{"id":34746,"date":"2025-04-30T20:02:52","date_gmt":"2025-04-30T12:02:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/34746.html"},"modified":"2025-04-30T20:02:52","modified_gmt":"2025-04-30T12:02:52","slug":"%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%a1%ac%e4%bb%b6%e5%8f%8araid%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/34746.html","title":{"rendered":"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e"},"content":{"rendered":"

\u76ee\u5f55<\/p>\n

\u4e00\u3001RAID\u78c1\u76d8\u9635\u5217<\/p>\n

1\u3001RAID 0<\/p>\n

2\u3001RAID 1<\/p>\n

3\u3001RAID 5<\/p>\n

4\u3001RAID 6<\/p>\n

5\u3001RAID 10\/01<\/p>\n

6\u3001RAID\u7ea7\u522b\u6c47\u603b\u8868<\/p>\n

\u4e8c\u3001mdadm\u547d\u4ee4<\/p>\n

\u4e09\u3001RAID\u7684\u521b\u5efa<\/p>\n

1\u3001\u521b\u5efaRAID 5<\/p>\n

1.1 \u521b\u5efaRAID 5<\/p>\n

1.2 \u68c0\u67e5\u5b89\u88c5\u8fdb\u5ea6<\/p>\n

1.3 \u8be6\u7ec6\u4fe1\u606f<\/p>\n

1.4 \u683c\u5f0f\u5316<\/p>\n

1.5 \u6302\u8f7d<\/p>\n

1.6 \u6a21\u62df\u6545\u969c<\/p>\n

2\u3001\u521b\u5efaRAID 10（0 1）<\/p>\n

\u56db\u3001\u5220\u9664RAID<\/p>\n

\n

\u4e00\u3001RAID\u78c1\u76d8\u9635\u5217<\/h3>\n

1\u3001\u662fRedundant Array of Independent Disks\u7684\u7f29\u5199，\u4e2d\u6587\u7b80\u79f0\u4e3a\u72ec\u7acb\u5143\u4f59\u78c1\u76d8\u9635\u5217\u3002<\/p>\n

2\u3001\u628a\u591a\u5757\u72ec\u7acb\u7684\u7269\u7406\u786c\u76d8\u6309\u4e0d\u540c\u7684\u65b9\u5f0f\u7ec4\u5408\u8d77\u6765\u5f62\u6210\u4e00\u4e2a\u786c\u76d8\u7ec4 （\u903b\u8f91\u786c\u76d8），\u4ece\u800c\u63d0\u4f9b\u6bd4\u5355\u4e2a\u786c\u76d8\u66f4\u9ad8\u7684\u5b58\u50a8\u6027\u80fd\u548c\u63d0\u4f9b\u6570\u636e\u5907\u4efd\u6280\u672f\u3002<\/p>\n

3\u3001\u6210\u78c1\u76d8\u9635\u5217\u7684\u4e0d\u540c\u65b9\u5f0f\u79f0\u4e3aRAID\u7ea7\u522b (RAID Levels）\u3002<\/p>\n

4\u3001\u5e38\u7528\u7684RAID\u7ea7\u522b： \u00a0 \u00a0 \u00a0RAIDO，RAID1，RAID5，RAID6，RAID1+0<\/p>\n

RAID\u78c1\u76d8\u9635\u5217\u5176\u76ee\u7684：\u4e3a\u4e86\u7ec4\u5408\u3001\u7ba1\u7406\u591a\u5757\u78c1\u76d8（\u5206\u533a）\u6765\u6ee1\u8db3\u4e0d\u540c\u573a\u5408\u9700\u6c42\u3002<\/p>\n

1\u3001RAID 0<\/h4>\n

RAID 0\u00a0（\u6761\u5e26\u5316\u5b58\u50a8）<\/p>\n

1\u3001RAIDC0\u8fde\u7eed\u4ee5\u4f4d\u6216\u5b57\u8282\u4e3a\u5355\u4f4d\u5206\u5272\u6570\u636e，\u5e76\u884c\u8bfb\/\u5199\u4e8e\u591a\u4e2a\u78c1\u76d8\u4e0a，\u56e0\u6b64\u5177\u6709\u5f88\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u7387，\u4f46\u5b83\u6ca1\u6709\u6570\u636e\u4f59<\/p>\n

