{"id":56966,"date":"2021-03-12T14:47:58","date_gmt":"2021-03-12T22:47:58","guid":{"rendered":"https:drivesaversdatarecovery.com\/\/?p=56966"},"modified":"2026-02-25T05:45:56","modified_gmt":"2026-02-25T13:45:56","slug":"what-are-the-raid-5-requirements","status":"publish","type":"post","link":"https:\/\/drivesaversdatarecovery.com\/pl-pl\/blog\/what-are-the-raid-5-requirements\/","title":{"rendered":"Jakie s\u0105 wymagania dla macierzy RAID 5?"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-2\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-8\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p><span style=\"font-weight: 400;\">Co zrobi\u0107, je\u015bli jeste\u015b ma\u0142\u0105 lub \u015bredni\u0105 firm\u0105 \u2014 albo nawet freelancerem czy konsultantem \u2014 i nie sta\u0107 Ci\u0119 na inwestycj\u0119 w serwery o du\u017cej pojemno\u015bci? Nadal potrzebujesz dysk\u00f3w zapewniaj\u0105cych szybki odczyt i zapis oraz du\u017co miejsca, ale koszt jest zbyt wysoki! W zale\u017cno\u015bci od Twoich potrzeb, rozwi\u0105zaniem mo\u017ce by\u0107 RAID 5. Ale jakie s\u0105 wymagania dla macierzy RAID 5?<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Czym jest RAID?<\/span><\/h2>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Rozwi\u0105zania pami\u0119ci masowej oparte na macierzy RAID (Redundant Array of Independent Disks) to doskona\u0142y spos\u00f3b na maksymalne wykorzystanie wydajno\u015bci wielu dysk\u00f3w twardych. <\/span><a href=\"https:\/\/drivesaversdatarecovery.com\/pl-pl\/raid-comparison\/\" target=\"_self\"><span style=\"font-weight: 400\">Jak ju\u017c wcze\u015bniej wspomnieli\u015bmy<\/span><\/a><span style=\"font-weight: 400\">, konfiguracje RAID wykorzystuj\u0105 moc oprogramowania <\/span><i><span style=\"font-weight: 400\">i<\/span><\/i><span style=\"font-weight: 400\"> sprz\u0119tu, aby grupa dysk\u00f3w mog\u0142a dzia\u0142a\u0107 razem. Rezultatem jest wydajny i przyst\u0119pny cenowo system przechowywania danych.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">R\u00f3\u017cne konfiguracje RAID maj\u0105 swoje zalety, wady i wymagania. Dzi\u015b skupimy si\u0119 na RAID 5, poniewa\u017c jest to popularny wyb\u00f3r i stosunkowo \u0142atwy do wdro\u017cenia. Konfiguracja RAID 5 zapewnia b\u0142yskawiczne czasy odczytu, a w przypadku awarii jednego z dysk\u00f3w mo\u017cliwe jest odzyskanie danych. Dzieje si\u0119 tak, poniewa\u017c dane s\u0105 dzielone na ma\u0142e cz\u0119\u015bci i rozdzielane pomi\u0119dzy pod\u0142\u0105czone dyski. Ten spos\u00f3b zapisu danych nazywa si\u0119 parzysto\u015bci\u0105 (ang. parity).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oczywi\u015bcie, zanim zorganizujesz swoje dyski twarde w macierz RAID 5, powiniene\u015b wiedzie\u0107 kilka rzeczy. Ka\u017cda konfiguracja ma okre\u015blone warunki, kt\u00f3re musz\u0105 by\u0107 spe\u0142nione, aby dzia\u0142a\u0142a poprawnie \u2013 RAID 5 nie jest wyj\u0105tkiem. Co zatem warto wiedzie\u0107 przed konfiguracj\u0105 RAID 5?<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">4 wymagania RAID 5, kt\u00f3re musisz zna\u0107<\/span><\/h2>\n<h3><span style=\"font-weight: 400;\">Wymaganie RAID 5 nr 1: Odpowiednia liczba dysk\u00f3w<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Ile fizycznych dysk\u00f3w jest potrzebnych do wdro\u017cenia RAID 5? W konfiguracji RAID 5 mo\u017cna pod\u0142\u0105czy\u0107 od trzech do szesnastu dysk\u00f3w, ale najcz\u0119\u015bciej u\u017cywa si\u0119 czterech.