{"id":478511,"date":"2023-08-09T09:34:06","date_gmt":"2023-08-09T09:34:06","guid":{"rendered":""},"modified":"2023-09-05T11:16:56","modified_gmt":"2023-09-05T11:16:56","slug":"primary-storage","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/primary-storage\/","title":{"rendered":"L\u01b0u tr\u1eef ch\u00ednh"},"content":{"rendered":"<p>B\u1ed9 nh\u1edb ch\u00ednh, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u1ed9 nh\u1edb ch\u00ednh, l\u00e0 b\u1ed9 nh\u1edb trong c\u1ee7a m\u00e1y t\u00ednh t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp v\u1edbi CPU v\u00e0 h\u1ec7 th\u1ed1ng. N\u00f3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u01a1 ch\u1ebf l\u01b0u tr\u1eef c\u1ed1t l\u00f5i ch\u1ee9a d\u1eef li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, cho ph\u00e9p truy c\u1eadp v\u00e0 th\u1ef1c thi nhanh ch\u00f3ng.<\/p>\n<h2>L\u1ecbch s\u1eed c\u1ee7a b\u1ed9 l\u01b0u tr\u1eef s\u01a1 c\u1ea5p v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Ngu\u1ed3n g\u1ed1c c\u1ee7a b\u1ed9 l\u01b0u tr\u1eef ch\u00ednh c\u00f3 t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a m\u00e1y t\u00ednh. Kh\u00e1i ni\u1ec7m n\u00e0y n\u1ed5i l\u00ean v\u1edbi vi\u1ec7c ph\u00e1t minh ra M\u00e1y t\u00ednh Atanasoff-Berry (ABC) v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1930, s\u1eed d\u1ee5ng c\u00e1c ch\u1eef s\u1ed1 nh\u1ecb ph\u00e2n. M\u00e1y t\u00ednh v\u00e0 t\u00edch h\u1ee3p s\u1ed1 \u0111i\u1ec7n t\u1eed (ENIAC), \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o v\u00e0o gi\u1eefa nh\u1eefng n\u0103m 1940, s\u1eed d\u1ee5ng \u1ed1ng ch\u00e2n kh\u00f4ng l\u00e0m b\u1ed9 l\u01b0u tr\u1eef ch\u00ednh. B\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 th\u1ef1c s\u1ef1 \u0111\u1ea7u ti\u00ean \u0111\u1ebfn v\u1edbi b\u1ed9 nh\u1edb l\u00f5i t\u1eeb v\u00e0o nh\u1eefng n\u0103m 1950, m\u1ed9t d\u1ea1ng b\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean (RAM) kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 b\u1ed9 nh\u1edb ch\u00ednh: M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1<\/h2>\n<p>B\u1ed9 nh\u1edb ch\u00ednh l\u00e0 b\u1ed9 nh\u1edb \u0111\u01b0\u1ee3c m\u00e1y t\u00ednh s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef h\u1ec7 \u0111i\u1ec1u h\u00e0nh hi\u1ec7n \u0111ang ch\u1ea1y, c\u00e1c \u1ee9ng d\u1ee5ng \u0111ang ho\u1ea1t \u0111\u1ed9ng v\u00e0 d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng. N\u00f3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong ch\u1ee9c n\u0103ng c\u1ee7a h\u1ec7 th\u1ed1ng, \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ea7u n\u1ed1i gi\u1eefa CPU v\u00e0 b\u1ed9 l\u01b0u tr\u1eef th\u1ee9 c\u1ea5p.<\/p>\n<h3>C\u00e1c lo\u1ea1i l\u01b0u tr\u1eef ch\u00ednh:<\/h3>\n<ul>\n<li>RAM (B\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean): D\u1ec5 bay h\u01a1i v\u00e0 m\u1ea5t d\u1eef li\u1ec7u khi t\u1eaft ngu\u1ed3n.<\/li>\n<li>ROM (B\u1ed9 nh\u1edb ch\u1ec9 \u0111\u1ecdc): Kh\u00f4ng \u1ed5n \u0111\u1ecbnh v\u00e0 gi\u1eef d\u1eef li\u1ec7u v\u0129nh vi\u1ec5n.<\/li>\n<li>B\u1ed9 nh\u1edb \u0111\u1ec7m: Nhanh h\u01a1n RAM v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy c\u1eadp th\u01b0\u1eddng xuy\u00ean.