{"id":515,"date":"2022-09-30T19:45:03","date_gmt":"2022-09-30T12:45:03","guid":{"rendered":"https:\/\/w2.vacif.com\/?p=515"},"modified":"2024-06-24T03:51:29","modified_gmt":"2024-06-24T03:51:29","slug":"san-la-gi","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/san-la-gi\/","title":{"rendered":"SAN L\u00e0 g\u00ec"},"content":{"rendered":"\n

1 SAN l\u00e0 g\u00ec<\/strong><\/h2>\n\n\n\n

SAN (Storage Area Network) l\u00e0 ki\u1ebfn tr\u00fac m\u1ea1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1eadp trung c\u00f3 t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p, \u0111\u01b0\u1ee3c c\u00e1c doanh nghi\u1ec7p d\u00f9ng trong h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n tr\u1ecb d\u1eef li\u1ec7u l\u1edbn.<\/p>\n\n\n\n

SAN c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u k\u1ebft n\u1ed1i \u0111\u1ebfn nhi\u1ec1u Server v\u00e0 nhi\u1ec1u thi\u1ebft b\u1ecb l\u01b0u tr\u1eef, v\u1edbi m\u1ee5c \u0111\u00edch ch\u00ednh l\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh v\u00e0 thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u00e0 gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u1edbi nhau.<\/p>\n\n\n\n

M\u1ed9t m\u1ea1ng SAN chuy\u00ean d\u1ee5ng s\u1ebd ho\u00e0n to\u00e0n t\u00e1ch bi\u1ec7t v\u1edbi c\u00e1c m\u1ea1ng LAN v\u00e0 WAN. M\u1ea1ng SAN c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i nguy\u00ean li\u00ean quan \u0111\u1ebfn l\u01b0u tr\u1eef trong m\u1ea1ng l\u1ea1i v\u1edbi nhau.<\/p>\n\n\n

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

2 T\u1ea1i sao ph\u1ea3i s\u1eed d\u1ee5ng SAN<\/h2>\n\n\n\n

2.1 Kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 suy gi\u1ea3m b\u0103ng th\u00f4ng m\u1ea1ng LAN<\/strong><\/h3>\n\n\n\n

Do vi\u1ec7c truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u th\u01b0\u1eddng chi\u1ebfm l\u01b0\u1ee3ng l\u1edbn b\u0103ng th\u00f4ng , SAN s\u1eed d\u1ee5ng m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng ri\u00eang bi\u1ec7t \u0111\u1ec3 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u. T\u1eeb \u0111\u00f3 gi\u00fap chia s\u1ebb g\u00e1nh n\u0103ng b\u0103ng th\u00f4ng v\u1edbi h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

2.2 T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n

SAN gi\u00fap l\u01b0u tr\u1eef v\u00e0 \u00e1p d\u1ee5ng c\u00e1c thu\u1eadt to\u00e1n b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch an to\u00e0n, \u0111\u1ea3m b\u1ea3o t\u00ednh nguy\u00ean v\u1eb9n d\u1eef li\u1ec7u trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. Ngo\u00e0i ra, s\u1eed d\u1ee5ng SAN gi\u00fap gi\u1ea3m thi\u1ec3u nguy c\u01a1 tin t\u1eb7c t\u1ea5n c\u00f4ng v\u00e0o m\u1ea1ng LAN v\u00e0 x\u00e2m ph\u1ea1m d\u1eef li\u1ec7u do m\u1ecdi th\u1ee9 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng t\u00e1ch bi\u1ec7t.<\/p>\n\n\n\n

2.3 Sao l\u01b0u kh\u00f4i ph\u1ee5c d\u1ec5 d\u00e0ng<\/strong><\/h3>\n\n\n\n

SAN gi\u00fap qu\u00e1 tr\u00ecnh sao l\u01b0u d\u1eef li\u1ec7u \u0111\u01a1n gi\u1ea3n h\u01a1n khi ch\u1ec9 c\u1ea7n m\u1ed9t m\u00e1y ch\u1ee7 sao l\u01b0u duy nh\u1ea5t \u0111\u1ec3 sao l\u01b0u d\u1eef li\u1ec7u, b\u1ea1n kh\u00f4ng ph\u1ea3i chi th\u00eam ti\u1ec1n cho c\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef v\u1eadt l\u00fd cho d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

C\u00e1c h\u1ec7 th\u1ed1ng SAN m\u1edbi hi\u1ec7n nay c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef t\u1eadp tin t\u1ea1i nhi\u1ec1u v\u00f9ng v\u1eadt l\u00fd kh\u00e1c nhau (clone), cho ph\u00e9p kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u nhanh khi m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef b\u1ecb l\u1ed7i hay kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

2.4 Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t<\/strong><\/h3>\n\n\n\n

Kh\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef truy\u1ec1n th\u1ed1ng, SAN \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng theo h\u01b0\u1edbng t\u1eadp trung n\u00ean c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng n\u00e2ng c\u1ea5p theo nhu c\u1ea7u c\u1ee7a doanh nghi\u1ec7p theo t\u1eebng giai \u0111o\u1ea1n. C\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng th\u00eam c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef m\u1edf r\u1ed9ng v\u00e0o m\u1ea1ng m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i thay \u0111\u1ed5i c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 m\u00e1y ch\u1ee7 hay c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef \u0111ang c\u00f3.<\/p>\n\n\n\n

<\/h2>\n\n\n\n

<\/h2>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

1 SAN l\u00e0 g\u00ec SAN (Storage Area Network) l\u00e0 ki\u1ebfn tr\u00fac m\u1ea1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1eadp trung c\u00f3 t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p, \u0111\u01b0\u1ee3c c\u00e1c doanh nghi\u1ec7p d\u00f9ng trong h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n tr\u1ecb d\u1eef li\u1ec7u l\u1edbn. SAN c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u k\u1ebft n\u1ed1i \u0111\u1ebfn nhi\u1ec1u Server v\u00e0 nhi\u1ec1u thi\u1ebft […]<\/p>\n","protected":false},"author":2,"featured_media":522,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[],"footnotes":""},"categories":[80,34],"tags":[],"class_list":["post-515","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-huong-dan-tai-lieu","category-luu-tru","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/515","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=515"}],"version-history":[{"count":1,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/515\/revisions"}],"predecessor-version":[{"id":10042,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/515\/revisions\/10042"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/522"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=515"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=515"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=515"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}