.
'.
1.
鏍规嵁銆婁腑鍗庝汉姘戝叡鍜屽浗鍚堝悓娉曘�嬬浉鍏宠瀹氾紝鎷涙爣鏂囦欢涓鸿绾﹂個璇凤紝鎶曟爣鏂囦欢涓鸿绾︼紝
鎶曟爣鍟嗕腑鏍囧悗锛?/p>
鍏舵姇鏍囨枃浠朵负鐢叉柟涔欐柟鍚堝悓鐨勪竴閮ㄥ垎銆?/p>
鍥犳宸ユ湡鎬绘棩鍘嗗ぉ鏁板簲浠ユ姇鏍囦功鍐呮姇
鏍囦汉鎵胯鐨勫ぉ鏁颁负鍑嗐�?/p>
2.
璐ㄩ噺淇濊瘉鐨勬牳
蹇冩槸鍚戜汉浠彁渚涜冻澶熺殑淇′换锛屼娇椤惧鍜屽叾浠栫浉鍏虫柟纭俊缁勭粐鐨勪骇鍝併�?/p>
浣撶郴鍜岃繃绋嬭揪鍒拌瀹氱殑璐ㄩ噺瑕佹眰銆?/p>
3
濡傛灉椤圭洰缁忕悊鍐冲畾鍦ㄨ繘搴﹁鍒掔紪鍒朵腑浣跨敤瀛愮綉缁滄ā鏉匡紝杩欎釜鍐崇瓥鎰忓懗鐫�锛?/p>
锛?/p>
銆?/p>
C
锛庡湪椤圭洰涓寘鍚嚑涓浉鍚屾垨鍑犱箮鐩稿悓鐨勫唴瀹?/p>
.
褰撲竴椤圭洰鍖呭惈鍑犱釜鐩稿悓鎴栧嚑涔庣浉鍚岀殑鍐呭鏃讹紝
瀛愮綉缁滄ā鏉跨壒鍒湁鐢ㄣ�?/p>
鐗瑰埆鏂逛究鍒惰杩涘害
璁″垝銆?/p>
4.
椤圭洰璁鸿瘉鐨勪綔鐢ㄤ富瑕佷綋鐜板湪锛氣憼纭畾椤圭洰鏄惁瀹炴柦鐨勪緷鎹紱鈶＄鎺祫閲戙�佸悜閾惰璐?/p>
娆剧殑渚濇嵁锛涒憿缂栧埗璁″垝銆佽璁°�侀噰璐�佹柦宸ヤ互鍙婃満鏋勮缃�佽祫婧愰厤缃殑渚濇嵁锛涒懀闃茶寖椋庨櫓銆?/p>
鎻愰珮椤圭洰鏁堢巼鐨勯噸瑕佷繚璇併�?/p>
椤圭洰璁鸿瘉鏄‘瀹氶」鐩槸鍚﹀疄鏂界殑鍓嶆彁銆?/p>
鏈轰細鐮旂┒鐨勫唴瀹逛负瀵绘眰鎶?/p>
璧勬満浼氾紝閴村埆鎶曡祫鏂瑰悜锛?/p>
鍒濇鍙鎬х爺绌堕樁娈佃鐮旂┒椤圭洰鏄惁鏈夌敓鍛藉姏锛岃兘鍚︾泩鍒╋紱璇︾粏鍙?/p>
琛屾�х爺绌舵槸瑕佸湪澶氭柟妗堟瘮杈冪殑鍩虹涓婇�夋嫨鍑烘渶浼樻柟妗堛�?/p>
5.
