{"id":38746,"date":"2019-10-31T22:25:40","date_gmt":"2019-10-31T19:25:40","guid":{"rendered":"https:\/\/prohoster.info\/blog\/rezervnoe-kopirovanie-chast-6-sravnenie-sredstv-rezervnogo-kopirovaniya\/"},"modified":"2019-10-31T22:25:40","modified_gmt":"2019-10-31T19:25:40","slug":"rezervnoe-kopirovanie-chast-6-sravnenie-sredstv-rezervnogo-kopirovaniya","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/rezervnoe-kopirovanie-chast-6-sravnenie-sredstv-rezervnogo-kopirovaniya","title":{"rendered":"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/f069a4d220330bba5e0cf58239e27941.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nSelles artiklis v\u00f5rreldakse varundustarkvara, kuid k\u00f5igepealt on hea m\u00f5ista, kui kiiresti ja t\u00f5husalt nad andmeid varukoopiatest taastavad.<br \/>\nV\u00f5rdluse lihtsustamiseks keskendutakse t\u00e4ielikest varukoopiatest taastamisele, kuna seda t\u00f6\u00f6re\u017eiimi toetavad k\u00f5ik kandidaadid. Numbrid on lihtsuse huvides juba keskmistatud (arvutatud mitmest proovist). Tulemused koondatakse tabelisse, kus on ka teave v\u00f5imaluste kohta: veebiliidese olemasolu, seadistamise ja kasutamise lihtsus, automatiseerimisv\u00f5ime, erinevaid t\u00e4iendavaid funktsioone (n\u00e4iteks andmete terviklikkuse kontrollimine) jne. Graafikud n\u00e4itavad serveri koormust, kus andmeid rakendatakse (mitte varukoopiate salvestamise serverit).<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Andmete taastamine<\/h2>\n<p>\nViidatud punktidena kasutatakse rsynci ja tar\u2018i, kuna <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/468963\/#comment_20676449\">just need on tavaliselt aluseks<\/a><\/noindex> lihtsaimatele varundusskriptidele.<\/p>\n<p><i>Rsync<\/i> lahendas testkomplekti andmed 4 minuti ja 28 sekundi jooksul, n\u00e4idates <\/p>\n<p><b class=\"spoiler_title\">sellist koormust<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/0837e6e19bdc4294232f57dc349058e4.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTaasteprotsess j\u00f5udis serveri varukoopia salvestusseadmestiku piirangutesse (saagide graafikud). Samuti on selgelt n\u00e4ha \u00fche tuuma koormust ilma eriliste probleemideta (madal iowait ja softirq \u2014 ei ole probleeme ketaste ja v\u00f5rgu osas vastavalt). Kuna kaks muud programmi, nimelt rdiff-backup ja rsnapshot, p\u00f5hinevad rsync'il ning pakuvad taastamisvahendina tavalist rsync'i, on neil ligikaudu samasugused koormusprofiilid ja varukoopia taastamisaeg.<\/p>\n<p><i>Tar<\/i> k\u00f5ikus ka pisut kiiremini, kuludes <\/p>\n<p><b class=\"spoiler_title\">2 minutit ja 43 sekundit:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/b6426b06911625fbf28c6f8e5142da25.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nS\u00fcsteemi t\u00e4iskoormus oli keskmiselt 20% k\u00f5rgem t\u00e4nu suurenenud softirq'le \u2014 v\u00f5rgu alams\u00fcsteemi t\u00f6\u00f6 suurenenud kulu t\u00f5ttu.