{"id":8691,"date":"2024-08-20T16:41:21","date_gmt":"2024-08-20T08:41:21","guid":{"rendered":"https:\/\/yanjingang.com\/blog\/?p=8691"},"modified":"2024-09-24T02:00:47","modified_gmt":"2024-09-23T18:00:47","slug":"nvme%e7%a3%81%e7%9b%98%e5%af%bf%e5%91%bd%e8%af%84%e4%bc%b0%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/yanjingang.com\/blog\/?p=8691","title":{"rendered":"NVMe SSD\u78c1\u76d8\u5bff\u547d\u8bc4\u4f30\u65b9\u6cd5"},"content":{"rendered":"

\u6211\u4eec\u90fd\u77e5\u9053\u78c1\u76d8\u662f\u6709\u5bff\u547d\u7684\uff0c\u8d85\u671f\u670d\u5f79\u540e\uff0c\u670d\u52a1\u5668\u6216\u7269\u8054\u7f51\u8bbe\u5907\u7684\u78c1\u76d8\u4f1a\u9646\u7eed\u62a5\u6545\u969c\u635f\u574f\uff0c\u610f\u5916\u7684\u635f\u574f\u4e5f\u5e26\u6765\u8bf8\u591a\u95ee\u9898\u3002\u672c\u6587\u4e3b\u8981\u8bb2\u89e3\u4e0bnvme SSD\u7684\u78c1\u76d8\u5bff\u547d\u6d88\u8017\u60c5\u51b5\u3002<\/p>\n