RAID0
涔熺О涓?/p>
Stripe(
鏉″甫鍖?/p>
)
锛屽畠鎶婅繛缁殑鏁版嵁鍒嗘暎鍒板涓鐩樹笂瀛樺彇锛屼唬琛ㄤ簡鎵�鏈?/p>
RAID
绾у埆涓渶楂樼殑瀛樺偍鎬ц兘銆傚叾纾佺洏鍒╃敤鐜囨槸
100%
锛屼絾瀹冧笉鎻愪緵鏁版嵁鍐椾綑銆?/p>
RAIDIO
鍒╃敤浜?/p>
RAIDO
杈冮珮鐨勮鍐欐晥鐜囧拰
RA/DI
杈冮珮鐨勬暟鎹繚鎶ゅ拰鎭㈠鑳藉姏锛屽叾纾佺洏鍒?/p>
鐢ㄧ巼涓?/p>
1
/m(m
涓洪暅鍍忕粍鍐呮垚鍛樼洏涓暟
)
銆傚綋
m
锛?/p>
2
鏃讹紝
RAIDIO
鐨勭鐩樺埄鐢ㄧ巼鏈�澶э紝鍗?/p>
50%
銆?/p>
鑻?/p>
RAID
缁勫唴鎴愬憳鐩樹釜鏁颁负
n( n
鈮?/p>
3)
锛?/p>
鍒?/p>
RAID5
纾佺洏鍒╃敤鐜囦负
(n
锛?/p>
1)/n
銆?/p>
褰?/p>
n
锛?/p>
3
鏃讹紝
RAID5
鐨勭鐩樺埄鐢ㄧ巼鏈�浣庯紝鍗?/p>
66
锛?/p>
67%
銆?/p>
鑻?/p>
RAID
缁勫唴鎴愬憳鐩樹釜鏁颁负
n(n
鈮?/p>
4)
锛?/p>
鍒?/p>
RAID6
纾佺洏鍒╃敤鐜囦负
(n
锛?/p>
2)/n
銆?/p>
褰?/p>
n
锛?/p>
4
鏃讹紝
RAID6
鐨勭鐩樺埄鐢ㄧ巼鏈�浣庯紝鍗?/p>
50%
銆?/p>
缁间笂鍒嗘瀽锛?/p>
RAID5
銆?/p>
RAID6
鐨勭鐩樺埄鐢ㄧ巼閮介殢鐫�
RAID
缁勫唴鎴愬憳鐩樹釜鏁扮殑澧炲姞鑰屽澶с�?/p>
6.
RACl
琛紝
R
琛ㄧず瀵逛换鍔¤礋璐ｄ换锛?/p>
A
琛ㄧず璐熻矗鎵ц浠诲姟锛?/p>
I
琛ㄧず鎷ユ湁鏃㈠畾鐗规潈銆佸簲鍙婃椂
寰楀埌閫氱煡锛?/p>
C
琛ㄧず鎻愪緵淇℃伅杈呭姪鎵ц浠诲姟銆傝琛ㄦ槸璐ｄ换鍒嗛厤鐭╅樀
(RAM)
鐨勪竴绉嶅舰寮忋�傝�岃矗浠?/p>
鍒嗛厤鐭╅樀琚敤鏉ヨ〃绀洪渶瑕佸畬鎴愮殑宸ヤ綔鍜屽洟闃熸垚鍛樹箣闂寸殑鑱旂郴銆?/p>
RAM
鏄敤浜庣紪鍒朵汉鍔涜祫婧愯
鍒掔殑鎶�鏈笌宸ュ叿涔嬩竴銆?/p>
铏氭嫙鍥㈤槦鍙互琚畾涔変负涓�缇ゆ嫢鏈夊叡鍚岀洰鏍囥�?/p>
灞ヨ鍚勮嚜鑱岃矗浣嗘槸寰堝皯鏈夋椂闂垨鑰呮病鏈夋椂闂?/p>
鑳介潰瀵归潰寮�浼氱殑浜哄憳銆傝矗浠诲垎閰嶇煩闃典篃搴斿寘鍚櫄鎷熷洟闃熸垚鍛樸�?/p>
7.
