{"id":579746,"date":"2023-12-28T03:11:19","date_gmt":"2023-12-28T03:11:19","guid":{"rendered":"https:\/\/proxyelite.info\/glossary\/hypervisor\/"},"modified":"2023-12-28T03:11:19","modified_gmt":"2023-12-28T03:11:19","slug":"hypervisor","status":"publish","type":"glossary","link":"https:\/\/proxyelite.info\/vi\/glossary\/hypervisor\/","title":{"rendered":"Tr\u00ecnh gi\u00e1m s\u00e1t \u1ea3o"},"content":{"rendered":"<p>Hypervisor, m\u1ed9t th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a, \u0111\u00f3ng m\u1ed9t vai tr\u00f2 then ch\u1ed1t trong th\u1ebf gi\u1edbi c\u00f4ng ngh\u1ec7 th\u00f4ng tin. B\u00e0i vi\u1ebft n\u00e0y nh\u1eb1m m\u1ee5c \u0111\u00edch cung c\u1ea5p c\u00e1i nh\u00ecn t\u1ed5ng quan to\u00e0n di\u1ec7n v\u1ec1 Hypervisor, c\u00e1c lo\u1ea1i, t\u00ednh n\u0103ng, tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng v\u00e0 m\u1ee9c \u0111\u1ed9 li\u00ean quan c\u1ee7a n\u00f3 v\u1edbi th\u1ebf gi\u1edbi m\u00e1y ch\u1ee7 proxy, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong b\u1ed1i c\u1ea3nh ProxyElite.<\/p>\n<h2>Hi\u1ec3u v\u1ec1 Hypervisor<\/h2>\n<p>V\u1ec1 c\u1ed1t l\u00f5i, Hypervisor, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Tr\u00ecnh gi\u00e1m s\u00e1t m\u00e1y \u1ea3o (VMM), l\u00e0 m\u1ed9t th\u1ef1c th\u1ec3 ph\u1ea7n m\u1ec1m ho\u1eb7c ph\u1ea7n c\u1ee9ng cho ph\u00e9p t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec1u m\u00e1y \u1ea3o (VM) tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd. C\u00e1c m\u00e1y \u1ea3o n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp, cho ph\u00e9p nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh ch\u1ea1y \u0111\u1ed3ng th\u1eddi tr\u00ean c\u00f9ng m\u1ed9t ph\u1ea7n c\u1ee9ng. C\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u00e3 c\u00e1ch m\u1ea1ng h\u00f3a b\u1ed1i c\u1ea3nh CNTT b\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt.<\/p>\n<h2>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Hypervisor<\/h2>\n<p>H\u00e3y c\u00f9ng \u0111i s\u00e2u v\u00e0o c\u00e1c t\u00ednh n\u0103ng ch\u00ednh khi\u1ebfn Hypervisor kh\u00f4ng th\u1ec3 thi\u1ebfu trong m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n to\u00e1n hi\u1ec7n \u0111\u1ea1i:<\/p>\n<ol>\n<li>\n<p><strong>S\u1ef1 c\u00e1ch ly<\/strong>: Tr\u00ecnh \u1ea3o h\u00f3a cung c\u1ea5p m\u1ee9c \u0111\u1ed9 c\u00e1ch ly cao gi\u1eefa c\u00e1c m\u00e1y \u1ea3o, \u0111\u1ea3m b\u1ea3o r\u1eb1ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ed9t m\u00e1y \u1ea3o kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c m\u00e1y \u1ea3o kh\u00e1c. S\u1ef1 c\u00f4 l\u1eadp n\u00e0y gi\u00fap t\u0103ng c\u01b0\u1eddng t\u00ednh b\u1ea3o m\u1eadt v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n b\u1ed5 ngu\u1ed3n l\u1ef1c<\/strong>: Ph\u00e2n b\u1ed5 t\u00e0i nguy\u00ean hi\u1ec7u qu\u1ea3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u1ea3o nh\u1eadn \u0111\u01b0\u1ee3c t\u00e0i nguy\u00ean CPU, b\u1ed9 nh\u1edb v\u00e0 l\u01b0u tr\u1eef c\u1ea7n thi\u1ebft, t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng h\u1ec7 th\u1ed1ng.<\/p>\n<\/li>\n<li>\n<p><strong>\u1ea2nh ch\u1ee5p nhanh v\u00e0 nh\u00e2n b\u1ea3n<\/strong>: B\u1ed9 \u1ea3o h\u00f3a cho ph\u00e9p t\u1ea1o \u1ea3nh ch\u1ee5p nhanh VM \u0111\u1ec3 sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i, c\u0169ng nh\u01b0 sao ch\u00e9p \u0111\u1ec3 tri\u1ec3n khai VM nhanh ch\u00f3ng.