       60652             300           3 YES INACTIVE
        16          1       60653             300           3 YES INACTIVE
        17          1       60654             300           3 YES INACTIVE

7 rows selected.


select GROUP#,MEMBER from v$logfile where GROUP# in (11,12,13,14,15,16,17) order by 1;
 GROUP# MEMBER
---------- ----------------------------------------
        11 /data/redo01/ORCL/onlinelog/redo11a.dbf
        11 /data/redo02/ORCL/onlinelog/redo11b.dbf
        11 /data/redo03/ORCL/onlinelog/redo11c.dbf
        12 /data/redo01/ORCL/onlinelog/redo12a.dbf
        12 /data/redo02/ORCL/onlinelog/redo12b.dbf
        12 /data/redo03/ORCL/onlinelog/redo12c.dbf
        13 /data/redo02/ORCL/onlinelog/redo13b.dbf
        13 /data/redo03/ORCL/onlinelog/redo13c.dbf
        13 /data/redo01/ORCL/onlinelog/redo13a.dbf
        14 /data/redo03/ORCL/onlinelog/redo14c.dbf
        14 /data/redo01/ORCL/onlinelog/redo14a.dbf
        14 /data/redo02/ORCL/onlinelog/redo14b.dbf
        15 /data/redo03/ORCL/onlinelog/redo15c.dbf
        15 /data/redo02/ORCL/onlinelog/redo15b.dbf
        15 /data/redo01/ORCL/onlinelog/redo15a.dbf
        16 /data/redo02/ORCL/onlinelog/redo16b.dbf
        16 /data/redo03/ORCL/onlinelog/redo16c.dbf
        16 /data/redo01/ORCL/onlinelog/redo16a.dbf
        17 /data/redo01/ORCL/onlinelog/redo17a.dbf
        17 /data/redo02/ORCL/onlinelog/redo17b.dbf
        17 /data/redo03/ORCL/onlinelog/redo17c.dbf

21 rows selected.


(1)   ALTER DATABASE ADD LOGFILE THREAD 1
       GROUP 1 ('/data/redo01/ORCL/onlinelog/redo01a.dbf','/data/redo02/ORCL/onlinelog/redo01b.dbf','/data/redo03/ORCL/onlinelog/redo01c.dbf') SIZE 1024M,
       GROUP 2 ('/data/redo01/ORCL/onlinelog/redo02a.dbf','/data/redo02/ORCL/onlinelog/redo02b.dbf','/data/redo03/ORCL/onlinelog/redo02c.dbf') SIZE 1024M,
       GROUP 3 ('/data/redo01/ORCL/onlinelog/redo03a.dbf','/data/redo02/ORCL/onlinelog/redo03b.dbf','/data/redo03/ORCL/onlinelog/redo03c.dbf') SIZE 1024M);

(2)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=11;

        GROUP# ARC STATUS
---------- --- ----------------
        11 YES INACTIVE


       (2a) If not above Result than run
             
                 alter system switch logfile;

                 SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=11;

GROUP# ARC STATUS
---------- --- ----------------
        11 YES INACTIVE

(3)    alter database drop logfile group 11;

(4)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=12;
    
      GROUP# ARC STATUS
---------- --- ----------------
        12 YES INACTIVE  

         (4a) If not above Result than run

alter system switch logfile;


SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=12;
    
      GROUP# ARC STATUS
---------- --- ----------------
        12 YES INACTIVE  

(5)  alter database drop logfile group 12;

(6)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=13;
    
      GROUP# ARC STATUS
---------- --- ----------------
        13 YES INACTIVE  

         (6a) If not above Result than run

alter system switch logfile;

SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=13;
    
      GROUP# ARC STATUS
---------- --- ----------------
        13 YES INACTIVE  


(7) alter database drop logfile group 13;

(8) ALTER DATABASE ADD LOGFILE THREAD 1
      GROUP 4 ('/data/redo01/ORCL/onlinelog/redo04a.dbf','/data/redo02/ORCL/onlinelog/redo04b.dbf','/data/redo03/ORCL/onlinelog/redo04c.dbf') SIZE 1024m;


(9) SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=14;
    
      GROUP# ARC STATUS
---------- --- ----------------
        14 YES INACTIVE  

         (9a) If not above Result than run

alter system switch logfile;

SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=14;
    
