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Showing posts from March, 2019

ASM Installation steps

Automatic Storage Management storage collection  of  physical  diskgroups  and diskgroup is collection   of disks To prepare  of  this  asm disk group required asm library software  in Redhat linux  . Asm  is  software to manage this  disk groups Files  are stored with  respective  disk group +DATA /Datafile/db1.dbf +ARCHIVE/Archive/db.arc    Striping :whever  a file  created or stored in asm diskgroup these files spread across disks in disgroup this is called and  this is called  I/O Load  balancing  and at  any time we can  add  disk  and  remove the disk from diskgroup  with out down time . Asm  also  support   fault tolerance even some disks  diamaged   database   should able  to   These  redundancy  are  3types External Normal HIgh After...