<\/p>\n<\/li>\n<li>\n<p><strong>Di chuy\u1ec3n tr\u1ef1c ti\u1ebfp<\/strong>: Advanced Hypervisors h\u1ed7 tr\u1ee3 di chuy\u1ec3n tr\u1ef1c ti\u1ebfp, cho ph\u00e9p di chuy\u1ec3n m\u00e1y \u1ea3o gi\u1eefa c\u00e1c m\u00e1y ch\u1ee7 v\u1eadt l\u00fd v\u1edbi th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng t\u1ed1i thi\u1ec3u.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ea3o m\u1eadt c\u1ea5p \u0111\u1ed9 Hypervisor<\/strong>: M\u1ed9t s\u1ed1 Hypervisor cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt nh\u01b0 kh\u1edfi \u0111\u1ed9ng an to\u00e0n, m\u00e3 h\u00f3a b\u1ed9 nh\u1edb v\u00e0 g\u1ed1c tin c\u1eady d\u1ef1a tr\u00ean hypervisor \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c lo\u1ea1i Hypervisor<\/h2>\n<p>Tr\u00ecnh \u1ea3o h\u00f3a \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh hai lo\u1ea1i ch\u00ednh: Lo\u1ea1i 1 (kim lo\u1ea1i tr\u1ea7n) v\u00e0 Lo\u1ea1i 2 (\u0111\u01b0\u1ee3c l\u01b0u tr\u1eef). D\u01b0\u1edbi \u0111\u00e2y l\u00e0 so s\u00e1nh c\u1ee7a hai lo\u1ea1i n\u00e0y:<\/p>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>Tr\u00ecnh gi\u00e1m s\u00e1t lo\u1ea1i 1<\/th>\n<th>Tr\u00ecnh gi\u00e1m s\u00e1t lo\u1ea1i 2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td>Tr\u1ef1c ti\u1ebfp tr\u00ean ph\u1ea7n c\u1ee9ng (kh\u00f4ng c\u00f3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh)<\/td>\n<td>\u0110\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u00e1y ch\u1ee7<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec7u su\u1ea5t<\/td>\n<td>Hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n<\/td>\n<td>Hi\u1ec7u su\u1ea5t gi\u1ea3m nh\u1eb9<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea3o v\u1ec7<\/td>\n<td>Th\u01b0\u1eddng an to\u00e0n h\u01a1n<\/td>\n<td>K\u00e9m an to\u00e0n<\/td>\n<\/tr>\n<tr>\n<td>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/td>\n<td>Trung t\u00e2m d\u1eef li\u1ec7u, m\u00e1y ch\u1ee7<\/td>\n<td>Ph\u00e1t tri\u1ec3n, th\u1eed nghi\u1ec7m, m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00f4ng d\u1ee5ng v\u00e0 th\u00e1ch th\u1ee9c<\/h2>\n<p>Hypervisor t\u00ecm th\u1ea5y \u1ee9ng d\u1ee5ng tr\u00ean nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau, bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>\u1ea2o h\u00f3a m\u00e1y ch\u1ee7<\/strong>: Trong trung t\u00e2m d\u1eef li\u1ec7u, Hypervisor h\u1ee3p nh\u1ea5t nhi\u1ec1u m\u00e1y ch\u1ee7 v\u00e0o m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd duy nh\u1ea5t, t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e1t tri\u1ec3n v\u00e0 th\u1eed nghi\u1ec7m<\/strong>: Nh\u00e0 ph\u00e1t tri\u1ec3n s\u1eed d\u1ee5ng Hypervisor \u0111\u1ec3 t\u1ea1o m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m bi\u1ec7t l\u1eadp, gi\u1ea3m xung \u0111\u1ed9t gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng.<\/p>\n<\/li>\n<\/ul>\n<p>Nh\u1eefng th\u00e1ch th\u1ee9c c\u00f3 th\u1ec3 n\u1ea3y sinh khi s\u1eed d\u1ee5ng Hypervisor bao g\u1ed3m m\u1edf r\u1ed9ng VM, t\u1eafc ngh\u1ebdn hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o ph\u00e2n b\u1ed5 t\u00e0i nguy\u00ean h\u1ee3p l\u00fd. Tuy nhi\u00ean, nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u b\u1eb1ng c\u00e1ch l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 qu\u1ea3n l\u00fd c\u1ea9n th\u1eadn.<\/p>\n<h2>So s\u00e1nh Hypervisor v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<p>H\u00e3y l\u00e0m r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Hypervisor v\u00e0 c\u00e1c thu\u1eadt ng\u1eef li\u00ean quan:<\/p>\n<ul>\n<li><strong>Gi\u1ea3 l\u1eadp<\/strong>: Tr\u00ecnh m\u00f4 ph\u1ecfng b\u1eaft ch\u01b0\u1edbc ph\u1ea7n c\u1ee9ng, trong khi Tr\u00ecnh \u1ea3o h\u00f3a chia s\u1ebb t\u00e0i nguy\u00ean v\u1eadt l\u00fd gi\u1eefa c\u00e1c m\u00e1y \u1ea3o.