<\/p>\n<p>Kui arhiiv t\u00e4iendavalt kokku suruda, siis taastamisaeg t\u00f5useb 3 minutini ja 19 sekundini <br \/>\n<b class=\"spoiler_title\">sellise koormuse all p\u00f5hiserveril (dekompressioon p\u00f5hiserveris):<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/51f3758537570367be12a9d81aa990a0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPakkimisprotsess kasutab m\u00f5lemat protsessorituuma, kuna k\u00e4ivitatakse kaks protsessi. Kokkuv\u00f5ttes on see oodatud tulemus. Samuti saadi sarnane tulemus (3 minutit ja 20 sekundit) gzip'i k\u00e4ivitamisel serveri k\u00fcljel varukoopiate jaoks; p\u00f5hilise serveri koormusprofiil sarnanes v\u00e4ga gzip'i kompressori k\u00e4ivitamisega tar'i puhul (vt eelmist diagrammi).<\/p>\n<p>V <i>rdiff-backup<\/i> Viimase loodud varukoopia saab s\u00fcnkroonida tavap\u00e4rase rsync'i abil (tulemused on sarnased), kuid vanemad varukoopiad tuleb ikkagi taastada rdiff-backup programmi abil, mis suutis taastamise h\u00f5lpsasti teostada 17 minuti ja 17 sekundi jooksul, n\u00e4idates <\/p>\n<p><b class=\"spoiler_title\">sellist koormust:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/d4fa70a152a818f9d6ea724e82812a75.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nV\u00f5ib-olla oli see t\u00f5esti niimoodi m\u00f5eldud, igal juhul soovitavad autorid kiiruspiiranguid <noindex><a rel=\"nofollow\" href=\"http:\/\/rdiff-backup.nongnu.org\/FAQ.html#bwlimit\">sellist lahendust<\/a><\/noindex>. Varukoopia taastamise protsess ise kasutab v\u00e4hem kui pool \u00fche tuuma ressurssidest, pakkudes proportsionaalselt sarnast tootlikkust (st 2-5 korda aeglasem) andmeedastus ja v\u00f5rgu rsync'i kaudu.<\/p>\n<p><i>Rsnapshot<\/i> soovitab taastamiseks kasutada tavalist rsync'i, mist\u00f5ttu on selle tulemused sarnased. Kokkuv\u00f5ttes see just nii l\u00e4kski.<\/p>\n<p><i>Burp<\/i> sai varukoopia taastamise \u00fclesandega toime tulla 7 minuti ja 2 sekundiga <br \/>\n<b class=\"spoiler_title\">sellise koormuse puhul:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/0d7772ba6a0251e603697faba47cf686.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nT\u00f6\u00f6tas piisavalt kiiresti ja oli igal juhul palju mugavam kui puhas rsync: ei pea meeles pidama mingeid lippusid, lihtne ja intuitiivne cli-liides, sisseehitatud toetus mitmele koopiale \u2014 t\u00f5si, umbes kaks korda aeglasem. Kui andmeid tuleb taastada eelmisel korral tehtud varukoopiast \u2014 v\u00f5ib kasutada rsync'i, m\u00f5ningate eranditega.<\/p>\n<p>Umbes sama kiirus ja koormus n\u00e4itas programm <i>BackupPC<\/i> rsync'i \u00fclekande re\u017eiimi sissel\u00fclitamisel, avades varukoopia <\/p>\n<p><b class=\"spoiler_title\">7 minuti ja 42 sekundi jooksul:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/0631cd0dcdc0b7d7151bdc1936d8007c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKuid andmete \u00fclekande re\u017eiimis tar BackupPC suutis aeglasemalt: 12 minuti ja 15 sekundi jooksul, protsessori koormus oli \u00fcldiselt madalam <\/p>\n<p><b class=\"spoiler_title\">koold poolteist korda:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/9fa514cb9883d7ae9ec6807f14dee0e8.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<i>Duplicity<\/i> ilma kr\u00fcpteeringuta n\u00e4itas veidi paremaid tulemusi, taastades varukoopia 10 minuti ja 58 sekundi jooksul. Kui aktiveerida kr\u00fcpteerimine gpg abil, pikeneb taastamisaeg 15 minutini ja 3 sekundini. Samuti, kui luua varukoopiate salvestamiseks hoidla, saab m\u00e4\u00e4rata arhiivi suuruse, mida kasutatakse siseneva andmevoo jagamisel. \u00dcldiselt ei ole tavaliste k\u00f5vakettade korral, tulenevalt ka \u00fche niidi t\u00f6\u00f6re\u017eiimist, erilist erinevust. See v\u00f5ib ilmneda erinevate plokkide suuruste kasutamisel h\u00fcbriidhoidlate puhul. Peamise serveri koormus taastamise ajal oli selline:<\/p>\n<p><b class=\"spoiler_title\">ilma kr\u00fcpteerimise<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/acd25eb423a71c23888bd09ac051b826.