2\u3001RAID0\u53ea\u662f\u5355\u7eaf\u5730\u63d0\u9ad8\u6027\u80fd\u5165\u5e76\u6ca1\u6709\u4e3a\u6570\u636e\u7684\u53ef\u9760\u6027\u63d0\u4f9b\u4fdd\u8bc1，\u800c\u4e14\u5176\u4e2d\u7684\u4e00\u4e2a\u78c1\u76d8\u5931\u6548\u5c06\u5f71\u54cd\u5230\u6240\u6709\u6570\u636e<\/p>\n

3\u3001RAIDO\u4e0d\u80fd\u5e94\u7528\u4e8e\u6570\u636e\u5b89\u5168\u6027\u8981\u6c42\u9ad8\u7684\u573a\u5408<\/p>\n

2\u3001RAID 1<\/h4>\n

RAD1（\u955c\u50cf\u5b58\u50a8）<\/p>\n

1\u3001\u901a\u8fc7\u78c1\u76d8\u6570\u636e\u955c\u50cf\u5b9e\u73b0\u6570\u636e\u4f59，\u5728\u6210\u5bf9\u7684\u72ec\u7acb\u78c1\u76d8\u4e0a\u4ea7\u751f\u4e92\u4e3a\u5907\u4efd\u7684\u6570\u636e<\/p>\n

2\u3001\u5f53\u539f\u59cb\u6570\u636e\u7e41\u5fd9\u65f6，\u53ef\u76f4\u63a5\u4ece\u955c\u50cf\u8d1d\u4e2d\u8bfb\u53d6\u6570\u636e，\u56e0\u6b64RAID1\u53ef\u4ee5\u63d0\u9ad8\u8bfb\u53d6\u6027\u80fd<\/p>\n

3\u3001RAID1\u662f\u78c1\u76d8\u9635\u5217\u4e2d\u5355\u4f4d\u6210\u672c\u6700\u9ad8\u7684，\u4f46\u63d0\u4f9b\u4e86\u5f88\u9ad8\u7684\u6570\u636e\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002\u5f53\u4e00\u4e2a\u78c1\u76d8\u5931\u6548\u65f6，\u7cfb\u7edf\u53ef\u4ee5\u81ea\u52a8\u5207\u6362\u5230\u955c\u50cf\u78c1\u76d8\u4e0a\u8bfb\u5199，\u800c\u4e0d\u9700\u8981\u7ec4\u5931\u6548\u7684\u6570\u636e\u3002<\/p>\n

3\u3001RAID 5<\/h4>\n

1\u3001N （N>=3）\u5757\u76d8\u7ec4\u6210\u9635\u5217，\u4e00\u4efd\u6570\u636e\u4ea7\u751fN-1\u4e2a\u6761\u5e26 \u540c\u65f6\u8fd8\u67091\u4efd\u6821\u9a8c\u6570\u636e\u5171N\u4efd\u6570\u636e\u5728N\u5757\u76d8\u4e0a\u5faa\u73af\u5747\u8861\u5b58\u50a8.<\/p>\n

2\u3001N\u5757\u76d8\u540c\u65f6\u8bfb\u5199，\u8bfb\u6027\u80fd\u5f88\u9ad8，\u4f46\u7531\u4e8e\u6709\u6821\u9a8c\u673a\u5236\u7684\u95ee\u9898，\u5199\u6027\u80fd\u76f8\u5bf9\u4e0d\u9ad8\u3002<\/p>\n

3\u3001(N-1）\/N\u78c1\u76d8\u5229\u7528\u7387<\/p>\n

4\u3001\u53ef\u9760\u6027\u9ad8，\u5141\u8bb8\u574f1\u5757\u76d8，\u4e0d\u5f71\u54cd\u6240\u6709\u6570\u636e\u3002<\/p>\n

4\u3001RAID 6<\/h4>\n

1\u3001N(N>=4)\u5757\u76d8\u7ec4\u6210\u9635\u5217,(N-2)\/N\u78c1\u76d8\u5229\u7528\u7387\u3002<\/p>\n

2\u3001\u4e0eRAID5\u76f8\u6bd4RAIDG\u589e\u52a0\u4e86\u7b2c\u4e8c\u4e2a\u72ec\u7acb\u7684\u5947\u5076\u6821\u9a8c\u4fe1\u606f\u5757\u3002<\/p>\n

3\u3001\u4e24\u4e2a\u72ec\u7acb\u7684\u5947\u5076\u7cfb\u7edf\u4f7f\u7528\u4e0d\u540c\u7684\u7b97\u6cd5，\u5373\u4f7f\u4e24\u5757\u78c1\u76d8\u540c\u65f6\u5931\u6548\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u6570\u636e\u7684\u4f7f\u7528\u3002<\/p>\n