<\/li>\n<\/ul>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a b\u1ed9 l\u01b0u tr\u1eef ch\u00ednh: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 l\u01b0u tr\u1eef ch\u00ednh<\/h2>\n<p>B\u1ed9 l\u01b0u tr\u1eef ch\u00ednh bao g\u1ed3m c\u00e1c chip b\u00e1n d\u1eabn \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c th\u00e0nh c\u00e1c m\u00f4-\u0111un. N\u00f3 bao g\u1ed3m:<\/p>\n<ol>\n<li><strong>\u0110\u1eacP<\/strong>: Ch\u1ee9a c\u00e1c \u00f4 l\u01b0u tr\u1eef bit v\u00e0 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp th\u00e0nh h\u00e0ng v\u00e0 c\u1ed9t.<\/li>\n<li><strong>rom<\/strong>: Bao g\u1ed3m c\u00e1c c\u1ea7u ch\u00ec c\u00f3 th\u1ec3 b\u1ecb \u201cth\u1ed5i\u201d ho\u1eb7c \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean \u0111\u1ec3 bi\u1ec3u th\u1ecb c\u00e1c s\u1ed1 1 ho\u1eb7c 0 nh\u1ecb ph\u00e2n.<\/li>\n<li><strong>B\u1ed9 nh\u1edb \u0111\u1ec7m<\/strong>: C\u00f3 c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p (L1, L2, L3) \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n truy c\u1eadp nhanh.<\/li>\n<\/ol>\n<p>D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb b\u1ed9 l\u01b0u tr\u1eef ch\u00ednh trong m\u1ed9t quy tr\u00ecnh bao g\u1ed3m \u0111\u1ecdc bus \u0111\u1ecba ch\u1ec9, truy c\u1eadp v\u00e0o c\u00e1c \u00f4 c\u00f3 li\u00ean quan v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ebfn CPU.<\/p>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a l\u01b0u tr\u1eef ch\u00ednh<\/h2>\n<p>\u01afu \u0111\u00e3i l\u01b0u tr\u1eef ch\u00ednh:<\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9<\/strong>: Truy c\u1eadp d\u1eef li\u1ec7u nhanh ch\u00f3ng.<\/li>\n<li><strong>Bi\u1ebfn \u0111\u1ed9ng<\/strong>: M\u1ea5t d\u1eef li\u1ec7u c\u1ee7a RAM khi t\u1eaft ngu\u1ed3n.<\/li>\n<li><strong>N\u0103ng l\u1ef1c h\u1ea1n ch\u1ebf<\/strong>: So v\u1edbi b\u1ed9 nh\u1edb th\u1ee9 c\u1ea5p.<\/li>\n<li><strong>Tr\u1ecb gi\u00e1<\/strong>: Th\u01b0\u1eddng \u0111\u1eaft h\u01a1n tr\u00ean m\u1ed7i byte so v\u1edbi b\u1ed9 nh\u1edb th\u1ee9 c\u1ea5p.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn<\/strong>: \u0110\u01b0\u1ee3c CPU truy c\u1eadp tr\u1ef1c ti\u1ebfp.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i l\u01b0u tr\u1eef ch\u00ednh: T\u1ed5ng quan<\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng minh h\u1ecda c\u00e1c lo\u1ea1i B\u1ed9 l\u01b0u tr\u1eef ch\u00ednh kh\u00e1c nhau:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>Bi\u1ebfn \u0111\u1ed9ng<\/th>\n<th>T\u1ed1c \u0111\u1ed9<\/th>\n<th>C\u00e1ch s\u1eed d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0110\u1eacP<\/td>\n<td>\u0110\u00fang<\/td>\n<td>Nhanh<\/td>\n<td>L\u01b0u tr\u1eef \u0111a n\u0103ng<\/td>\n<\/tr>\n<tr>\n<td>rom<\/td>\n<td>KH\u00d4NG<\/td>\n<td>V\u1eeba ph\u1ea3i<\/td>\n<td>L\u01b0u tr\u1eef ph\u1ea7n s\u1ee5n<\/td>\n<\/tr>\n<tr>\n<td>B\u1ed9 nh\u1edb \u0111\u1ec7m<\/td>\n<td>\u0110\u00fang<\/td>\n<td>R\u1ea5t nhanh<\/td>\n<td>D\u1eef li\u1ec7u th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb ch\u00ednh, v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<p>B\u1ed9 nh\u1edb ch\u00ednh r\u1ea5t c\u1ea7n thi\u1ebft cho ho\u1ea1t \u0111\u1ed9ng \u0111a nhi\u1ec7m, ch\u1ea1y \u1ee9ng d\u1ee5ng v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi. Tuy nhi\u00ean, n\u00f3 c\u00f3 th\u1ec3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t:<\/p>\n<ul>\n<li><strong>V\u1ea5n \u0111\u1ec1 v\u1ec1 n\u0103ng l\u1ef1c<\/strong>: Gi\u1ea3i quy\u1ebft b\u1eb1ng c\u00e1ch b\u1ed5 sung th\u00eam RAM.