May 26, 2010Stockage mutualisé HDB – TDB The world of the Database
Plan : –HDB size –TDB size –Infrastucture & security strategy May 26, 2010TANGO MEETING
HDB size 8835 attributs are in archiving 250 inserts per second PeriodQuantity > 1 hour minutes minutes minutes minutes452 8 minutes1 6 minutes1 5 minutes12 3 minutes50 1 minute secondes secondes1712 May 26, 2010TANGO MEETING
evolution May 26, 2010TANGO MEETING Grows 40G per month
HDB size Database size 1.1 To (1.7 To used) May 26, 2010TANGO MEETING
TDB size 6512 attributs are in archiving Should have 6400 inserts per second, but we use temporary files. PeriodQuantity > 1 hour minutes minutes545 1 minute secondes1 10 secondes317 5 secondes5 4 secondes197 2 secondes645 1 seconde ms ms10 May 26, 2010TANGO MEETING
TDB size TDB database : –Grows 21G per day –31 days kept online – files inserted per day (~3 sec for a file containing rows). May 26, 2010TANGO MEETING
Architecture Before : May 26, 2010TANGO MEETING HDBTDB Temporary DataBase HdbArchiversTdbArchivers Historical DataBase
May 26, 2010TANGO MEETING EMC disk array RGI1 roomRGI2 room Racks EMC Clariion CX x NAS Celerra NS42G + 2 x switchs FC Racks EMC Clariion CX x NAS Celerra NS42G + 2 x switchs FC SAN FC & NAS SATA
Disk Array New storage configuration : –SAN (Fiber Channel 400Go disks) HDB : 3 To RAID5 (11 disks) TDB : 1,5 To RAID10 (10 disks) TEST : 1 To RAID4 (5 disks) –NAS (SATA 1To disks) BACKUP : 3 To RAID6 (~ 8 disks) –NAS (Fiber Channel 400Go disks) TDB_files : 1 To RAID5 (~ 6 disks) May 26, 2010TANGO MEETING
Cluster Oracle Actual Architecture Now : May 26, 2010TANGO MEETING NAS TEST (1To) TDB_files (1To) BACKUP (3To) HDB (3To) TDB (1.5To) SAN RCM network HdbArchiversTdbArchiversDegrad server ADT-APT-AMT
HDB Backup strategy Logical Backup : –Every 4 hours : synchronisation between HDB and degrad databases (configuration tables) –Every day : Export (Dumpfile) of configuration tables (ADT,APT,AMT) Physical Backup : –RMAN (Recovery Manager) Every day, Bkp RW, 15 Go (40 minutes) every 2 months, Bkp full, 300 Go (5 hours) –Copy Backup Ponctually, copy the backup to another media (band) –Test backup Ponctually, I restore the backup on test server. (3/4 times per year) May 26, 2010TANGO MEETING
Question ? May 26, 2010TANGO MEETING