4\u3001\u76f8\u5bf9\u4e8eRAID5\u6709\u66f4\u5927\u7684 \u201c\u5199\u635f\u5931\u201d \u00a0 \u56e0\u6b64\u5199\u6027\u80fd\u8f83\u5dee\u00a0 \u3002<\/p>\n

5\u3001RAID 10\/01<\/h4>\n

1\u3001RAID 1+0（\u5148\u505a\u955c\u8c61，\u518d\u505a\u6761\u5e26）<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u2022 N（\u5076\u6570， N>=4）\u5757\u76d8\u4e24\u4e24\u955c\u50cf\u540e，\u7ec4\u5408\u6210\u4e00\u4e2aRAID 0\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u2022N\/2\u78c1\u76d8\u5229\u7528\u7387\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u2022N\/2\u5757\u76d8\u540c\u65f6\u5199\u5165，\u5757\u76d8\u540c\u65f6\u8bfb\u53d6\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u2022\u6027\u80fd\u9ad8 \u53ef\u9760\u6027\u9ad8\u3002<\/p>\n

2\u3001RAID 0+1 （\u5148\u505a\u6761\u5e26，\u518d\u505a\u955c\u8c61）<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u2022\u8bfb\u5199\u6027\u80fd\u4e0eRAID10\u76f8\u540c\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u2022\u5b89\u5168\u6027\u4f4e\u4e8eRAID10\u3002<\/p>\n

6\u3001RAID\u7ea7\u522b\u6c47\u603b\u8868<\/h4>\n

RAID\u7ea7\u522b\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u786c\u76d8\u6570\u91cf\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u78c1\u76d8\u5229\u7528\u7387\u00a0\u00a0\u00a0\u662f\u5426\u6709\u6821\u9a8c\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u4fdd\u62a4\u80fd\u529b\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u5199\u6027\u80fd<\/p>\n

RAID0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 N\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 \u00a0 N\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u65e0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u65e0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u5355\u4e2a\u786c\u76d8\u7684N\u500d<\/p>\n

RAID1\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 N（\u5076\u6570）\u00a0 \u00a0 \u00a0 \u00a0N\/2\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u65e0\u00a0 \u00a0 \u00a0\u5141\u8bb8\u4e00\u4e2a\u8bbe\u5907\u6545\u969c\u00a0 \u9700\u5199\u4e24\u5bf9\u5b58\u50a8\u8bbe\u5907，\u4e92\u4e3a\u4e3b\u5907<\/p>\n

RAID5\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 N>=3\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0(N-1）\/N\u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u6709\u00a0 \u00a0 \u00a0\u5141\u8bb8\u4e00\u4e2a\u8bbe\u5907\u6545\u969c\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u9700\u5199\u8ba1\u7b97\u6821\u9a8c<\/p>\n

RAID6\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 N>=4 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 (N-2）\/N\u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u6709\u00a0 \u00a0 \u00a0\u5141\u8bb8\u4e24\u4e2a\u8bbe\u5907\u6545\u969c\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u9700\u53cc\u91cd\u5199\u8ba1\u7b97\u6548\u9a8c<\/p>\n

RAID10\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 N>=4（\u5076\u6570）\u00a0\u00a0N\/2\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u65e0\u00a0 \u00a0 \u00a0\u5141\u8bb8\u4e24\u4e2a\u57fa\u7ec4\u4e2d\u5404\u574f\u4e00\u4e2a\u00a0 \u00a0N\/2\u5757\u76d8\u540c\u65f6\u5199\u5165<\/p>\n

\u4e8c\u3001mdadm\u547d\u4ee4<\/h3>\n

mdadm\u547d\u4ee4：<\/p>\n

[root@192 ~]#mdadm -C -v \/dev\/md5 -l5 -n3 \/dev\/sd[b-d]1 -x1 \/dev\/sde1<\/p>\n

-C：\u8868\u793a\u65b0\u5efa\u3002<\/p>\n

-v：\u663e\u793a\u521b\u5efa\u8fc7\u7a0b\u4e2d\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n

\/dev\/md5：\u8868\u793a\u521b\u5efa RAID5 \u7684\u540d\u79f0\u3002<\/p>\n

-a yes：\u2013auto，\u8868\u793a\u5982\u679c\u6709\u4ec0\u4e48\u8bbe\u5907\u6587\u4ef6\u6ca1\u6709\u5b58\u5728\u7684\u8bdd\u5c31\u81ea\u52a8\u521b\u5efa，\u53ef\u7701\u7565\u3002<\/p>\n