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b class=\"spoiler_title\">kr\u00fcpteerimisega<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/5c45ce5450cea12925a1802f2898c03c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<i>Duplicati<\/i> n\u00e4itas v\u00f5rreldavat taastamiskiirust, saavutades selle 13 minuti ja 45 sekundi jooksul. Andmete taastamise korrektsuse kontrollimiseks kulus veel umbes 5 minutit (kokku umbes 19 minutit). Koormus oli sel ajal <\/p>\n<p><b class=\"spoiler_title\">piisavalt k\u00f5rge:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/2e6786d4790927703fb259a6131fc9f7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKui aes kr\u00fcpteerimine aktiveeriti sisemiste vahenditega, oli taastamisaeg 21 minutit ja 40 sekundit, kusjuures protsessori koormus oli taastamise ajal maksimaalne (kaks tuuma!). Andmete kontrollimisel oli aktiivne ainult \u00fcks l\u00f5ime, mis kasutas \u00fchte protsessorituuma. Andmete kontrollimine p\u00e4rast taastamist kestis sama kaua, 5 minutit (kokku peaaegu 27 minutit).<\/p>\n<p><b class=\"spoiler_title\">Tulemus<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/1ca3f1bee529bd11a57f295ff9752a96.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nVeidi kiiremini kell duplicati saavutas taastamise, kasutades kr\u00fcpteerimisel v\u00e4list programmi gpg, kuid kokkuv\u00f5ttes on erinevused eelmisest re\u017eiimist minimaalsed. T\u00f6\u00f6n\u00e4itajad olid 16 minutit ja 30 sekundit, andmete kontrollimise ajal 6 minutit. Koormus oli <\/p>\n<p><b class=\"spoiler_title\">selline:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/053155ccd72d9b26b8ff8409234e64e7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<i>AMANDA<\/i>, mis kasutab tar, saavutas aja 2 minutit ja 49 sekundit, mis on p\u00f5him\u00f5tteliselt \u00fcsna l\u00e4hedane tavap\u00e4rasele tar-ile. S\u00fcsteemi koormus on p\u00f5him\u00f5tteliselt <\/p>\n<p><b class=\"spoiler_title\">samuti sama:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/ce66df8cd7c2fdfaacc55caf9b902be4.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTaastamise varukoopia vahenditega <i>zbackup<\/i> saadi j\u00e4rgmised tulemused:<\/p>\n<p><b class=\"spoiler_title\">kr\u00fcpteerimine, kompressioon lzma<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/b18323339741454c81fc2d09642f1347.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nT\u00f6\u00f6ntaeg 11 minutit ja 8 sekundit<\/p>\n<p><b class=\"spoiler_title\">kr\u00fcpteerimine aes, kompressioon lzma<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/876abd9fda4c99d41f88c1f76e0eaba2.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nT\u00f6\u00f6ntaeg 14 minutit<\/p>\n<p><b class=\"spoiler_title\">kr\u00fcpteerimine aes, kompressioon lzo<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/7624c1c4cdac063836677d6de89d623e.