<\/li>\n<li><strong>N\u00fat th\u1eaft t\u1ed1c \u0111\u1ed9<\/strong>: Gi\u1ea3m thi\u1ec3u th\u00f4ng qua t\u1ed1i \u01b0u h\u00f3a b\u1ed9 \u0111\u1ec7m.<\/li>\n<li><strong>Bi\u1ebfn \u0111\u1ed9ng<\/strong>: Nguy c\u01a1 m\u1ea5t d\u1eef li\u1ec7u ch\u01b0a \u0111\u01b0\u1ee3c l\u01b0u; ti\u1ebft ki\u1ec7m th\u01b0\u1eddng xuy\u00ean l\u00e0 c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 so s\u00e1nh gi\u1eefa B\u1ed9 nh\u1edb ch\u00ednh (RAM) v\u00e0 B\u1ed9 nh\u1edb ph\u1ee5 (\u1ed4 c\u1ee9ng):<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0111\u1eb7c tr\u01b0ng<\/th>\n<th>L\u01b0u tr\u1eef ch\u00ednh<\/th>\n<th>L\u01b0u tr\u1eef th\u1ee9 c\u1ea5p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9<\/td>\n<td>Nhanh<\/td>\n<td>Ch\u1eadm h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Dung t\u00edch<\/td>\n<td>Gi\u1edbi h\u1ea1n<\/td>\n<td>l\u1edbn h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Bi\u1ebfn \u0111\u1ed9ng<\/td>\n<td>\u0110\u00fang<\/td>\n<td>KH\u00d4NG<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed m\u1ed7i byte<\/td>\n<td>Cao h\u01a1n<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn l\u01b0u tr\u1eef s\u01a1 c\u1ea5p<\/h2>\n<p>C\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i nh\u01b0 3D XPoint v\u00e0 b\u1ed9 nh\u1edb L\u01b0\u1ee3ng t\u1eed mang l\u1ea1i ti\u1ec1m n\u0103ng l\u01b0u tr\u1eef ch\u00ednh nhanh h\u01a1n, hi\u1ec7u qu\u1ea3 h\u01a1n. H\u1ecd c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh l\u1ea1i c\u00e1ch x\u1eed l\u00fd d\u1eef li\u1ec7u trong c\u00e1c h\u1ec7 th\u1ed1ng, mang l\u1ea1i dung l\u01b0\u1ee3ng l\u1edbn h\u01a1n v\u00e0 t\u00ednh kh\u00f4ng bi\u1ebfn \u0111\u1ed9ng.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi b\u1ed9 nh\u1edb ch\u00ednh<\/h2>\n<p>Trong b\u1ed1i c\u1ea3nh c\u00e1c m\u00e1y ch\u1ee7 proxy gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy cung c\u1ea5p, b\u1ed9 nh\u1edb ch\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u v\u00e0o b\u1ed9 nh\u1edb \u0111\u1ec7m c\u00e1c t\u00e0i nguy\u00ean web \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u th\u01b0\u1eddng xuy\u00ean, n\u00e2ng cao th\u1eddi gian ph\u1ea3n h\u1ed3i. N\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 b\u1ed9 l\u01b0u tr\u1eef t\u1ea1m th\u1eddi cho d\u1eef li\u1ec7u truy\u1ec1n qua proxy, h\u1ed7 tr\u1ee3 ph\u00e2n ph\u1ed1i n\u1ed9i dung nhanh ch\u00f3ng.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Primary_storage\" target=\"_new\" rel=\"noopener nofollow\">Wikipedia \u2013 B\u1ed9 nh\u1edb ch\u00ednh<\/a><\/li>\n<li><a href=\"https:\/\/www.techtarget.com\/definition\/RAM\" target=\"_new\" rel=\"noopener nofollow\">M\u1ee5c ti\u00eau c\u00f4ng ngh\u1ec7 \u2013 RAM<\/a><\/li>\n<li><a href=\"https:\/\/www.intel.com\/content\/www\/us\/en\/architecture-and-technology\/non-volatile-memory.html\" target=\"_new\" rel=\"noopener nofollow\">Intel \u2013 C\u00f4ng ngh\u1ec7 b\u1ed9 nh\u1edb t\u01b0\u01a1ng lai<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">OneProxy \u2013 Gi\u1ea3i ph\u00e1p proxy n\u00e2ng cao<\/a><\/li>\n<\/ul>\n<p>T\u1ed5ng quan to\u00e0n di\u1ec7n n\u00e0y \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a b\u1ed9 l\u01b0u tr\u1eef ch\u00ednh, t\u1eeb l\u1ecbch s\u1eed \u0111\u1ebfn tri\u1ec3n v\u1ecdng t\u01b0\u01a1ng lai c\u1ee7a n\u00f3, bao g\u1ed3m c\u1ea3 s\u1ef1 li\u00ean k\u1ebft c\u1ee7a n\u00f3 v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 proxy nh\u01b0 OneProxy.