{"id":36142,"date":"2019-10-31T22:09:51","date_gmt":"2019-10-31T19:09:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/rezervnoe-kopirovanie-chast-5-testirovanie-bacula-i-veeam-backup-for-linux\/"},"modified":"2019-10-31T22:09:51","modified_gmt":"2019-10-31T19:09:51","slug":"rezervnoe-kopirovanie-chast-5-testirovanie-bacula-i-veeam-backup-for-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/administrirovanie\/rezervnoe-kopirovanie-chast-5-testirovanie-bacula-i-veeam-backup-for-linux","title":{"rendered":"Backup, del 5: Testning av Bacula och Veeam Backup f\u00f6r Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Backup, del 5: Testning av Bacula och Veeam Backup f\u00f6r Linux\" src=\"\/wp-content\/uploads\/2019\/07\/63a738f9f09d672d072927d19517e9e4.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>I den h\u00e4r anteckningen kommer olika \"stora\" programvaror f\u00f6r s\u00e4kerhetskopiering att diskuteras, inklusive kommersiella. Lista \u00f6ver kandidater: Veeam Agent f\u00f6r Linux, Bacula.<\/p>\n<p><\/p>\n<p>Det kommer att kontrolleras hur det fungerar med filsystemet, f\u00f6r att kunna j\u00e4mf\u00f6ra med de tidigare kandidaterna.<\/p>\n<p><\/p>\n<h2 id=\"ozhidaemye-rezultaty\">F\u00f6rv\u00e4ntade resultat<\/h2>\n<p><\/p>\n<p>Eftersom b\u00e5da kandidaterna \u00e4r universella f\u00e4rdiga l\u00f6sningar, kommer det viktigaste resultatet att vara f\u00f6ruts\u00e4gbarheten i arbetet, det vill s\u00e4ga samma arbetstid vid bearbetning av samma datavolym samt samma belastning under tiden.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3 id=\"obzor-veeam-agent-dlya-linux\">\u00d6versikt \u00f6ver Veeam Agent f\u00f6r Linux<\/h3>\n<p><\/p>\n<p>Detta backup-program arbetar med blockenheter, och har en modul f\u00f6r Linux-k\u00e4rnan som s\u00e4kerst\u00e4ller integriteten i backupen genom att sp\u00e5ra \u00e4ndrade datablokkar. En mer detaljerad beskrivning finns <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/veeam\/blog\/430770\/\">h\u00e4r<\/a><\/noindex>.<\/p>\n<p><\/p>\n<p>Processen f\u00f6r att skapa en filbackup bygger p\u00e5 samma k\u00e4rnmodul: en avbildning av blockenheten skapas, som monteras i en tillf\u00e4llig katalog, varefter datan synkroniseras filvis fr\u00e5n avbildningen till en annan lokal katalog, eller till en fj\u00e4rrplats via smb eller nfs, d\u00e4r flera filer skapas i ett propriet\u00e4rt format.<\/p>\n<p><\/p>\n<p>Processen f\u00f6r att skapa filbackupen kunde inte slutf\u00f6ras. Ungef\u00e4r vid 15-16 % avklarade sj\u00f6nk hastigheten till 600 kB\/s eller l\u00e4gre, vid 50 % CPU-anv\u00e4ndning, vilket potentiellt skulle leda till 6-7 timmars backup-process, s\u00e5 d\u00e4rf\u00f6r avbr\u00f6ts processen.<\/p>\n<p><\/p>\n<p>En support\u00e4rende skapades hos Veeam, vars personal f\u00f6reslog att anv\u00e4nda blockl\u00e4ge som l\u00f6sning.<\/p>\n<p>\n<b class=\"spoiler_title\">Resultaten av arbetet i blockl\u00e4get f\u00f6r backup \u00e4r f\u00f6ljande:<\/b><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/a7\/sq\/9x\/a7sq9xfhuqptjyd22j2vgn78tem.png\"><img decoding=\"async\" alt=\"Backup, del 5: Testning av Bacula och Veeam Backup f\u00f6r Linux\" src=\"\/wp-content\/uploads\/2019\/07\/538498d2113ab0696fd16d14aaef5718.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>Programmets arbetstid i detta l\u00e4ge \u00e4r 6 minuter f\u00f6r 20 GB data.<\/p>\n<p><\/p>\n<p>\u00d6verlag \u00e4r intrycken av programmets funktionalitet ganska positiva, men det kommer inte att beaktas i den allm\u00e4nna \u00f6versikten p\u00e5 grund av den mycket l\u00e5ngsamma filbearbetningen.<\/p>\n<p><\/p>\n<h3 id=\"obzor-bacula\">\u00d6versikt \u00f6ver Bacula<\/h3>\n<p><\/p>\n<p>Bacula \u2014 klient-server programvara f\u00f6r backup, som logiskt best\u00e5r av flera delar, d\u00e4r varje del utf\u00f6r sin del av arbetet. Det finns en Director som anv\u00e4nds f\u00f6r att styra, FileDaemon \u2014 tj\u00e4nsten som ansvarar f\u00f6r s\u00e4kerhetskopiering, StorageDaemon \u2014 tj\u00e4nsten f\u00f6r lagring av s\u00e4kerhetskopior, Console \u2014 gr\u00e4nssnittet till Director (finns i TUI, GUI och webbvarianter). Detta komplex \u00e4r ocks\u00e5 inkluderat i \u00f6versikten eftersom det, trots den betydligt h\u00f6ga intr\u00e4destr\u00f6skeln, \u00e4r ett ganska popul\u00e4rt verktyg f\u00f6r att organisera s\u00e4kerhetskopiering.<\/p>\n<p>\n<b class=\"spoiler_title\">I l\u00e4get f\u00f6r att skapa fullst\u00e4ndiga s\u00e4kerhetskopior<\/b><\/p>\n<p>I detta l\u00e4ge har Bacula visat sig vara f\u00f6ruts\u00e4gbart, och har i genomsnitt skapat en s\u00e4kerhetskopia p\u00e5 10 minuter.