build raid array

Raid,redundant Arrays of the abbreviation for independent disks, redundant array of independent disks, referred to as disk array. The disk array is actually divided into soft array (Software RAID) and hard

Today's operating systems, whether Windows or Linux have RAID capabilities, RAID is divided into hardware RAID and software RAID, hardware RAID is through the RAID card, software RAID i

IBM_DS5020 disk array for raid, hot standby and attaching the disk array to the server, ibm_ds5020raid During work, the hard disk in the server disk array is damaged and the new hard disk is replaced, but some sectors cannot be read. In this case, RAID 5 and hot backup are r

1.RAID(redundantarray of Inexpensive Disks): Fault-tolerant low-cost disk array,RAID can be through hardware or software technology, Consolidate multiple smaller disks into a larger disk device, giving them better performance. 2.raid-0: Isometric mode, better performance. This mode works better if you use disks of the

Aid DefinitionRAID (Redundant Array of independent disk independent redundant disk array) technology is the University of California, Berkeley, 1987It was initially proposed to combine small and low-cost disks to replace large and expensive disks. At the same time, it was hoped that access to data would not be damaged when the disk fails.Develop a certain level of data protection technology.

1. What is RAID?RAID is a fault-tolerant, inexpensive disk array that consolidates multiple small disks into a larger disk device that not only expands the capacity of the disk, but also enables data protection.2.RAID RatingRAID depending on the level of the implementation of the function and performance is also differ

I. fault description of RAID data recovery Fault descriptionThe total storage space of hp fc msa2000 is composed of eight 450 gb sas hard disks, of which seven are a RAID 5 array, and the remaining one is used as a hot backup disk. Two hard disks are damaged in the RAID 5 array