<\/p>","protected":false},"featured_media":469213,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478511","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Primary Storage: An In-Depth Examination<\/mark>","faq_items":[{"question":"What is Primary Storage and Why is it Important?","answer":"<p>Primary storage, also known as main memory, is the computer's internal memory that directly interacts with the CPU and system. It holds data and applications that are currently in use, allowing for rapid access and execution. It plays a crucial role in the functionality of the system, acting as a bridge between the CPU and secondary storage.<\/p>"},{"question":"What Was the First Form of Primary Storage?","answer":"<p>The first form of primary storage emerged with the invention of the Atanasoff-Berry Computer (ABC) in the late 1930s, which used binary digits. The first significant breakthrough came with magnetic-core memory in the 1950s, a non-volatile form of random-access memory (RAM).<\/p>"},{"question":"What Are the Different Types of Primary Storage?","answer":"<p>The different types of primary storage include RAM (Random Access Memory), which is volatile; ROM (Read-Only Memory), which is non-volatile; and Cache Memory, which is faster than RAM and used to store frequently accessed data.<\/p>"},{"question":"How Does Primary Storage Work?","answer":"<p>Primary storage consists of semiconductor chips organized into modules like RAM, ROM, and Cache. Data is fetched from primary storage through a process that involves reading the address bus, accessing the relevant cells, and transmitting the data to the CPU.<\/p>"},{"question":"What Are the Key Features of Primary Storage?","answer":"<p>The key features of primary storage include its high speed of data access, volatility (for RAM), limited capacity compared to secondary storage, higher cost per byte, and direct accessibility by the CPU.<\/p>"},{"question":"How Can Primary Storage be Used with Proxy Servers like OneProxy?","answer":"<p>Primary storage can be used with proxy servers like OneProxy to cache frequently requested web resources, enhancing response times. It acts as temporary storage for data passing through the proxy, aiding in swift content delivery.<\/p>"},{"question":"What Are the Emerging Technologies Related to Primary Storage?","answer":"<p>Emerging technologies such as 3D XPoint and Quantum memory offer potential for faster, more efficient primary storage. They could redefine how data is handled within systems, providing greater capacity and non-volatility.<\/p>"},{"question":"What Are the Common Problems with Primary Storage and Their Solutions?","answer":"<p>Common problems with primary storage include capacity issues, which can be solved by adding more RAM; speed bottlenecks, mitigated through cache optimization; and volatility, with the risk of unsaved data loss, for which regular saving is necessary.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478511","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478511\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/469213"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=478511"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}