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Chocia\u017c minimalna liczba dysk\u00f3w w RAID 5 to trzy, wi\u0119kszo\u015b\u0107 u\u017cytkownik\u00f3w wybiera cztery ze wzgl\u0119du na szybko\u015b\u0107, odporno\u015b\u0107 na awarie i pojemno\u015b\u0107. To troch\u0119 nieintuicyjne, ale im wi\u0119cej dysk\u00f3w jest pod\u0142\u0105czonych do macierzy, tym wolniejsze staj\u0105 si\u0119 pr\u0119dko\u015bci odczytu i zapisu. Co wi\u0119cej, im wi\u0119cej dysk\u00f3w dodasz, tym trudniejsze b\u0119dzie odzyskiwanie danych w przypadku awarii jednego z nich.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Jednocze\u015bnie im mniej dysk\u00f3w jest pod\u0142\u0105czonych do macierzy, tym wi\u0119cej pojemno\u015bci jest tracone. Na przyk\u0142ad przy trzech dyskach dost\u0119pna przestrze\u0144 zmniejsza si\u0119 o 33\u202f%. Je\u015bli wi\u0119c pod\u0142\u0105czysz trzy dyski po 1 TB (\u0142\u0105cznie 3 TB) w konfiguracji RAID 5, uzyskasz tylko 2 TB u\u017cytecznej przestrzeni.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nawet je\u015bli u\u017cywasz wi\u0119cej dysk\u00f3w ni\u017c minimalna liczba wymagana dla RAID 5, nadal dochodzi do utraty pojemno\u015bci \u2013 cho\u0107 w mniejszym stopniu. Konfiguracje RAID 5 zawsze trac\u0105 pojemno\u015b\u0107 jednego z pod\u0142\u0105czonych dysk\u00f3w, niezale\u017cnie od ich liczby. Kluczem jest znalezienie r\u00f3wnowagi mi\u0119dzy potrzebami dotycz\u0105cymi przestrzeni, oczekiwaniami dotycz\u0105cymi wydajno\u015bci i akceptowalnym poziomem ryzyka.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Wymaganie RAID 5 nr 2: Odpowiednia pojemno\u015b\u0107 pami\u0119ci masowej<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Kluczowym elementem przy ustalaniu liczby dysk\u00f3w w konfiguracji RAID 5 jest uwzgl\u0119dnienie ca\u0142kowitej pojemno\u015bci. W tym typie macierzy nie ma znaczenia, czy pod\u0142\u0105czysz trzy czy szesna\u015bcie dysk\u00f3w \u2013 wszystkie musz\u0105 mie\u0107 tak\u0105 sam\u0105 pojemno\u015b\u0107.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Dlaczego? Poniewa\u017c je\u015bli pod\u0142\u0105czone dyski twarde nie maj\u0105 identycznej pojemno\u015bci, system b\u0119dzie je traktowa\u0107 tak, jakby mia\u0142y pojemno\u015b\u0107 najmniejszego dysku. Marnowanie cennej przestrzeni do przechowywania to powa\u017cne \"nie\" \u2014 nale\u017cy tego unika\u0107 za wszelk\u0105 cen\u0119!<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Wymaganie RAID 5 nr 3: Dedykowany kontroler sprz\u0119towy<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Niekt\u00f3re konfiguracje RAID polegaj\u0105 na oprogramowaniu do zarz\u0105dzania i utrzymania systemu. Inne wykorzystuj\u0105 rozwi\u0105zania sprz\u0119towe, aby zapewni\u0107 prawid\u0142owe dzia\u0142anie. W przypadku RAID 5 zdecydowanie zaleca si\u0119 u\u017cycie dedykowanego kontrolera sprz\u0119towego.