\u529f\u80fd\u8bf4\u660e\uff1a\u663e\u793a\u4e0e\u8bbe\u5b9a\u786c\u76d8\u7684\u53c2\u6570\u3002<\/p>\n\n\n\n
\u8be5\u547d\u4ee4\u7528\u6765\u83b7\u53d6\u6216\u8bbe\u7f6eSATA\/IDE\u8bbe\u5907\u7684\u53c2\u6570\u3002\u6ce8\u610f\u4e86\uff0c\u65e2\u53ef\u4ee5\u83b7\u53d6\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\uff0c\u6240\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u547d\u4ee4\u7684\u65f6\u5019\u52a1\u5fc5\u8981\u5c0f\u5fc3\u3002\u5f53\u7136\u6211\u4eec\u53ea\u662f\u4e3a\u4e86\u83b7\u53d6\u67e5\u770b\u786c\u76d8\u4fe1\u606f\uff0c\u6545\u4e0d\u4f1a\u5bf9\u786c\u76d8\u53ca\u7cfb\u7edf\u9020\u6210\u4ec0\u4e48\u5371\u5bb3\u3002\u901a\u5e38\u4f1a\u914d\u5408 -i \u6216 -I\uff08\u5927\u5199\u7684i\uff09 \u9009\u9879\u6765\u53d6\u5f97\u786c\u76d8\u7684\u786c\u4ef6\u4fe1\u606f\u3002\u7528\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n
2.\u5e38\u7528\u6307\u4ee4
a.\u5b89\u5168\u64e6\u9664
hdparm –user-master u –security-set-pass PASSWORD \/dev\/sda \u8bbe\u7f6e\u5bc6\u7801
hdparm –user-master u –security-erase PASSWORD \/dev\/sda \u5b89\u5168\u64e6\u9664
\u7c7b\u4f3c\u5b89\u5168\u64e6\u9664\uff1a
hdparm \u2013yes-i-know-what-i-am-doing \u2013sanitize-crypto-scramle \/dev\/sdx
hdparm \u2013yes-i-know-what-i-am-doing \u2013sanitize-status \/dev\/sdx
b.\u8bbe\u7f6e\u786c\u76d8\u5bb9\u91cf(\u786c\u76d8\u5fc5\u987b\u76f4\u8fde\u670d\u52a1\u5668\uff0c\u901a\u8fc7raid\u5361\u65e0\u6cd5\u6267\u884c\u6b64\u9879\u6307\u4ee4\uff09
yum install sg3_utils.x86_64
sg_readcap \/dev\/sdb
hdparm -N VP –yes-i-know-what-i-am-doing \/dev\/sdb \uff08VP\uff1a certain LBA blocks\uff09
c.\u89e3\u9501
hdparm –user-master u –security-set-pass PASSWORD \/dev\/sda
hdparm –user-master u –security-unlock PASSWORD \/dev\/sda
hdparm –user-master u –security-disable PASSWORD \/dev\/sda
d.\u5347\u7ea7\u56fa\u4ef6\u7248\u672c
hdparm –fwdownload \/root\/Desktop\/xxx.bin –yes-i-know-what-i-am-doing –please-destroy-my-drive \/dev\/sdc
\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014<\/p>\n\n\n\n