      GROUP# ARC STATUS
---------- --- ----------------
        14 YES INACTIVE


(10)  alter database drop logfile group 14;


(11)  ALTER DATABASE ADD LOGFILE THREAD 1
      GROUP 5 ('/data/redo01/ORCL/onlinelog/redo05a.dbf','/data/redo02/ORCL/onlinelog/redo05b.dbf','/data/redo03/ORCL/onlinelog/redo05c.dbf') SIZE 1024m;


(12) SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=15;
    
      GROUP# ARC STATUS
---------- --- ----------------
        15 YES INACTIVE  

         (12a) If not above Result than run

alter system switch logfile;

SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=15;
    
      GROUP# ARC STATUS
---------- --- ----------------
        15 YES INACTIVE


(13)  alter database drop logfile group 15;


(14)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=16;
    
      GROUP# ARC STATUS
---------- --- ----------------
        16 YES INACTIVE  

         (14a) If not above Result than run

alter system switch logfile;

SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=16;
    
      GROUP# ARC STATUS
---------- --- ----------------
        16 YES INACTIVE

(15) alter database drop logfile group 16;


(16)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=17;
    
      GROUP# ARC STATUS
---------- --- ----------------
        17 YES INACTIVE  

         (16a) If not above Result than run

alter system switch logfile;

SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=17;
    
      GROUP# ARC STATUS
---------- --- ----------------
        17 YES INACTIVE



(17) alter database drop logfile group 17;





Steps on Instance 2(10.10.10.2) ORCL2 Instance
 
 
select GROUP#,THREAD#,SEQUENCE#,BYTES/1024/1024,MEMBERS,ARCHIVED,STATUS from v$log where THREAD#=2;

 GROUP#    THREAD#  SEQUENCE# BYTES/1024/1024    MEMBERS ARC STATUS
---------- ---------- ---------- --------------- ---------- --- ----------------
        21          2       53168             300           3 YES INACTIVE
        22          2       53170             300           3 YES ACTIVE
        23          2       53169             300           3 YES INACTIVE
        24          2       53171             300           3 NO   CURRENT
        25          2       53165             300           3 YES INACTIVE
        26          2       53166             300           3 YES INACTIVE
        27          2       53167             300           3 YES INACTIVE

7 rows selected.

select GROUP#,MEMBER from v$logfile where GROUP# not in (11,12,13,14,15,16,17) order by 1;

 GROUP# MEMBER
---------- ----------------------------------------
        21 /data/redo04/ORCL/onlinelog/redo21a.dbf
        21 /data/redo05/ORCL/onlinelog/redo21b.dbf
        21 /data/redo06/ORCL/onlinelog/redo21c.dbf
        22 /data/redo04/ORCL/onlinelog/redo22a.dbf
        22 /data/redo05/ORCL/onlinelog/redo22b.dbf
        22 /data/redo06/ORCL/onlinelog/redo22c.dbf
        23 /data/redo04/ORCL/onlinelog/redo23a.dbf
        23 /data/redo05/ORCL/onlinelog/redo23b.dbf
        23 /data/redo06/ORCL/onlinelog/redo23c.dbf
        24 /data/redo04/ORCL/onlinelog/redo24a.dbf
        24 /data/redo05/ORCL/onlinelog/redo24b.dbf
        24 /data/redo06/ORCL/onlinelog/redo24c.dbf
        25 /data/redo04/ORCL/onlinelog/redo25a.dbf
        25 /data/redo05/ORCL/onlinelog/redo25b.dbf
        25 /data/redo06/ORCL/onlinelog/redo25c.dbf
        26 /data/redo04/ORCL/onlinelog/redo26a.dbf
        26 /data/redo05/ORCL/onlinelog/redo26b.dbf
        26 /data/redo06/ORCL/onlinelog/redo26c.dbf
        27 /data/redo04/ORCL/onlinelog/redo27a.dbf
        27 /data/redo05/ORCL/onlinelog/redo27b.dbf
        27 /data/redo06/ORCL/onlinelog/redo27c.dbf
21 rows selected. 