<br \/>\nLastprofilen blev f\u00f6ljande:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/jl\/2a\/-o\/jl2a-opslr85cuofn5d-v3norwa.png\"><img decoding=\"async\" alt=\"Backup, del 5: Testning av Bacula och Veeam Backup f\u00f6r Linux\" src=\"\/wp-content\/uploads\/2019\/07\/992a07a65017dd05e6b9dc89414f0722.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>Storleken p\u00e5 s\u00e4kerhetskopiorna var ungef\u00e4r 30 GB, precis som f\u00f6rv\u00e4ntat i detta arbetss\u00e4tt.<\/p>\n<p><\/p>\n<p>Vid skapandet av inkrementella s\u00e4kerhetskopior skilde resultaten sig inte s\u00e4rskilt mycket, f\u00f6rutom storleken p\u00e5 arkivet, f\u00f6rst\u00e5s (ungef\u00e4r 14 GB).<\/p>\n<p><\/p>\n<p>\u00d6verlag syns en j\u00e4mn belastning p\u00e5 en CPU-k\u00e4rna, och det st\u00e5r klart att resultaten liknar vanliga tar med aktiverad komprimering. Eftersom inst\u00e4llningarna f\u00f6r Bacula f\u00f6r s\u00e4kerhetskopiering \u00e4r mycket omfattande, gick det inte att visa en tydlig f\u00f6rdel.<\/p>\n<p><\/p>\n<h3 id=\"rezultaty\">Resultat<\/h3>\n<p><\/p>\n<p>\u00d6verlag \u00e4r situationen ogynnsam f\u00f6r b\u00e5da kandidaterna, troligen p\u00e5 grund av att den anv\u00e4nda metoden f\u00f6r s\u00e4kerhetskopiering \u00e4r filbaserad. I n\u00e4sta del kommer \u00e4ven \u00e5terst\u00e4llningsprocessen fr\u00e5n s\u00e4kerhetskopior att unders\u00f6kas; allm\u00e4nna slutsatser kommer att kunna dras baserat p\u00e5 den totala tiden.<\/p>\n<p><\/p>\n<h3 id=\"anons\">Tillk\u00e4nnagivande<\/h3>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/449282\/\">Backup, del 1: Varf\u00f6r beh\u00f6vs backup, \u00f6versikt \u00f6ver metoder och teknologier<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/452630\/\">Backup, del 2: \u00d6versikt och test av rsync-baserade backupverktyg<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454420\/\">Backup, del 3: \u00d6versikt och test av duplicity, duplicati<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454734\/#first_unread\">Backup, del 4: \u00d6versikt och test av zbackup, restic, borgbackup<\/a><\/noindex><br \/>\nBackup, del 5: Testning av Bacula och Veeam Backup f\u00f6r Linux<br \/>\nBackup, del 6: J\u00e4mf\u00f6relse av backupverktyg<br \/>\nBackup, del 7: Slutsatser<\/p>\n<p><\/p>\n<p><u>F\u00f6rfattare av publiceringen:<\/u> Pavel Demkovich<\/p>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/459550\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0434\u0430\u043d\u043d\u043e\u0439 \u0437\u0430\u043c\u0435\u0442\u043a\u0435 \u0431\u0443\u0434\u0443\u0442 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 &#171;\u0431\u043e\u043b\u044c\u0448\u0438\u0435&#187; \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0434\u043b\u044f \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0438\u0435. \u0421\u043f\u0438\u0441\u043e\u043a \u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442\u043e\u0432: Veeam Agent \u0434\u043b\u044f Linux, Bacula. \u0411\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u0438\u043c\u0435\u043d\u043d\u043e \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439, \u0447\u0442\u043e\u0431\u044b \u0431\u044b\u043b\u043e \u0443\u0434\u043e\u0431\u043d\u043e \u0441\u0440\u0430\u0432\u043d\u0438\u0432\u0430\u0442\u044c \u0441 \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0438\u043c\u0438 \u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442\u0430\u043c\u0438. \u041e\u0436\u0438\u0434\u0430\u0435\u043c\u044b\u0435 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u043e\u0431\u0430 \u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442\u0430 \u2014 \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0430\u043b\u044c\u043d\u044b\u0435 \u0433\u043e\u0442\u043e\u0432\u044b\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u044f, \u0432\u0430\u0436\u043d\u0435\u0439\u0448\u0438\u043c \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u043e\u043c \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0443\u0435\u043c\u043e\u0441\u0442\u044c \u0440\u0430\u0431\u043e\u0442\u044b, \u0430 \u0438\u043c\u0435\u043d\u043d\u043e \u2014 \u043e\u0434\u0438\u043d\u0430\u043a\u043e\u0432\u043e\u0435 \u0432\u0440\u0435\u043c\u044f \u0440\u0430\u0431\u043e\u0442\u044b [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":27032,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-36142","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/sv\/blog\/administrirovanie\/rezervnoe-kopirovanie-chast-5-testirovanie-bacula-i-veeam-backup-for-linux\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"sv_SE\" \/>\n\t\t<meta 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