{"id":2130,"date":"2024-05-15T11:30:58","date_gmt":"2024-05-15T03:30:58","guid":{"rendered":"https:\/\/www.etsme.com\/wiki\/?p=2130"},"modified":"2024-05-15T14:07:14","modified_gmt":"2024-05-15T06:07:14","slug":"tbw-%e7%ae%80%e4%bb%8b-terabytes-written","status":"publish","type":"post","link":"https:\/\/www.etsme.com\/wiki\/2130\/","title":{"rendered":"TBW \u7b80\u4ecb – Terabytes Written"},"content":{"rendered":"\n

Terabytes Written(TBW)\u662f\u6307\u56fa\u6001\u786c\u76d8(SSD)\u5728\u5176\u751f\u547d\u5468\u671f\u5185\u53ef\u5199\u5165\u7684\u603b\u6570\u636e\u91cf\u3002<\/p>\n\n\n\n

\u56fa\u6001\u786c\u76d8(SSD)\u5df2\u7ecf\u5728\u8ba1\u7b97\u673a\u76f8\u5173\u9886\u57df\u5e7f\u6cdb\u4f7f\u7528\u4e86\u4e00\u6bb5\u65f6\u95f4\u3002\u7136\u800c\uff0c\u56fa\u6001\u786c\u76d8\u7684\u5bff\u547d\u548c\u53ef\u5199\u5165\u7684\u56fa\u6001\u786c\u76d8\u6570\u636e\u603b\u91cf\u4ecd\u7136\u662f\u4e00\u4e2a\u503c\u5f97\u8ba8\u8bba\u7684\u91cd\u8981\u8bdd\u9898\u3002 TBW(Terabytes Written)\u662f\u6307\u56fa\u6001\u786c\u76d8\u5728\u5176\u751f\u547d\u5468\u671f\u5185\u53ef\u5199\u5165\u7684\u603b\u6570\u636e\u91cf\u3002<\/p>\n\n\n\n

TBW \u516c\u5f0f\u5982\u4e0b<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4f8b\u5982\uff0c\u4e00\u4e2a MLC 128GB SSD\uff0c\u5176 NAND \u7684 P\/E \u5468\u671f\u4e3a 3000 \u6b21\uff0c\u7406\u8bba\u4e0a\u5e94\u53ef\u63d0\u4f9b 128GB*3000 \u7b49\u540c\u4e8e 384TB \u7684\u6570\u636e\u5199\u5165\u91cf\u3002\u7136\u800c\uff0cNAND \u662f\u7531\u9875\u548c\u5757\u7ec4\u6210\u7684\uff0c\u524d\u8005\u662f\u7f16\u7a0b\u7684\u6700\u5c0f\u5355\u4f4d\uff0c\u540e\u8005\u662f\u64e6\u9664\u7684\u6700\u5c0f\u5355\u4f4d\u3002<\/p>\n\n\n\n

\u5f53\u4e3b\u673a\u5c06\u6587\u4ef6\u5199\u5165\u56fa\u6001\u786c\u76d8\u65f6\uff0c\u5199\u5165 NAND \u7684\u603b\u5b57\u8282\u6570\u901a\u5e38\u4e0e\u4e3b\u673a\u53d1\u9001\u7684\u6570\u636e\u4e0d\u540c\u3002\u8fd9\u662f\u7531\u4e8e\u6bcf\u4e2a\u6587\u4ef6\u7684\u5927\u5c0f\u4e0e NAND \u9875\u9762\u4e0d\u540c\u3001\u6570\u636e\u7684\u5bf9\u9f50\u65b9\u5f0f\u548c\u6bcf\u4e2a\u9875\u9762\u7684\u5f00\u5934\uff0c\u4ee5\u53ca SSD \u63a7\u5236\u5668\u7684\u7b97\u6cd5(\u5982\u6570\u636e\u538b\u7f29)\u9020\u6210\u7684\u3002\u4f8b\u5982\uff0c\u5982\u679c\u7cfb\u7edf\u8981\u5728\u56fa\u6001\u786c\u76d8\u4e2d\u5199\u5165\u4e00\u4e2a 512 \u5b57\u8282\u7684\u6587\u4ef6\uff0cNAND \u9700\u8981\u5199\u5165\u6700\u5c0f\u7684\u5927\u5c0f\uff0c\u5373\u4e00\u4e2a\u9875\u9762\u7684\u5927\u5c0f\uff0c\u5982 8 kbytes\uff0c\u8fd9\u5c31\u4f7f\u5f97 WAF= 8K\/512=16\u3002\u5982\u679c WAF \u8fc7\u5927\uff0c\u5c31\u4f1a\u5bfc\u81f4 TBW \u975e\u5e38\u5c0f\u3002\u4f46\u662f\uff0c\u6bcf\u4e2a\u4e3b\u673a\u548c PC \u7528\u6237\u7684\u4f7f\u7528\u9891\u7387\u548c\u4e60\u60ef\u53ef\u80fd\u4e0d\u540c\uff0c\u56e0\u6b64\u8f93\u5165\u6570\u636e\u5927\u5c0f\u7684\u7ec4\u5408\u4e5f\u5927\u76f8\u5f84\u5ead\u3002<\/p>\n\n\n\n