-l：\u6307\u5b9a RAID \u7684\u7ea7\u522b，l5 \u8868\u793a\u521b\u5efa RAID5\u3002<\/p>\n

-n：\u6307\u5b9a\u4f7f\u7528\u51e0\u5757\u786c\u76d8\u521b\u5efa RAID，n3 \u8868\u793a\u4f7f\u7528 3 \u5757\u786c\u76d8\u521b\u5efa RAID\u3002<\/p>\n

\/dev\/sd[b-d]1：\u6307\u5b9a\u4f7f\u7528\u8fd9\u4e09\u5757\u78c1\u76d8\u5206\u533a\u53bb\u521b\u5efaRAID5\u3002<\/p>\n

-x：\u6307\u5b9a\u4f7f\u7528\u51e0\u5757\u786c\u76d8\u505aRAID\u7684\u70ed\u5907\u7528\u76d8，-x1\u8868\u793a\u4fdd\u75591\u5757\u7a7a\u95f2\u7684\u786c\u76d8\u4f5c\u5907\u7528<\/p>\n

\/dev\/sde1：\u6307\u5b9a\u7528\u4f5c\u4e8e\u5907\u7528\u7684\u78c1\u76d8<\/p>\n

cat \/proc\/mdstat\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u8fd8\u80fd\u67e5\u770b\u521b\u5efaRAID\u7684\u8fdb\u5ea6\u00a0<\/p>\n

mdadm -D \/dev\/md5 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u67e5\u770bRAID\u78c1\u76d8\u8be6\u7ec6\u4fe1\u606f<\/p>\n

mdadm\u547d\u4ee4\u5176\u5b83\u5e38\u7528\u9009\u9879<\/p>\n

-r：\u79fb\u9664\u8bbe\u5907<\/p>\n

-a：\u6dfb\u52a0\u8bbe\u5907<\/p>\n

-S：\u505c\u6b62RAID<\/p>\n

-A：\u542f\u52a8RAID<\/p>\n

\u4e09\u3001RAID\u7684\u521b\u5efa<\/h3>\n

1\u3001\u521b\u5efaRAID 5<\/h4>\n

1.1 \u521b\u5efaRAID 5<\/h5>\n

mdadm -C -V \/dev\/mdo -a yes -15 -n3 \/dev\/sdbcd1 -1 \/dev\/sde1<\/p>\n

1.2 \u68c0\u67e5\u5b89\u88c5\u8fdb\u5ea6<\/h5>\n

\u00a0root@192~#cat \/proc\/mdstat\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0##\u68c0\u67e5\u5b89\u88c5\u8fdb\u5ea6<\/p>\n

1.3 \u8be6\u7ec6\u4fe1\u606f<\/h5>\n

[root@192~]# mdadm -D \/dev\/md5\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0##\u67e5\u8be2\u8be6\u7ec6\u7684\u4fe1\u606f<\/p>\n

1.4 \u683c\u5f0f\u5316<\/h5>\n

[root@192~]#mkfs.xfs \/dev\/md5\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0##\u683c\u5f0f\u5316<\/p>\n

1.5 \u6302\u8f7d<\/h5>\n

[root@192~]#mount \/dev\/md5 \/abc<\/p>\n

1.6 \u6a21\u62df\u6545\u969c<\/h5>\n

[root@192~]#mdadm \/dev\/md5 -f \/dev\/sdb1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0##\u6a21\u62df\u6545\u969c<\/p>\n

mdadm: set \/dev\/sdb1 faulty in \/dev\/md5<\/p>\n

[root@192~]#mdadm -D \/dev\/md5<\/p>\n

2\u3001\u521b\u5efaRAID 10（0 1）<\/h4>\n

1\u3001\u521b\u5efaRAID10（\u5148\u505a\u955c\u8c61，\u518d\u505a\u6761\u5e26）<\/p>\n