(18)   ALTER DATABASE ADD LOGFILE THREAD 2
      GROUP 6 ('/data/redo04/ORCL/onlinelog/redo06a.dbf','/data/redo05/ORCL/onlinelog/redo06b.dbf','/data/redo06/ORCL/onlinelog/redo06c.dbf') SIZE 1024M,
      GROUP 7 ('/data/redo04/ORCL/onlinelog/redo07a.dbf','/data/redo05/ORCL/onlinelog/redo07b.dbf','/data/redo06/ORCL/onlinelog/redo07c.dbf') SIZE 1024M,
      GROUP 8 ('/data/redo04/ORCL/onlinelog/redo08a.dbf','/data/redo05/ORCL/onlinelog/redo08b.dbf','/data/redo06/ORCL/onlinelog/redo08c.dbf') SIZE 1024M);

 

(19) SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=21;

GROUP# ARC STATUS
--------------- ---------- --- ----------------
      21 YES INACTIVE
  
                  
                           (19a)   If not above Result than run

                            alter system switch logfile ;

 SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=21;
GROUP# ARC STATUS
--------------- ---------- --- ----------------
      21 YES INACTIVE


(20) alter database drop logfile group 21;


(21)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=22;
GROUP# ARC STATUS
--------------- ---------- --- ----------------
      22 YES INACTIVE

                (21a)  If not above Result than run

                     alter system switch logfile;
                     SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=22;
GROUP# ARC STATUS
--------------- ---------- --- ----------------
      22 YES INACTIVE

(22)   alter database drop logfile group 22;


(23)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=23;

GROUP# ARC STATUS
---------------- ---------- --- ----------------
      23 YES INACTIVE

          (23a)  If not above Result than run

                    alter system switch logfile ;

SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=23;

GROUP# ARC STATUS
--------------- ---------- --- ----------------
      23 YES INACTIVE

(24)     alter database drop logfile group 23;


(25)  ALTER DATABASE ADD LOGFILE THREAD 2
      GROUP 9 ('/data/redo04/ORCL/onlinelog/redo09a.dbf','/data/redo05/ORCL/onlinelog/redo09b.dbf','/data/redo06/ORCL/onlinelog/redo09c.dbf') SIZE 1024M;


(26)   SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=24;

                   GROUP# ARC STATUS
---------- --- ----------------
      24 YES INACTIVE
                 
                (26a)  If not above Result than run
              
                 alter system switch logfile 24;

 SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=24;

GROUP# ARC STATUS
---------- --- ----------------
      24 YES INACTIVE

(27) alter database drop logfile group 24;


ALTER DATABASE ADD LOGFILE THREAD 2
      GROUP 10 ('/data/redo04/ORCL/onlinelog/redo10a.dbf','/data/redo05/ORCL/onlinelog/redo10b.dbf','/data/redo06/ORCL/onlinelog/redo10c.dbf') SIZE 1024M;


(28)  SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=25;

  GROUP# ARC STATUS
---------- --- ----------------
        25 YES INACTIVE


         (28a)  If not above Result than run

          alter system switch logfile ;

 SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=25;

  GROUP# ARC STATUS
---------- --- ----------------
        25 YES INACTIVE

(29)  alter database drop logfile group 25;


(30)          SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=26;

GROUP# ARC STATUS
---------- --- ----------------
        26 YES INACTIVE


                 (30a)  If not above Result than run
                      
alter system switch logfile;

 SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=26;

  GROUP# ARC STATUS
---------- --- ----------------
        26 YES INACTIVE


(31) alter database drop logfile group 26;


(32) SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=27;
GROUP# ARC STATUS
---------- --- ----------------
        27 YES INACTIVE

         
                (31a) If not above Result than run
               alter system switch logfile;

             SELECT GROUP#, ARCHIVED, STATUS FROM V$LOG where GROUP#=27;
GROUP# ARC STATUS
---------- --- ----------------
        27 YES INACTIVE


(32)    alter database drop logfile group 27;


Note:- Find Out the Output and Confirm with Planed Activity.

For Instance 1
select GROUP#,THREAD#,SEQUENCE#,BYTES/1024/1024,MEMBERS,ARCHIVED,STATUS from v$log where THREAD#=1;

select GROUP#,MEMBER from v$logfile where GROUP# in (1,2,3,4,5) order by 1;

For Instance 2
select GROUP#,THREAD#,SEQUENCE#,BYTES/1024/1024,MEMBERS,ARCHIVED,STATUS from v$log where THREAD#=1;

select GROUP#,MEMBER from v$logfile where GROUP# not  in (1,2,3,4,5) order by 1;

No comments:

Post a Comment