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nT\u00f6\u00f6ntaeg 6 minutit, 19 sekundit<\/p>\n<p>Kokkuv\u00f5ttes on see \u00fcsna kena. K\u00f5ik s\u00f5ltub backup-serveri protsessori kiirusest, mida on selgelt n\u00e4ha, kui v\u00f5rreldakse erinevate tihenditega programmide t\u00f6\u00f6aegu. Backup-serverist k\u00e4ivitati tavaline tar, seega, kui v\u00f5rrelda sellega, siis taastamine t\u00f6\u00f6tab kolm korda aeglasemalt. V\u00f5ib-olla tasuks proovida t\u00f6\u00f6d mitme l\u00f5imega, kus l\u00f5imede arv on suurem kui kaks.<\/p>\n<p><i>BorgBackup<\/i> ilma kr\u00fcpteerimisre\u017eiimis toimis see veidi aeglasemalt kui tar, 2 minutit 45 sekundit, kuid erinevalt samast tar'ist, on tekkinud v\u00f5imalus repositoriumi dedupeerida. Koormus sel juhul osutus <\/p>\n<p><b class=\"spoiler_title\">j\u00e4rgnevaks:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/217390a1fe04ba5264690f23858f90a2.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKui aktiveerida blake-p\u00f5hine kr\u00fcpteerimine, siis backup'i taastamise kiirus veidi aeglustub. Taastamis aeg on sel re\u017eiimil 3 minutit 19 sekundit ja koormus oli <\/p>\n<p><b class=\"spoiler_title\">selline:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/2e7046c946a87ec0b6ae64cef52d72b5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAES-kr\u00fcpteerimine t\u00f6\u00f6tab veidi aeglasemalt, taastamisaeg on 3 minutit 23 sekundit, koormus ei ole eriti <\/p>\n<p><b class=\"spoiler_title\">muutunud:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/5d3baa01f1e22cb4f0a422172171d2ee.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKuna Borg suudab t\u00f6\u00f6tada mitme l\u00f5ime re\u017eiimis, on protsessori koormus maksimaalne, samas kui t\u00e4iendavate funktsioonide aktiveerimisel kasvab lihtsalt t\u00f6\u00f6aeg. Tundub, et tasub uurida t\u00f6\u00f6 mitme l\u00f5ime kasutuse m\u00f5ju sarnaselt zbackup'iga.<\/p>\n<p><i>Restic<\/i> taastas andmed veidi aeglasemalt, t\u00f6\u00f6aeg oli 4 minutit ja 28 sekundit. Koormus n\u00e4is sel ajal olevat <\/p>\n<p><b class=\"spoiler_title\">nii:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/cbfec891beff54222684809c34fd43f5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTundub, et taastamisprotsess t\u00f6\u00f6tab mitme l\u00f5imega, kuid efektiivsus ei ole nii k\u00f5rge kui BorgBackup'il, kuid ajaliselt on see v\u00f5rreldav tavalise rsync'iga.<\/p>\n<p>K\u00e4esoleva abil <i>UrBackup<\/i> \u00f5nnestus andmed taastada 8 minutiga ja 19 sekundiga, samal ajal oli koormus <\/p>\n<p><b class=\"spoiler_title\">selline:<\/b><img decoding=\"async\" alt=\"Varundamine, osa 6: Varundamisvahendite v\u00f5rdlus\" src=\"\/wp-content\/uploads\/2019\/10\/253cff88cfaf7604b306dbfe68eb002c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nK\u00f5ik n\u00e4itab endiselt mitte eriti k\u00f5rget koormust, isegi madalam kui tar. Kohati esinevad t\u00f5usud, kuid mitte rohkem kui \u00fche tuuma koormus.<\/p>\n<h2>Kriteeriumide valik ja p\u00f5hjendamine v\u00f5rdlemiseks<\/h2>\n<p>\nKuidas \u00f6eldi \u00fches varasemas artiklis, peab varunduss\u00fcsteem vastama j\u00e4rgmistele kriteeriumidele:<\/p>\n<ul>\n<li>Lihtsus t\u00f6\u00f6s<\/li>\n<li>Universaalsus<\/li>\n<li>Stabiilsus<\/li>\n<li>Kiirus <\/li>\n<\/ul>\n<p>\nIga punkti tuleks eraldi p\u00f5hjalikumalt vaadata.