Recover IBM Db2, SAP ASE, SAP IQ, and SAP MaxDB databases to a new target

The following sections include information on recovering IBM Db2, SAP ASE, SAP IQ, and SAP MaxDB databases from a Full+Incremental backup image to a new target.

Procedure

To restore a file-based backup image to a new target, follow these instructions:

  1. From the App Manager Applicationslist, right-click the protected database and select Access.

  2. Select the latest snapshot to recover and click Mount.

  3. Provide a mount point under mount location, for example: /mymountpoint .

    The database backup is mounted under /mymountpoint and the log backup is mounted under /mymountpoint_archivelog .

  4. Retrieve the JobID of the mount from /var/act/log/UDSAgent.log by running the following command:

      grep 
      
     "mount -t " 
      
     / 
     var 
     / 
     act 
     / 
     log 
     / 
     UDSAgent 
     . 
     log 
      
     | 
      
     grep 
      
     - 
     w 
      
     "(mountPoint provided in step 3)" 
     | 
     tail 
      
     - 
     1 
     
    

    For example:

      # grep "mount -t " /var/act/log/UDSAgent.log| grep -w "/db2mnp" |tail -1 
     2019 
     - 
     11 
     - 
     18 
      
     23 
     : 
     59 
     : 
     19.740 
      
     GEN 
     - 
     INFO 
      
     22488 
      
     Job_0404207 
      
     Spawning 
      
     cmd 
     : 
      
     mount 
      
     - 
     t 
      
     ext4 
      
     / 
     dev 
     / 
     act403764_DBDump_1574101677612 
     / 
     act_staging_vol 
      
     / 
     db2mnp 
      
     2>&1 
     
    
  5. ARCHIVELOG_MNT is equal to _archivelog. Refer to step three.

  6. Login to the database server as root. On the server, change the directory to the following:

      cd 
      
     / 
     act 
     / 
     custom_apps 
     / 
     ( 
     database 
      
     type 
     ) 
     / 
     dump 
     
    
  7. Run the script from command line as root.

  8. Unmount the mounted dump snapshot image.

Required script

Before you can mount a database to a new target, you must prepare a script.

IBM Db2

   
/act/custom_apps/db2/dump/ACT_DB2_dumprestore_newTarget.sh  
 \ 
  
 SOURCE_INSTANCE 
 = 
 SOURCE_INSTANCE_edited_value 
  
 \ 
  
 TARGET_MNT 
 = 
 TARGET_MNT_edited_value 
  
 \ 
  
 DB_LIST 
 = 
 DB_LIS_edited_value 
  
 \ 
  
 ARCHIVELOG_MNT 
 = 
 ARCHIVELOG_MNT_edited_value 
  
 \ 
  
 SOURCE_LOGARCHMETH1 
 = 
 SOURCE_LOGARCHMETH1_edited_value 
  
 \ 
  
 UNTIL_TIME 
 = 
 UNTIL_TIME_edited_value 
  
 \ 
  
 ACT_JOBNAME 
 = 
 ACT_JOBNAME_edited_value 
 

Replace the following:

  • SOURCE_INSTANCE : the name of the Db2 instance
  • TARGET_MNT : the mount point provided during the mount job
  • DB_LIST : a comma-separated list of databases to restore
  • ARCHIVELOG_MNT : archive log backup mount point name
  • SOURCE_LOGARCHMETH1 : Db2 source database archivelog location, must be local disk
  • UNTIL_TIME : recovery time in the format: YYYY-MM-DD-HH.MI.SS
  • ACT_JOBNAME : the jobname of the standard mount job
  • Connect to the Db2 instance and confirm that the databases are recovered and online.

       
    db2  
    connect  
    to  
    <dbname>  
    db2  
     select 
      
    db_status  
    FROM  
    SYSIBMADM.SNAPDB 
    

    SAP ASE

       
    /act/custom_apps/sybase/dump/ACT_SYBASE_dumprestore_newTarget.sh  
     SYBOSUSER 
      