hdparm -I \/dev\/sda<\/strong><\/p>\n\n\n\n hdparm\u5e38\u7528\u53c2\u6570\u4f7f\u7528\u4e3e\u4f8b\uff1a<\/p>\n\n\n\n 1\u3001\u663e\u793a\u786c\u76d8\u7684\u76f8\u5173\u8bbe\u7f6e\uff1a 2\u3001\u663e\u793a\u786c\u76d8\u7684\u67f1\u9762\u3001\u78c1\u5934\u3001\u6247\u533a\u6570\uff1a 3\u3001\u6d4b\u8bd5\u786c\u76d8\u7684\u8bfb\u53d6\u901f\u5ea6\uff1a \/dev\/xvda: \/dev\/xvda: \/dev\/xvda: \/dev\/xvda: 6\u3001\u67e5\u8be2\u5e76\u8bbe\u7f6e\u786c\u76d8\u591a\u91cd\u6247\u533a\u5b58\u53d6\u7684\u6247\u533a\u6570\uff0c\u4ee5\u589e\u8fdb\u786c\u76d8\u7684\u5b58\u53d6\u6548\u7387\uff1a \u901a\u5e38\u60c5\u51b5\u4e0b\u53ef\u4ee5\u4f7f\u7528fdisk\u3001df\u7b49\u547d\u4ee4\u67e5\u770b\u786c\u76d8\u7684\u5206\u533a\u60c5\u51b5\u4ee5\u53ca\u5f53\u524d\u5df2\u4f7f\u7528\u7a7a\u95f4\u5927\u5c0f\u3001\u5269\u4f59\u7a7a\u95f4\u5927\u5c0f\u7b49\u4fe1\u606f\u3002\u4f46\u662f\u5982\u679c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[79,146,183,391,527],"class_list":["post-2334","post","type-post","status-publish","format-standard","hentry","category-source","tag-cpu-2","tag-hdparm","tag-linux-2","tag-391","tag-527"],"_links":{"self":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts\/2334","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2334"}],"version-history":[{"count":0,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts\/2334\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u8bed\u6cd5\uff1ahdparm [-CfghiIqtTvyYZ][-a <\u5feb\u53d6\u5206\u533a>][-A <0\u62161>][-c ][-d <0\u62161>][-k <0\u62161>][-K <0\u62161>][-m <\u5206\u533a\u6570>][-n <0\u62161>][-p ][-P <\u5206\u533a\u6570>][-r <0\u62161>][-S <\u65f6\u95f4>][-u <0\u62161>][-W <0\u62161>][-X <\u4f20\u8f93\u6a21\u5f0f>][\u8bbe\u5907]<\/code>
\u53c2\u6570\u8bf4\u660e\uff1a-a<<\/code>\u5feb\u53d6\u5206\u533a> \u8bbe\u5b9a\u8bfb\u53d6\u6587\u4ef6\u65f6\uff0c\u9884\u5148\u5b58\u5165\u5757\u533a\u7684\u5206\u533a\u6570\uff0c\u82e5\u4e0d\u52a0\u4e0a<\u5feb\u53d6\u5206\u533a>\u9009\u9879\uff0c\u5219\u663e\u793a\u76ee\u524d\u7684\u8bbe\u5b9a\u3002<\/code>-A<0<\/code>\u62161> \u542f\u52a8\u6216\u5173\u95ed\u8bfb\u53d6\u6587\u4ef6\u65f6\u7684\u5feb\u53d6\u529f\u80fd\u3002<\/code>-c <\/code>\u8bbe\u5b9aIDE32\u4f4dI\/O\u6a21\u5f0f\u3002<\/code>-C <\/code>\u68c0\u6d4bIDE\u786c\u76d8\u7684\u7535\u6e90\u7ba1\u7406\u6a21\u5f0f\u3002<\/code>-d<0<\/code>\u62161> \u8bbe\u5b9a\u78c1\u76d8\u7684DMA\u6a21\u5f0f\u3002<\/code>-f <\/code>\u5c06\u5185\u5b58\u7f13\u51b2\u533a\u7684\u6570\u636e\u5199\u5165\u786c\u76d8\uff0c\u5e76\u6e05\u695a\u7f13\u51b2\u533a\u3002<\/code>-g <\/code>\u663e\u793a\u786c\u76d8\u7684\u78c1\u8f68\uff0c\u78c1\u5934\uff0c\u78c1\u533a\u7b49\u53c2\u6570\u3002<\/code>-h <\/code>\u663e\u793a\u5e2e\u52a9\u3002<\/code>-i <\/code>\u663e\u793a\u786c\u76d8\u7684\u786c\u4ef6\u89c4\u683c\u4fe1\u606f\uff0c\u8fd9\u4e9b\u4fe1\u606f\u662f\u5728\u5f00\u673a\u65f6\u7531\u786c\u76d8\u672c\u8eab\u6240\u63d0\u4f9b\u3002<\/code>-I <\/code>\u76f4\u63a5\u8bfb\u53d6\u786c\u76d8\u6240\u63d0\u4f9b\u7684\u786c\u4ef6\u89c4\u683c\u4fe1\u606f\u3002<\/code>-k<0<\/code>\u62161> \u91cd\u8bbe\u786c\u76d8\u65f6\uff0c\u4fdd\u7559-dmu\u53c2\u6570\u7684\u8bbe\u5b9a\u3002<\/code>-K<0<\/code>\u62161> \u91cd\u8bbe\u786c\u76d8\u65f6\uff0c\u4fdd\u7559-APSWXZ\u53c2\u6570\u7684\u8bbe\u5b9a\u3002<\/code>-m<<\/code>\u78c1\u533a\u6570> \u8bbe\u5b9a\u786c\u76d8\u591a\u91cd\u5206\u533a\u5b58\u53d6\u7684\u5206\u533a\u6570\u3002<\/code>-n<0<\/code>\u62161> \u5ffd\u7565\u786c\u76d8\u5199\u5165\u65f6\u6240\u53d1\u751f\u7684\u9519\u8bef\u3002<\/code>-p <\/code>\u8bbe\u5b9a\u786c\u76d8\u7684PIO\u6a21\u5f0f\u3002<\/code>-P<<\/code>\u78c1\u533a\u6570> \u8bbe\u5b9a\u786c\u76d8\u5185\u90e8\u5feb\u53d6\u7684\u5206\u533a\u6570\u3002<\/code>-q <\/code>\u5728\u6267\u884c\u540e\u7eed\u7684\u53c2\u6570\u65f6\uff0c\u4e0d\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u4efb\u4f55\u4fe1\u606f\u3002<\/code>-r<0<\/code>\u62161> \u8bbe\u5b9a\u786c\u76d8\u7684\u8bfb\u5199\u6a21\u5f0f\u3002<\/code>-S<<\/code>\u65f6\u95f4> \u8bbe\u5b9a\u786c\u76d8\u8fdb\u5165\u7701\u7535\u6a21\u5f0f\u524d\u7684\u7b49\u5f85\u65f6\u95f4\u3002<\/code>-t <\/code>\u8bc4\u4f30\u786c\u76d8\u7684\u8bfb\u53d6\u6548\u7387\u3002<\/code>-T <\/code>\u5e73\u8c37\u786c\u76d8\u5feb\u53d6\u7684\u8bfb\u53d6\u6548\u7387\u3002<\/code>-u<0<\/code>\u62161> \u5728\u786c\u76d8\u5b58\u53d6\u65f6\uff0c\u5141\u8bb8\u5176\u4ed6\u4e2d\u65ad\u8981\u6c42\u540c\u65f6\u6267\u884c\u3002<\/code>-v <\/code>\u663e\u793a\u786c\u76d8\u7684\u76f8\u5173\u8bbe\u5b9a\u3002<\/code>-W<0<\/code>\u62161> \u8bbe\u5b9a\u786c\u76d8\u7684\u5199\u5165\u5feb\u53d6\u3002<\/code>-X<<\/code>\u4f20\u8f93\u6a21\u5f0f> \u8bbe\u5b9a\u786c\u76d8\u7684\u4f20\u8f93\u6a21\u5f0f\u3002<\/code>-y <\/code>\u4f7fIDE\u786c\u76d8\u8fdb\u5165\u7701\u7535\u6a21\u5f0f\u3002<\/code>-Y <\/code>\u4f7fIDE\u786c\u76d8\u8fdb\u5165\u7761\u7720\u6a21\u5f0f\u3002<\/code>-Z <\/code>\u5173\u95ed\u67d0\u4e9bSeagate\u786c\u76d8\u7684\u81ea\u52a8\u7701\u7535\u529f\u80fd\u3002<\/code><\/p>\n\n\n\n