<\/p>\n<h4>T\u00f6\u00f6tamise lihtsus<\/h4>\n<p>\nParim on siis, kui on olemas \u00fcks nupp \"Tee k\u00f5ik \u00f5igesti\", kuid kui minna tagasi t\u00f5eliselt toimivate programmide juurde, siis on mugavaim m\u00f5ni tuttav ja standardne t\u00f6\u00f6p\u00f5him\u00f5te.<br \/>\nEnamiku kasutajate jaoks oleks parem, kui ei peaks m\u00e4letama hulka klahve CLI jaoks, seadistama palju erinevaid, tihti arusaamatuid valikuid veebis v\u00f5i TUI-s ning seadistama eba\u00f5nnestumise teavitusi. Siia kuulub ka v\u00f5imalus h\u00f5lpsasti \u201emugandada\u201c varukoopiate lahendus olemasolevasse infrastruktuuri ja varukoopiate protsessi automatiseerimine. Samuti peaks olema v\u00f5imalus paigaldada paketihalduri kaudu v\u00f5i vaid \u00fche\u2013kahe k\u00e4suga, nagu \"laadi ja lahenda\". <code>curl link | sudo bash<\/code> \u2014 keeruline meetod, kuna tuleb kontrollida, mis linkide kaudu tuleb.<\/p>\n<p>N\u00e4iteks on arutatud kandidaatide hulgast lihtsaim lahendus burp, rdiff-backup ja restic, millel on erinevates t\u00f6\u00f6re\u017eiimides lihtsasti meeldej\u00e4\u00e4vad v\u00f5tmed. Veidi keerulisemad lahendused on borg ja duplicity. K\u00f5ige keerulisem oli AMANDA. \u00dclej\u00e4\u00e4nud j\u00e4\u00e4vad kasutusmugavuse poolest kusagile nende vahele. Igal juhul, kui kasutajate k\u00e4siraamatule lugemiseks kulub rohkem kui 30 sekundit, v\u00f5i peab minema Google'i v\u00f5i m\u00f5nda teise otsingumootorisse ning sirvima pikka abiteksti, siis on lahendus keeruline, \u00fcksk\u00f5ik kuidas vaadata.<\/p>\n<p>M\u00f5ned hinnatud kandidaadid oskavad automaatselt saata s\u00f5numit e-mail jabberis, teised toetuvad aga s\u00fcsteemis seadistatud teavitustele. Enamasti on keerukad lahendused omamoodi keerulised teavituss\u00e4tted. Igal juhul, kui varukoopia programm annab nullist erineva tagastuskoodi, mille s\u00fcsteemne teenus saab \u00f5igesti m\u00f5ista (kas saadab teate s\u00fcsteemi administraatorile v\u00f5i kohe j\u00e4lgimisele) \u2014 olukord on lihtne. Kuid kui varunduss\u00fcsteem, mis ei t\u00f6\u00f6ta varukoopiaseeral, ei saa \u00f5igesti konfigureerimata \u00f6elda probleemist lihtsal viisil \u2014 olukord on juba keeruline. Igal juhul teavituste ja muude s\u00f5numite v\u00e4ljastamine ainult veebiliideses ja\/v\u00f5i ajaloos \u2014 on halb praktika, kuna need l\u00e4hevad enamasti t\u00e4helepanuta.<\/p>\n<p>Mis automaatika osas oskab lihtne programm lugeda t\u00f6\u00f6keskkonna muutujaid, mis m\u00e4\u00e4ravad selle t\u00f6\u00f6re\u017eiimi, v\u00f5i tal on h\u00e4sti v\u00e4lja arendatud CLI, mis suudab t\u00e4ielikult dubleerida k\u00e4itumist veebiliidese kaudu, n\u00e4iteks. Siia kuulub ka v\u00f5imalus voogedastuseks, laiendamisv\u00f5imaluste olemasolu jne.<\/p>\n<h4>Universaalsus<\/h4>\n<p>\nSee osaliselt kattub eelmise alapeaga automatiseerimise osas ja ei tohiks olla erilist probleemi, et \u00absobitada\u00bb varundusprotsessi olemasolevasse infrastruktuuri.<br \/>\nTasub m\u00e4rkida, et ebastandardsed pordid (v\u00e4lja arvatud veebiliides) t\u00f6\u00f6ks, kr\u00fcpteerimise rakendamine mittetavap\u00e4rasel viisil, andmeedastamine mittetavap\u00e4rase protokolli kaudu \u2014 on mitteuniversaalsete lahenduste tunnuseks. Suures osas on k\u00f5ik kandidaadid seda isegi mingil m\u00e4\u00e4ral oma ilmselge p\u00f5hjuse t\u00f5ttu: lihtsus ja universaalsus ei ole tavaliselt \u00fchilduvad. Erandina on burp, on ka teisi.