mdadm -Cv\u00a0\/dev\/md0\u00a0-l1 -n2 \/dev\/sd[bc]1<\/p>\n

mdadm -Cv\u00a0\/dev\/md1 -l1 -n2 \/dev\/sd[bc]1<\/p>\n

mdadm -Cv \/dev\/md10 -10 -n2 \/dev\/mdo \/dev\/md1<\/p>\n

2\u3001\u4e00\u6761\u547d\u4ee4：<\/p>\n

mdadm -CV \/dev\/mdo -110 -n4 -1 \/dev\/sd{b,c,d,e,f}1<\/p>\n

\u56db\u3001\u5220\u9664RAID<\/h3>\n

1.\u5148umount\u7ec4\u5efa\u597d\u7684raid:umount \/dev\/md0<\/p>\n

2.\u505c\u6b62raid\u8bbe\u5907：mdadm -S \/dev\/md0<\/p>\n

3.\u6b64\u65f6\u5982\u679c\u5fd8\u4e86raid\u4e2d\u7684\u786c\u76d8\u540d\u79f0，\u8981\u4e48\u91cd\u542f\u7cfb\u7edf，\u8981\u4e48\u8fd0\u884c:mdadm -A -s \/dev\/md5 \u7136\u540e\u518d\u7528mdadm -D \/dev\/md0\u67e5\u770braid \u4e2d\u5305\u542b\u54ea\u51e0\u4e2a\u786c\u76d8\u3002\u518d\u6b21\u8fd0\u884c\u7b2c\u4e8c\u6b65\u505c\u6b62\u547d\u4ee4:mdadm -S \/dev\/md0<\/p>\n

4.\u5220\u9664raid\u91cc\u7684\u6240\u6709\u786c\u76d8：<\/p>\n

mdadm –misc –zero-superblock \/dev\/sdc<\/p>\n

mdadm –misc –zero-superblock \/dev\/sdd<\/p>\n

mdadm –misc –zero-superblock \/dev\/sde<\/p>\n

mdadm –misc –zero-superblock \/dev\/sdf<\/p>\n

\u6709\u51e0\u5757\u786c\u76d8，\u5c31\u6309\u683c\u5f0f\u5220\u51e0\u6b21，\u6ce8\u610f\u6700\u540e\u9762\u7684\u786c\u76d8\u540d\u79f0，\u4e5f\u53ef\u4ee5\u5199\u5728\u4e00\u6761\u547d\u4ee4：<\/p>\n

[root@localhost ~]# mdadm –misc –zero-superblock \/dev\/sdb1 \/dev\/sdc1 \/dev\/sdd1 \/dev\/sde1<\/p>\n

5.\u5220\u9664\u914d\u7f6e\u6587\u4ef6：rm -rf \/etc\/mdadm.conf \u8865\u5145：\u91ca\u653e\u7684\u786c\u76d8\u5728\u505a\u4e00\u4e2araid5 raid1+0<\/p>\n