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Kontrolery sprz\u0119towe RAID 5 to fizyczne uk\u0142ady scalone dodawane do p\u0142yty g\u0142\u00f3wnej lub jako osobne karty rozszerze\u0144. S\u0105 przydatne, poniewa\u017c potrafi\u0105 obliczy\u0107 dane parzysto\u015bci przed zapisaniem danych na wszystkich dyskach. Kontrolery te zarz\u0105dzaj\u0105 fizyczn\u0105 przestrzeni\u0105 ka\u017cdego dysku i optymalizuj\u0105 wydajno\u015b\u0107 konfiguracji, oferuj\u0105c dodatkow\u0105 pami\u0119\u0107 podr\u0119czn\u0105 dysku.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Wymaganie RAID 5 nr 4: Odporno\u015b\u0107 na awarie<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Zdecydowanie warto wzi\u0105\u0107 pod uwag\u0119 odporno\u015b\u0107 na awarie przed skonfigurowaniem macierzy RAID. RAID 5 zapewnia przyzwoit\u0105 odporno\u015b\u0107, poniewa\u017c system zosta\u0142 zaprojektowany tak, by dzia\u0142a\u0107 nawet przy awarii jednego dysku. A je\u015bli dojdzie do utraty danych, mo\u017cna je odtworzy\u0107 za pomoc\u0105 danych z pozosta\u0142ych dysk\u00f3w i informacji parzysto\u015bci.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Zrozumienie tego wymagania RAID 5 jest kluczowe, poniewa\u017c w odr\u00f3\u017cnieniu od innych konfiguracji RAID, system RAID 5 toleruje tylko awari\u0119 jednego dysku. W przypadku wielokrotnej awarii dysk\u00f3w narastaj\u0105 problemy z <a href=\"\/pl-pl\/data-recovery-services\/devices-supported\/raid-nas-san\/raid-data-recovery\/\" target=\"_self\">odzyskaniem danych<\/a>. Co wi\u0119cej, odzyskiwanie staje si\u0119 coraz bardziej skomplikowane i czasoch\u0142onne wraz z ka\u017cd\u0105 kolejn\u0105 dodan\u0105 pami\u0119ci\u0105 w macierzy.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Wyb\u00f3r odpowiedniej liczby dysk\u00f3w do konfiguracji RAID 5 jest bardzo istotny, poniewa\u017c ta liczba <\/span><i><span style=\"font-weight: 400\">bezpo\u015brednio wp\u0142ywa <\/span><\/i><span style=\"font-weight: 400\">na odporno\u015b\u0107 na awarie.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Je\u015bli masz problemy z RAID\u202f5 lub inn\u0105 konfiguracj\u0105 RAID, mo\u017cemy pom\u00f3c oceni\u0107, czy Twoje dane s\u0105 odzyskiwalne. <\/span><a href=\"\/pl-pl\/\" target=\"_self\"><span style=\"font-weight: 400\">Je\u015bli Twoja macierz RAID uleg\u0142a awarii, skontaktuj si\u0119 natychmiast z DriveSavers!<\/span><\/a><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-2\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"What do you do if you\u2019re a small to medium-sized business\u2014or even a freelancer or consultant\u2014 who can\u2019t afford the capital investment to buy high-capacity servers? You still need your drives to deliver fast read and write speeds with ample storage space, but the cost is so prohibitive! Depending on your needs, the answer might&hellip;","protected":false},"author":25,"featured_media":60243,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"inline_featured_image":false,"footnotes":""},"categories":[264],"tags":[314],"post_series":[],"class_list":["post-56966","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-raid","entry","has-media"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.9 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What are the RAID 5 Requirements?<\/title>\n<meta name=\"description\" content=\"A RAID array is a great way to maximize several hard drives\u2019 performance and storage. But there are specific conditions for each RAID type. 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