[root@oracle\u00a0~]# hdparm \/dev\/sda
\/dev\/sda:
IO_support = 0 (default 16-bit)
readonly = 0 (off)
readahead = 256 (on)
geometry = 19929\uff3b\u67f1\u9762\u6570\uff3d\/255\uff3b\u78c1\u5934\u6570\uff3d\/63\uff3b\u6247\u533a\u6570\uff3d, sectors = 320173056\uff3b\u603b\u6247\u533a\u6570\uff3d, start = 0\uff3b\u8d77\u59cb\u6247\u533a\u6570\uff3d<\/p>\n\n\n\n
[root@oracle ~]# hdparm -g \/dev\/sda
\/dev\/sda:
geometry = 19929\uff3b\u67f1\u9762\u6570\uff3d\/255\uff3b\u78c1\u5934\u6570\uff3d\/63\uff3b\u6247\u533a\u6570\uff3d, sectors = 320173056\uff3b\u603b\u6247\u533a\u6570\uff3d, start = 0\uff3b\u8d77\u59cb\u6247\u533a\u6570\uff3d<\/p>\n\n\n\n[root@oracle ~]# hdparm -t \/dev\/xvda<\/code><\/p>\n\n\n\n
Timing buffered disk reads: 422 MB in 3.01 seconds = 140.20 MB\/sec
[root@oracle ~]# hdparm -t \/dev\/xvda<\/p>\n\n\n\n
Timing buffered disk reads: 408 MB in 3.01 seconds = 135.59 MB\/sec
[root@oracle ~]# hdparm -t \/dev\/xvda<\/p>\n\n\n\n\/dev\/xvda:<\/code>Timing buffered disk reads: 416 MB in 3.01 seconds = 138.24 MB\/sec<\/code>
4\u3001\u6d4b\u8bd5\u786c\u76d8\u7f13\u5b58\u7684\u8bfb\u53d6\u901f\u5ea6\uff1a[root@oracle ~]# hdparm -T \/dev\/xvda<\/code><\/p>\n\n\n\n
Timing cached reads: 11154 MB in 1.98 seconds = 5633.44 MB\/sec
[root@oracle ~]# hdparm -T \/dev\/xvda<\/p>\n\n\n\n
Timing cached reads: 10064 MB in 1.98 seconds = 5077.92 MB\/sec
[root@oracle ~]# hdparm -T \/dev\/xvda<\/p>\n\n\n\n\/dev\/xvda:<\/code>Timing cached reads: 10600 MB in 1.98 seconds = 5351.73 MB\/sec<\/code>
5\u3001\u68c0\u6d4b\u786c\u76d8\u7684\u7535\u6e90\u7ba1\u7406\u6a21\u5f0f\uff1a
[root@oracle ~]# hdparm -C \/dev\/sda
\/dev\/sda:
drive state is: standby [\u7701\u7535\u6a21\u5f0f]<\/p>\n\n\n\n
[root@oracle ~]# hdparm -m \/dev\/sda
[root@oracle ~]# hdparm -m \u53c2\u6570\u503c\u4e3a\u6574\u6570\u503c\u59828 \/dev\/sda \u9644\uff1a\u786c\u76d8\u574f\u9053\u4fee\u590d\u65b9\u6cd5
\u68c0\u67e5\uff1asmartctl -l selftest \/dev\/sda
\u5378\u8f7d\uff1aumount \/dev\/sda*
\u4fee\u590d\uff1abadblocks \/dev\/sda<\/p>\n","protected":false},"excerpt":{"rendered":"