\u56e0\u6b64\uff0cJEDEC \u9488\u5bf9\u56fa\u6001\u786c\u76d8\u7684\u5de5\u4f5c\u8d1f\u8f7d\u5236\u5b9a\u4e86\u4e00\u4e2a\u6807\u51c6\uff0c\u5373 JESD219 SSD Endurance Workloads\u3002\u5b83\u5305\u62ec\u9488\u5bf9\u4e0d\u540c\u7528\u6237\u573a\u666f\u7684\u5ba2\u6237\u7aef\u548c\u4f01\u4e1a\u7ea7\u5de5\u4f5c\u8d1f\u8f7d\u3002<\/p>\n\n\n\n

\u4e0e\u5ba2\u6237\u7aef\u5de5\u4f5c\u8d1f\u8f7d\u76f8\u6bd4\uff0c\u4f01\u4e1a\u7ea7\u5de5\u4f5c\u8d1f\u8f7d\u6709\u8bb8\u591a\u5c0f\u6587\u4ef6\uff0c\u56e0\u6b64\u4f01\u4e1a\u7ea7\u7684 WAF \u8981\u9ad8\u5f97\u591a\u3002<\/p>\n\n\n\n

\u4f8b\u5982\uff0c\u5927\u591a\u6570 SSD \u5ba2\u6237\u7aef\u5de5\u4f5c\u8d1f\u8f7d\u7684 WAF \u7ea6\u4e3a 2 \u81f3 4\uff0c\u800c\u4f01\u4e1a\u5de5\u4f5c\u8d1f\u8f7d\u7684 WAF \u7ea6\u4e3a 10\u3002<\/p>\n\n\n\n

\u5bf9\u4e8e\u5d4c\u5165\u5f0f\u5e94\u7528\uff0c\u5982\u679c\u6700\u7ec8\u7528\u6237\u7684\u5de5\u4f5c\u8d1f\u8f7d\u4e0e\u8fd9\u4e9b\u6807\u51c6\u4e0d\u540c\uff0c\u5219\u53ef\u63d0\u4f9b\u5b9a\u5236\u7684 TBW \u8ba1\u7b97\u670d\u52a1\u3002<\/p>\n\n\n\n

TBW \u8d8a\u9ad8\uff0c\u56fa\u6001\u786c\u76d8\u7684\u4f7f\u7528\u65f6\u95f4\u5c31\u8d8a\u957f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Terabytes Written(TBW)\u662f\u6307\u56fa\u6001\u786c\u76d8(SSD)\u5728\u5176\u751f\u547d\u5468\u671f\u5185\u53ef\u5199\u5165\u7684\u603b\u6570\u636e\u91cf\u3002 . . . Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2131,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"cybocfi_hide_featured_image":"yes"},"categories":[70,48,92],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/posts\/2130"}],"collection":[{"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/comments?post=2130"}],"version-history":[{"count":1,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/posts\/2130\/revisions"}],"predecessor-version":[{"id":2132,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/posts\/2130\/revisions\/2132"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/media\/2131"}],"wp:attachment":[{"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/media?parent=2130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/categories?post=2130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.etsme.com\/wiki\/wp-json\/wp\/v2\/tags?post=2130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}