<\/li>\n<li><strong>Container h\u00f3a<\/strong>: C\u00e1c b\u1ed9 ch\u1ee9a chia s\u1ebb nh\u00e2n h\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u00e1y ch\u1ee7, trong khi B\u1ed9 \u1ea3o h\u00f3a ch\u1ea1y nhi\u1ec1u phi\u00ean b\u1ea3n h\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp.<\/li>\n<\/ul>\n<h2>Tri\u1ec3n v\u1ecdng t\u01b0\u01a1ng lai<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a c\u00f4ng ngh\u1ec7 Hypervisor \u0111\u1ea7y h\u1ee9a h\u1eb9n v\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 nh\u01b0:<\/p>\n<ul>\n<li><strong>Tr\u00ecnh \u1ea3o h\u00f3a vi m\u00f4<\/strong>: Hypervisors si\u00eau nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho IoT v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang.<\/li>\n<li><strong>C\u1ea3i ti\u1ebfn b\u1ea3o m\u1eadt<\/strong>: Ti\u1ebfp t\u1ee5c t\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o m\u1eadt c\u00e1c l\u1edbp Hypervisor tr\u01b0\u1edbc c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi n\u1ed5i.<\/li>\n<\/ul>\n<h2>M\u00e1y ch\u1ee7 proxy v\u00e0 Hypervisor<\/h2>\n<p>B\u00e2y gi\u1edd, h\u00e3y kh\u00e1m ph\u00e1 m\u1ed1i li\u00ean h\u1ec7 c\u1ee7a Hypervisor v\u1edbi m\u00e1y ch\u1ee7 proxy, gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 proxy \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi ProxyElite. Hypervisor c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd c\u00e1c phi\u00ean b\u1ea3n m\u00e1y ch\u1ee7 proxy m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. M\u1ed7i m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ch\u1ea1y trong m\u00e1y \u1ea3o ri\u00eang, \u0111\u1ea3m b\u1ea3o t\u00ednh c\u00e1ch ly, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 b\u1ea3o m\u1eadt. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y cho ph\u00e9p ProxyElite cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 proxy \u0111\u00e1ng tin c\u1eady v\u00e0 c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh cho kh\u00e1ch h\u00e0ng, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u \u0111a d\u1ea1ng c\u1ee7a h\u1ecd.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin chuy\u00ean s\u00e2u v\u1ec1 c\u00f4ng ngh\u1ec7 Hypervisor, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ul>\n<li><a target=\"_new\" rel=\"noopener\">Tr\u00ecnh \u1ea3o h\u00f3a VMware<\/a><\/li>\n<li><a target=\"_new\" rel=\"noopener\">Microsoft Hyper-V<\/a><\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, c\u00f4ng ngh\u1ec7 Hypervisor l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a \u1ea3o h\u00f3a hi\u1ec7n \u0111\u1ea1i, cho ph\u00e9p qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean hi\u1ec7u qu\u1ea3 v\u00e0 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt. Khi \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi m\u00e1y ch\u1ee7 proxy, n\u00f3 cung c\u1ea5p gi\u1ea3i ph\u00e1p m\u1ea1nh m\u1ebd v\u00e0 linh ho\u1ea1t cho c\u00e1c y\u00eau c\u1ea7u CNTT kh\u00e1c nhau.<\/p>","protected":false},"featured_media":579747,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-579746","glossary","type-glossary","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":0,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579746\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media\/579747"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media?parent=579746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}