鐢变簬
RAID 3
閫氳繃鏁版嵁鐨?/p>
100%
澶囦唤鍔熻兘鎻愪緵鏁版嵁瀹夊叏淇濋殰锛?/p>
鍥犳鍏剁鐩樼┖闂村埄鐢ㄧ巼浠?/p>
涓?/p>
(n
锛?/p>
1)/n
锛?/p>
鍏朵腑
n
涓虹鐩樻暟銆?/p>
浣跨敤
RAID 3
灏?/p>
4
鍧?/p>
500GB
鐨?/p>
SAS
纭洏缁勫缓鎴愮鐩樼郴缁燂紝
鍒欒
纾佺洏绯荤粺鍙敤鐨勭鐩樺閲忎负
4
脳
500
脳
(4
锛?/p>
1)/
4
锛?/p>
1500GB
锛?/p>
1
锛?/p>
5 TB
銆?/p>
SATA
銆?/p>
SCSI
銆?/p>
SAS(
涓茶杩炴帴
SCSI)
鎺ュ彛閮芥槸鐩墠缃戠粶瀛樺偍绯荤粺甯哥敤鐨勭‖鐩樻帴鍙ｆ妧鏈�?/p>
SATA
鍏锋湁鎶�鏈垚鐔熴�?/p>
鏁版嵁浼犺緭閫熺巼杈冮珮銆?/p>
鍙潬鎬ц緝寮恒�?/p>
鎴愭湰浣庣瓑浼樼偣锛?/p>
鏄腑浣庣鏈嶅姟鍣ㄧ殑鏍囧噯閰?/p>
缃箣涓�銆?/p>
SCSI
鍏锋湁鏁版嵁浼犺緭閫熺巼楂樸�佸甫瀹芥洿瀹姐�?/p>
CPU
鍗犵敤鐜囦綆銆佸苟琛屽鐞嗚兘鍔涘己绛変紭鐐癸紝
鍦ㄤ腑楂樼瀛樺偍搴旂敤鍦哄悎鍏锋湁寰堝己鐨勬妧鏈紭鍔裤�?/p>
SAS
鏄骞惰
SCSI
鎺ュ彛鐨勫彂灞曪紝
瀹冮噰鐢ㄤ覆琛屾妧
鏈幏寰楁洿楂樼殑鏁版嵁浼犺緭閫熺巼锛?/p>
骞堕�氳繃缂╃煭杩炴帴绾挎敼鍠勫唴閮ㄧ┖闂达紝
鏀瑰杽浜嗗瓨鍌ㄧ郴缁熺殑鏁堣兘銆?/p>
鍙?/p>
鐢ㄦ�у拰鍙墿鍏呮�с�?/p>
鍥烘�佺‖鐩?/p>
(Solid State Disk)
涔熺О涓虹數瀛愮‖鐩?/p>
(
鎴栧浐鎬佺數瀛愮洏
)
锛屾槸鐢辨帶鍒跺崟鍏冨拰鍥烘�佸瓨鍌ㄥ崟
鍏?/p>
(DRAM
鎴?/p>
FLASH
鑺墖
)
缁勬垚鐨勭‖鐩樸�傚浐鎬佺‖鐩樼殑鎺ュ彛瑙勮寖鍜屽畾涔夈�佸姛鑳藉強浣跨敤鏂规硶涓婁笌鏅?/p>
閫氱‖鐩樼殑鐩稿悓銆傚浐鎬佺‖鐩樹笌鏅�氱‖鐩樼浉姣旓紝鍏锋湁鏁版嵁瀛樺彇閫熷害蹇�侀槻闇囨姉鎽斻�佹棤鍣煶銆佸伐浣?/p>
娓╁害鑼冨洿鏇村ぇ绛変紭鐐癸紝浣嗗叾鏄撳彈鍒版煇浜涘鐣屽洜绱?/p>
(
濡傛柇鐢点�佺鍦哄共鎵般�侀潤鐢?/p>
)
鐨勪笉鑹奖鍝嶃�佸啓
鍏ュ鍛芥湁闄愩�?/p>
鏄撲骇鐢熺鐗囥�?/p>
鏁版嵁鎹熷潖鍚庨毦浠ユ仮澶嶃�?/p>
鑳借�楄緝楂樼瓑缂虹偣銆?/p>
灏ゅ叾鏄浐鎬佺‖鐩樻崯鍧忓悗锛?/p>
鍑犱箮涓嶅彲鑳介�氳繃鐩墠鐨勬暟鎹仮澶嶆妧鏈湪澶辨晥
(
灏ゅ叾鏄熀浜?/p>
DRAM
鐨?/p>
)
銆?/p>
鐮寸鎴栬�呰鍑荤┛鐨勮姱鐗?