     SRC_SYBASE_SQLD 
      
     TARGET_DB_USER 
      
     TARGET_DBUSER_PASSWD 
      
     ACT_NAME 
      
     TARGET_MNT_PNT 
      
     SRC_DBNAME 
      
     UNTIL_TIME 
      
     BEGIN_TIME 
      
     LOG_BKP_MNTPT 
      
     SRC_PAGE_SIZE 
     
    

    Connect to the SAP ASE instance and confirm that the databases are recovered and online.

       
    isql  
    -U<username>  
    -P<password>  
    -S<SAP  
    ASE  
    server  
    name>  
    sp_helpdb  
    go 
    

    SAP IQ

       
    /act/custom_apps/sybase/dump/ACT_SYBASE_dumprestore_newTarget.sh  
     OSUSER 
      
     TARGET_MNT 
      
     SRC_DB_DBA_USER 
      
     SRC_DB_DBA_PWD 
      
     SYBIQ_HOME 
      
     VERSION 
      
     ACT_NAME 
      
     CATALOG_DB_FILE 
      
     LOG_BKP_MNTPT 
     
    

    Connect to the IQ database and confirm databases are recovered and online.

       
    dbisql  
    -c  
     "uid=<username>;pwd=<password>;eng=<engine name>;dbn=<database name>;" 
      
    -nogui 
    

    SAP MaxDB

       
    /act/custom_apps/maxdb/dump/ACT_Maxdb_dumpRestore_newTarget.conf  
     OSUSER 
      
     SRC_DBSID 
      
     TARGET_DB_USER 
      
     TARGET_DBUSER_PASSWD 
      
     TARGET_SERVER_NAME 
      
     DUMPBKPLOC 
      
     DBADMIN_PWD 
      
     UNTIL_TIME 
      
     LOG_MNT_PNT 
      
     DATA_MNT_PNT 
      
     JobID 
      
     MANIFEST_FILE_LOC 
      
     LOG_BKP_MNTPT 
      
     BEGIN_TIME 
      
     SRC_DB_VERSION 
     
    

    You can get these values by running the following commands:

    • DUMPBKPLOC:

       df  
      -h  
       | 
        
      grep  
      <DUMPBKPLOC>  
       | 
        
      awk  
       '{print $NF}' 
      cat  
      /var/act/log/UDSAgent.log  
       | 
        
      grep  
      -w  
      <DUMPBKPLOC>  
       | 
        
      tail  
      -1  
       | 
        
      cut  
      -d ']' 
        
      -f2  
       | 
        
      cut  
      -d ' ' 
        
      -f2 
      
    • JobID:

       cat  
      /var/act/log/UDSAgent.log  
       | 
        
      grep  
      <JOBID>  
       | 
        
      awk  
      -F "disk at " 
        
       '{print $2}' 
       
      
    • MANIFEST_FILE_LOC:

       cat  
      /var/act/log/UDSAgent.log  
       | 
        
      grep  
      -i  
       "Manifest_File_" 
        
       | 
        
      awk  
      -F "disk at " 
        
       '{print $2}' 
       
      
    • LOG_BKP_MNTPT:

       df  
      -h  
       | 
        
      grep  
       "_archivelog" 
        
       | 
        
      awk  
       '{print $NF}' 
       
      
    • BEGIN_TIME:

       cat  
      /var/act/log/UDSAgent.log  
       | 
        
      grep  
       "BEGIN_TIME" 
        
       | 
        
      awk  
      -F "BEGIN_TIME=" 
        
       '{ print $2 }' 
        
       | 
        
      cut  
      -d ' ' 
        
      -f1-2  
       | 
        
      cut  
      -d '"' 
        
      -f2 
      
    • SRC_DB_VERSION:

       dbmcli  
      -d  
      <SRC_DBSID>  
      dbm_version  
       | 
        
      grep  
       "VERSION" 
        
       | 
        
      awk  
      -F "= " 
        
       '{print $2}' 
       
      

    Connect to the MaxDB instance and confirm that the databases are recovered and online:

       
    dbmcli  
    -d  
    <TARGET_SERVER_NAME>  
    -u  
    <TARGET_DB_USER>,<TARGET_DBUSER_PASSWD>  
    db_state 
    
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