\u751f\u6210\u914d\u7f6e： mdadm -D -s >> \/etc\/mdadm.conf<\/p>\n

\u505c\u6b62\u8bbe\u5907： mdadm -S \/dev\/md0<\/p>\n

\u6fc0\u6d3b\u8bbe\u5907： mdadm -A -s \/dev\/md0<\/p>\n

\u5f3a\u884c\u542f\u52a8： mdadm -R \/dev\/md0<\/p>\n

\u589e\u52a0\u65b0\u7684\u6210\u5458 mdadm -G \/dev\/md0 -n5 -a \/dev\/sdg<\/p>\n<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2k\u6b21\uff0c\u70b9\u8d5e20\u6b21\uff0c\u6536\u85cf16\u6b21\u30023.\u6b64\u65f6\u5982\u679c\u5fd8\u4e86raid\u4e2d\u7684\u786c\u76d8\u540d\u79f0\uff0c\u8981\u4e48\u91cd\u542f\u7cfb\u7edf\uff0c\u8981\u4e48\u8fd0\u884c:mdadm -A -s \/dev\/md5 \u7136\u540e\u518d\u7528mdadm -D \/dev\/md0\u67e5\u770braid \u4e2d\u5305\u542b\u54ea\u51e0\u4e2a\u786c\u76d8\u3002[root@192~]#mdadm \/dev\/md5 -f \/dev\/sdb1 ##\u6a21\u62df\u6545\u969c\u30021\u3001N \uff08N>=3\uff09\u5757\u76d8\u7ec4\u6210\u9635\u5217\uff0c\u4e00\u4efd\u6570\u636e\u4ea7\u751fN-1\u4e2a\u6761\u5e26 \u540c\u65f6\u8fd8\u67091\u4efd\u6821\u9a8c\u6570\u636e\u5171N\u4efd\u6570\u636e\u5728N\u5757\u76d8\u4e0a\u5faa\u73af\u5747\u8861\u5b58\u50a8.[root@192~]# mdadm -D \/dev\/md5 ##\u67e5\u8be2\u8be6\u7ec6\u7684\u4fe1\u606f\u3002_\u670d\u52a1\u5668raid\u914d\u7f6e<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[43,44],"topic":[],"class_list":["post-34746","post","type-post","status-publish","format-standard","hentry","category-server","tag-43","tag-44"],"yoast_head":"\n\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/34746.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2k\u6b21\uff0c\u70b9\u8d5e20\u6b21\uff0c\u6536\u85cf16\u6b21\u30023.\u6b64\u65f6\u5982\u679c\u5fd8\u4e86raid\u4e2d\u7684\u786c\u76d8\u540d\u79f0\uff0c\u8981\u4e48\u91cd\u542f\u7cfb\u7edf\uff0c\u8981\u4e48\u8fd0\u884c:mdadm -A -s \/dev\/md5 \u7136\u540e\u518d\u7528mdadm -D \/dev\/md0\u67e5\u770braid \u4e2d\u5305\u542b\u54ea\u51e0\u4e2a\u786c\u76d8\u3002[root@192~]#mdadm \/dev\/md5 -f \/dev\/sdb1 ##\u6a21\u62df\u6545\u969c\u30021\u3001N \uff08N>=3\uff09\u5757\u76d8\u7ec4\u6210\u9635\u5217\uff0c\u4e00\u4efd\u6570\u636e\u4ea7\u751fN-1\u4e2a\u6761\u5e26 \u540c\u65f6\u8fd8\u67091\u4efd\u6821\u9a8c\u6570\u636e\u5171N\u4efd\u6570\u636e\u5728N\u5757\u76d8\u4e0a\u5faa\u73af\u5747\u8861\u5b58\u50a8.[root@192~]# mdadm -D \/dev\/md5 ##\u67e5\u8be2\u8be6\u7ec6\u7684\u4fe1\u606f\u3002_\u670d\u52a1\u5668raid\u914d\u7f6e\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/34746.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-30T12:02:52+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/34746.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/34746.html\",\"name\":\"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-04-30T12:02:52+00:00\",\"dateModified\":\"2025-04-30T12:02:52+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/34746.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/34746.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/34746.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/34746.html","og_locale":"zh_CN","og_type":"article","og_title":"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2k\u6b21\uff0c\u70b9\u8d5e20\u6b21\uff0c\u6536\u85cf16\u6b21\u30023.\u6b64\u65f6\u5982\u679c\u5fd8\u4e86raid\u4e2d\u7684\u786c\u76d8\u540d\u79f0\uff0c\u8981\u4e48\u91cd\u542f\u7cfb\u7edf\uff0c\u8981\u4e48\u8fd0\u884c:mdadm -A -s \/dev\/md5 \u7136\u540e\u518d\u7528mdadm -D \/dev\/md0\u67e5\u770braid \u4e2d\u5305\u542b\u54ea\u51e0\u4e2a\u786c\u76d8\u3002[root@192~]#mdadm \/dev\/md5 -f \/dev\/sdb1 ##\u6a21\u62df\u6545\u969c\u30021\u3001N \uff08N>=3\uff09\u5757\u76d8\u7ec4\u6210\u9635\u5217\uff0c\u4e00\u4efd\u6570\u636e\u4ea7\u751fN-1\u4e2a\u6761\u5e26 \u540c\u65f6\u8fd8\u67091\u4efd\u6821\u9a8c\u6570\u636e\u5171N\u4efd\u6570\u636e\u5728N\u5757\u76d8\u4e0a\u5faa\u73af\u5747\u8861\u5b58\u50a8.[root@192~]# mdadm -D \/dev\/md5 ##\u67e5\u8be2\u8be6\u7ec6\u7684\u4fe1\u606f\u3002_\u670d\u52a1\u5668raid\u914d\u7f6e","og_url":"https:\/\/www.wsisp.com\/helps\/34746.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-04-30T12:02:52+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/34746.html","url":"https:\/\/www.wsisp.com\/helps\/34746.html","name":"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-04-30T12:02:52+00:00","dateModified":"2025-04-30T12:02:52+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/34746.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/34746.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/34746.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u670d\u52a1\u5668\u786c\u4ef6\u53caRAID\u914d\u7f6e"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/34746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=34746"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/34746\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=34746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=34746"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=34746"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=34746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}