Data Technologies-CERN School af Compuaing 2019 Data Technologes-CERN School of Computing 2019 Reminder:types of RAID Reminder:types of RAID RAID O RAID 1 ◆RAID0 ◆RAID0 ◆Disk striping ◆Disk striping ◆RAID1 AB ◆RAID1 ◆Disk mirroring ◆Disk mirroring ◆RAID5 Disk 0 ◆RAID5 Disk 1 Parity information is distributed across all disks Parity information is distributed across all disks ◆RAID6 ◆RAID6 Uses Reed-Solomon error correction,allowing the Uses Reed-Solomon error correction,allowing the loss of 2 disks in the array without data loss loss of 2 disks in the array without data loss httpcnen.wilipedia.oro/niRAD htp:Men.mkipedia.org/iRAID Data Technologles-CERN Schodl af Compuang 2019 Data Technologies-CERN School of Computing 2019 Reminder:types of RAID Reminder:types of RAID RAID 4 8888-0 RAID 6 ◆RAID0 RAID 5 ◆RAID0 ◆Disk striping ◆Disk striping ◆RAID1 ◆RAID1 ◆Disk mirroring ◆Disk mirroring ◆RAID5 ◆RAID5 Disk 1 Parity information is distributed across all disks Parity information is distributed across all disks ◆RAID6 ◆RAID6 Uses Reed-Solomon error correction,allowing the Uses Reed-Solomon error correction,allowing the loss of 2 disks in the array without data loss loss of 2 disks in the array without data loss httpanen.wilpedia.oro/iRAD 中en.wkipeda.o9 GRAID34 Data Technologies – CERN School of Computing 2019 Reminder: types of RAID  RAID0  Disk striping  RAID1  Disk mirroring  RAID5  Parity information is distributed across all disks  RAID6  Uses Reed–Solomon error correction, allowing the loss of 2 disks in the array without data loss http://en.wikipedia.org/wiki/RAID 35 Data Technologies – CERN School of Computing 2019 Reminder: types of RAID  RAID0  Disk striping  RAID1  Disk mirroring  RAID5  Parity information is distributed across all disks  RAID6  Uses Reed–Solomon error correction, allowing the loss of 2 disks in the array without data loss http://en.wikipedia.org/wiki/RAID 36 Data Technologies – CERN School of Computing 2019 Reminder: types of RAID  RAID0  Disk striping  RAID1  Disk mirroring  RAID5  Parity information is distributed across all disks  RAID6  Uses Reed–Solomon error correction, allowing the loss of 2 disks in the array without data loss http://en.wikipedia.org/wiki/RAID 37 Data Technologies – CERN School of Computing 2019 Reminder: types of RAID  RAID0  Disk striping  RAID1  Disk mirroring  RAID5  Parity information is distributed across all disks  RAID6  Uses Reed–Solomon error correction, allowing the loss of 2 disks in the array without data loss http://en.wikipedia.org/wiki/RAID