HP A3550A User Manual - A3661-90001 - Page 64

1-22

RAID General Information

RAID General Information

7KLV´VHFWLRQ´H[SODLQV´WKH´PRVW´LPSRUWDQW´IHDWXUHV´RI´5$,’´WHFKQRORJ\´DQG´KRZ´WKH\´DUH´

LPSOHPHQWHG´LQ´WKH´+HZOHWW¸3DFNDUG´0RGHO´¶¹Ç)&´+LJK´$YDLODELOLW\´’LVN´$UUD\µ

5$,’´WHFKQRORJ\´JURXSV´LQGLYLGXDO´GLVN´PRGXOHV´E\´ELQGLQJ´WKHP´WRJHWKHU´LQWR´D´ORJLFDO´GLVN´XQLW´

WKDW´DSSHDUV´WR´IXQFWLRQ´DV´RQH´RU´PRUH´YLUWXDO´GLVNV»´WR´LPSURYH´UHOLDELOLW\»´SHUIRUPDQFH»´RU´ERWKµ´

7KH´*ULG´0DQDJHU»´670»´DQG´6$0´XWLOLWLHV´FDQ´EH´XVHG´WR´ELQG´GLVN´PRGXOHV´LQWR´ORJLFDO´GLVN´XQLWVµ´

$´ORJLFDO´GLVN´XQLW´LV´DOVR´FDOOHG´D´5$,’´JURXS»´/81»´RU´/RJLFDO´8QLW´1XPEHU»´DQG´FDQ´DSSHDU´DV´

§SK\VLFDO´GLVN´XQLW¤´RQ´VRPH´*ULG´0DQDJHU´VFUHHQVÄ´WKHVH´WHUPV´DUH´XVHG´LQWHUFKDQJHDEO\´

WKURXJKRXW´WKLV´PDQXDOµ´6HH´FKDSWHU´¾»´

*ULG²0DQDJHU

»´DQG´

FKDSWHU²¼º²+RVW±%DVHG²6XSSRUW²7RROVº²

IRU´GHWDLOVµ

5$,’´WHFKQRORJ\´XVHV´SDULW\´GDWD´RU´GLVN´PLUURULQJ´WR´DOORZ´WKH´GLVN´DUUD\´WR´FRQWLQXH´RSHUDWLQJ´

ZLWKRXW´GDWD´ORVV´DIWHU´D´GLVN´PRGXOH´RU´LQWHUQDO´6(´6&6,¸²´EXV´IDLOXUHµ´$IWHU´WKH´IDLOHG´GLVN´PRGXOH´

LV´UHSODFHG»´WKH´63´DXWRPDWLFDOO\´DQG´G\QDPLFDOO\´UHEXLOGV´WKH´GDWD´LQ´WKH´5$,’´JURXS´IURP´

LQIRUPDWLRQ´VWRUHG´RQ´WKH´RWKHU´GLVN´PRGXOHV´LQ´WKH´JURXSµ´7KH´UHEXLOW´5$,’´JURXS´FRQWDLQV´D´

UHSOLFD´RI´LQIRUPDWLRQ´LW´ZRXOG´KDYH´KHOG´LI´WKH´GLVN´PRGXOH´KDG´QRW´IDLOHGµ

7KH´GLVN´DUUD\´VXSSRUWV´D´QXPEHU´RI´5$,’´OHYHOVÃ

Å

5$,’¸±´ÁPLUURUHG´SDLUÂ

Å

5$,’¸±Ç¹´ÁPLUURUHG´5$,’¸¹´JURXSÂ

Å

5$,’¸¶´ÁSDUDOOHO´DFFHVV´DUUD\Â

Å

5$,’¸¿´ÁLQGLYLGXDO´DFFHVV´DUUD\Â

0XOWLSOH´5$,’´JURXSV´RI´DQ\´5$,’´OHYHO´FDQ´H[LVW´LQ´D´GLVN´DUUD\´DW´WKH´VDPH´WLPHµ´+RZHYHU»´IRU´

SHUIRUPDQFH´UHDVRQV»´LI´D´5$,’¸¶´JURXS´LV´FRQILJXUHG´LQ´D´GLVN´DUUD\»´RQO\´5$,’¸¶´DQG´QR´RWKHU´

W\SHV´RI´5$,’´JURXSV´VKRXOG´EH´ERXQG´LQ´WKDW´GLVN´DUUD\µ

,Q´DGGLWLRQ´WR´5$,’´JURXSV»´WKH´GLVN´DUUD\´VXSSRUWV´JOREDO´KRW´VSDUHV»´ZKLFK´DFW´DV´DXWRPDWLF´

UHSODFHPHQW´GLVNV´LI´D´GLVN´PRGXOH´LQ´D´5$,’´JURXS´IDLOVµ