\u4e00\u3001\u67e5\u770bnvme\u76d8\u5199\u91cf<\/h1>\n

1.\u5b89\u88c5nvme\u5de5\u5177<\/h4>\n
$ sudo apt update\r\n$ sudo apt install nvme-cli smartmontools<\/code><\/pre>\n
2.\u67e5\u770b\u78c1\u76d8\u5386\u53f2\u603b\u5199\u60c5\u51b5<\/h4>\n
2.1 smart-log\u65b9\u5f0f<\/h6>\n
# \u786e\u8ba4\u6302\u8f7d\u76d8\r\n$ ls \/dev\/ | grep nvme*\r\n\r\n# \u67e5\u770b\u78c1\u76d8\u4fe1\u606f\r\n$ sudo nvme smart-log \/dev\/nvme1\r\nSmart Log for NVME device:nvme1 namespace-id:ffffffff\r\ncritical_warning                    : 0\r\ntemperature                         : 34 C\r\navailable_spare                     : 100%\r\navailable_spare_threshold           : 10%\r\npercentage_used                     : 8%\r\ndata_units_read                     : 10,392,752\r\ndata_units_written<\/span>                  : 186,419,551\r\nhost_read_commands                  : 41,493,825\r\nhost_write_commands                 : 3,038,321,478\r\ncontroller_busy_time                : 13,646\r\npower_cycles                        : 329\r\npower_on_hours                      : 8,573\r\nunsafe_shutdowns                    : 75\r\nmedia_errors                        : 0\r\nnum_err_log_entries                 : 0\r\nWarning Temperature Time            : 0\r\nCritical Composite Temperature Time : 0\r\nTemperature Sensor 1                : 37 C\r\nTemperature Sensor 2                : 34 C\r\nThermal Management T1 Trans Count   : 0\r\nThermal Management T2 Trans Count   : 0\r\nThermal Management T1 Total Time    : 0\r\nThermal Management T2 Total Time    : 0\r\n\r\n# \u8ba1\u7b97\u78c1\u76d8\r\ndata_units_written 186,419,551<\/span>*512\/1000\/1000\/1000= \u7d2f\u8ba1\u5199\u5165\u91cf95.4TB<\/span><\/code><\/pre>\n
2.2 smartctl\u65b9\u5f0f<\/h6>\n
$ sudo smartctl -a \/dev\/nvme1\r\nSMART\/Health Information (NVMe Log 0x02)\r\nCritical Warning:                   0x00\r\nTemperature:                        33 Celsius\r\nAvailable Spare:                    100%\r\nAvailable Spare Threshold:          10%\r\nPercentage Used:                    8%\r\nData Units Read:                    10,392,753 [5.32 TB]\r\nData Units Written:                 186,435,625 [95.4 TB<\/span>]  # \u8ba1\u7b97\u597d\u7684TB\r\nHost Read Commands:                 41,493,879\r\nHost Write Commands:                3,038,388,026\r\nController Busy Time:               13,647\r\nPower Cycles:                       329\r\nPower On Hours:                     8,574\r\nUnsafe Shutdowns:                   75\r\nMedia and Data Integrity Errors:    0\r\nError Information Log Entries:      0\r\nWarning  Comp. Temperature Time:    0\r\nCritical Comp. Temperature Time:    0\r\nTemperature Sensor 1:               37 Celsius\r\nTemperature Sensor 2:               33 Celsius\r\n<\/code><\/pre>\n
\u4e8c\u3001\u78c1\u76d8\u5bff\u547d<\/h1>\n
1.\u8bbe\u8ba1\u5bff\u547d<\/h4>\n
\u6211\u62ff\u5230\u7684\u8fd9\u4e2anvme\u578b\u53f7\uff0c\u8bbe\u8ba1\u5199\u5bff\u547d\u4e3a600T\u7684\u5199\u5165\uff1a<\/p>\n
\"\"<\/a><\/p>\n
2.\u5199\u653e\u5927<\/h4>\n
\u4e00\u822c\u7ea6\u4e3a1.4\u500d\uff0c\u6211\u4eec\u4fdd\u5b88\u70b9\u63091.5\u5199\u653e\u5927\u8ba1\u7b97\uff0c\u5f97\u51fa\u5927\u7ea6\uff1a<\/p>\n
600TB \/ 1.5 = 400TB # \u7d2f\u8ba1\u5b9e\u9645\u53ef\u5199\u89c4\u6a21<\/span><\/code><\/pre>\n
\u636e\u6b64\u53ef\u4ee5\u8bc4\u4f30\u78c1\u76d8\u7684\u5bff\u547d\u5df2\u7ecf\u4f7f\u7528\u4e86\u767e\u5206\u4e4b\u591a\u5c11\u3002<\/p>\n
\u4e09\u3001\u4e1a\u52a1\u5199\u5165\u901f\u5ea6<\/h1>\n
\u5207\u6362\u5230\u6b63\u5e38\u4e1a\u52a1\u573a\u666f\uff0c\u6309\u7b2c\u4e00\u6b65\u65b9\u6cd5\u67e5\u8be2\u78c1\u76d8\u7d2f\u8ba1\u5199\u5165\u91cf\uff0c\u5e76\u8bb0\u5f55\u65f6\u95f4\uff0c\u7b2c\u4e8c\u5929\u76f8\u540c\u65f6\u95f4\uff0c\u518d\u6b21\u67e5\u8be2\u78c1\u76d8\u7d2f\u8ba1\u5199\u5165\u91cf\uff0c\u4e24\u6b21\u7d2f\u8ba1\u5199\u5165\u91cf\u7684\u5dee\u503c\u5373\u4e3a\u6b64\u4e1a\u52a1\u573a\u666f\u6bcf\u5929\u5bf9\u78c1\u76d8\u603b\u5bff\u547d\u7684\u6d88\u8017\uff08\u4e1a\u52a1\u6d88\u8017\u76f8\u5bf9\u7a33\u5b9a\u7684\u60c5\u51b5\u4e0b\uff09\u3002<\/p>\n
\u7ed3\u5408\u4e1a\u52a1\u4f7f\u7528\u9891\u7387\u548c\u65f6\u95f4\uff0c\u5373\u53ef\u81ea\u52a8\u8fdb\u884c\u78c1\u76d8\u7684\u5bff\u547d\u62a5\u8b66\uff0c\u907f\u514d\u635f\u574f\u9020\u6210\u7684\u635f\u5931\u3002<\/p>\n
 <\/p>\n
yan 24.8.20<\/p>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u6211\u4eec\u90fd\u77e5\u9053\u78c1\u76d8\u662f\u6709\u5bff\u547d\u7684\uff0c\u8d85\u671f\u670d\u5f79\u540e\uff0c\u670d\u52a1\u5668\u6216\u7269\u8054\u7f51\u8bbe\u5907\u7684\u78c1\u76d8\u4f1a\u9646\u7eed\u62a5\u6545\u969c\u635f\u574f\uff0c\u610f\u5916\u7684\u635f\u574f\u4e5f\u5e26\u6765\u8bf8\u591a\u95ee\u9898\u3002\u672c\u6587 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[31],"tags":[32,1366,795,1367],"_links":{"self":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/8691"}],"collection":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8691"}],"version-history":[{"count":4,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/8691\/revisions"}],"predecessor-version":[{"id":8826,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/8691\/revisions\/8826"}],"wp:attachment":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8691"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}