<\/p>\n<p>Tunnusena \u2014 v\u00f5imalus t\u00f6\u00f6tada tavap\u00e4rase SSH kasutamise kaudu.<\/p>\n<h4>T\u00f6\u00f6kiirus<\/h4>\n<p>\nK\u00f5ige vastuolulisem ja vaieldavam punkt. \u00dchelt poolt \u2014 k\u00e4ivitasime protsessi, see toimis maksimaalselt kiiresti ja ei seganud p\u00f5hitegevusi. Teiselt poolt \u2014 liikluse ja protsessori koormuse p\u00fcsimine varukoopiate tegemise ajal. Samuti tasub m\u00e4rkida, et kiireimad varundusprogrammid on tavaliselt funktsioonide poolest vaesed, mis on kasutajatele olulised. Taas: kui selleks, et leida \u00fcks \u00f5nnetu tekstifail, mille suurus on vaid paar kymmet baiti ja see on parooliga kaitstud, on kogu teenus ohus (jah, ma m\u00f5istan, et sageli ei ole varundusprotsess selles s\u00fc\u00fcdi) ning tuleb j\u00e4rjestikku l\u00e4bi lugeda k\u00f5ik failid repos v\u00f5i avada terve arhiiv \u2014 varunduss\u00fcsteem ei ole sugugi kiire. Veel \u00fcks punkt, mis sageli muutub takistuseks \u2014 varukoopia taastamise kiirus arhiivist. Siin on selge eelis neil, kes saavad lihtsalt faile vajalikku kohta kopeerida v\u00f5i teisaldada ilma eriliste manipulatsioonideta (nt rsync), kuid enamikul juhtudel tuleb probleem lahendada organisatsiooniliselt, empiiriliselt: m\u00f5\u00f5ta varukoopia taastamise aega ja sellest kasutajatele avameelselt teatada.<\/p>\n<h4>Stabiilsus<\/h4>\n<p>\nOluline on m\u00f5ista, et \u00fchelt poolt peab olema v\u00f5imalus varukoopia igal ajal taastada, teiselt poolt peab olema vastupidavus erinevates probleemides: v\u00f5rgu katkestused, kettah\u00e4ired, osa hoidla kustutamine.<\/p>\n<h4>Varundamisvahendite v\u00f5rdlus<\/h4>\n<p><\/p>\n<p>Varukoopia loomise aeg<br \/>\nVarukoopia taastamise aeg<br \/>\nLihtne paigaldus<br \/>\nLihtne seadistamine<br \/>\nLihtne kasutamine<br \/>\nLihtne automatiseerimine<br \/>\nKas on vaja kliendiserverit?<br \/>\nHoidla terviklikkuse kontrollimine<br \/>\nDiferentsiaalsed varukoopiad<br \/>\nT\u00f6\u00f6 pipe kaudu<br \/>\nUniversaalsus<br \/>\nIseseisvus<br \/>\nHoidla l\u00e4bipaistvus<br \/>\nKr\u00fcpteerimine<br \/>\nKompresseerimine<br \/>\nDeduplication<br \/>\nVeebiliides<br \/>\nPilve \u00fcleslaadimine<br \/>\nWindowsi tugi<br \/>\nPunkt<\/p>\n<p>Rsync<br \/>\n4m15s<br \/>\n4m28s<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\n6<\/p>\n<p>Tar<br \/>\npuhtad<br \/>\n3m12s<br \/>\n2m43s<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\n8,5<\/p>\n<p>gzip<br \/>\n9m37s<br \/>\n3m19s<br \/>\njah<\/p>\n<p>Rdiff-backup<br \/>\n16m26s<br \/>\n17m17s<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n11<\/p>\n<p>Rsnapshot<br \/>\n4m19s<br \/>\n4m28s<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n12,5<\/p>\n<p>Burp<br \/>\n11m9s<br \/>\n7m2s<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n10,5<\/p>\n<p>Duplicity<br \/>\nno encryption<br \/>\n16m48s<br \/>\n10m58s<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n11<\/p>\n<p>gpg<br \/>\n17m27s<br \/>\n15m3s<\/p>\n<p>Duplicati<br \/>\nno encryption<br \/>\n20m28s<br \/>\n13m45s<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\n11<\/p>\n<p>aes<br \/>\n29m41s<br \/>\n21m40s<\/p>\n<p>gpg<br \/>\n26m19s<br \/>\n16m30s<\/p>\n<p>Zbackup<br \/>\nno encryption<br \/>\n40m3s<br \/>\n11m8s<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\nei<br \/>\n10<\/p>\n<p>aes<br \/>\n42m0s<br \/>\n14m1s<\/p>\n<p>aes+lzo<br \/>\n18m9s<br \/>\n6m19s<\/p>\n<p>BorgBackup<br \/>\nno encryption<br \/>\n4m7s<br \/>\n2m45s<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n16<\/p>\n<p>aes<br \/>\n4m58s<br \/>\n3m23s<\/p>\n<p>blake2<br \/>\n4m39s<br \/>\n3m19s<\/p>\n<p>Restic<br \/>\n5m38s<br \/>\n4m28s<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\n15,5<\/p>\n<p>UrBackup<br \/>\n8m21s<br \/>\n8m19s<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n12<\/p>\n<p>Amanda<br \/>\n9m3s<br \/>\n2m49s<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\n13<\/p>\n<p>BackupPC<br \/>\nrsync<br \/>\n12m22s<br \/>\n7m42s<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\nei<br \/>\njah<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\nei<br \/>\njah<br \/>\n10,5<\/p>\n<p>tar<br \/>\n12m34s<br \/>\n12m15s<\/p>\n<p>\nTabeli legend:<\/p>\n<ul>\n<li>Roheline, t\u00f6\u00f6aeg alla viie minuti v\u00f5i vastus \"Jah\" (v\u00e4lja arvatud veerg \"Kas on vaja kliendiserverit?\"), 1 punkt<\/li>\n<li>Kollane, t\u00f6\u00f6aeg viis-k\u00fcmme minutit, 0.5 punkti<\/li>\n<li>Punane, t\u00f6\u00f6aeg \u00fcle k\u00fcmne minuti v\u00f5i vastus \"Ei\" (v\u00e4lja arvatud veerg \"Kas on vaja kliendiserverit?\"), 0 punkti<\/li>\n<\/ul>\n<p>\nVastavalt \u00fclaltoodud tabelile on k\u00f5ige lihtsam, kiirem ja samas mugav ning v\u00f5imas varundamist\u00f6\u00f6riist BorgBackup. Teisel kohal on Restic, teised k\u00e4sitletud kandidaadid jagunesid umbes v\u00f5rdselt, j\u00e4\u00e4des \u00fche kuni kahe punkti vahele l\u00f5pus.<\/p>\n<p>T\u00e4nan k\u00f5iki, kes lugesid ts\u00fckli l\u00f5puni, ja pakun v\u00e4lja arutada v\u00f5imalusi, esitada oma ideid, kui need on olemas. Arutelu k\u00e4igus v\u00f5ib tabelit t\u00e4iendada.<\/p>\n<p>Ts\u00fckli tulemusena valmib l\u00f5ppartikkel, milles p\u00fc\u00fctakse v\u00e4lja selgitada ideaalne, kiire ja hallatav varundamisvahend, mis v\u00f5imaldab l\u00fchikese ajaga taastada koopia ning samas pakkuda mugavust ja lihtsust seadistamisel ja hooldamisel.<\/p>\n<h2>Teade<\/h2>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/449282\/\">Varundamine, osa 1: Miks on varundamine vajalik, meetodite, tehnoloogiate \u00fclevaade<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/452630\/\">Varundamine, osa 2: rsync-p\u00f5histe varunduslahenduste \u00fclevaade ja testimine<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454420\/\">Varundamine, osa 3: Duplicity ja Duplicati \u00fclevaade ja testimine<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454734\/\">Varundamine, osa 4: Zbackup, restic, borgbackup \u00fclevaade ja testimine<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/459550\/\">Varundamine, osa 5: Bacula ja Veeam Backup for Linux testimine<\/a><\/noindex><br \/>\nVarundamine, osa 6: Varundamisvahendite v\u00f5rdlus<br \/>\nVarundamine, osa 7: J\u00e4reldused<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/470802\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0434\u0430\u043d\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u043d\u043e \u0441\u043d\u0430\u0447\u0430\u043b\u0430 \u0441\u0442\u043e\u0438\u0442 \u0443\u0437\u043d\u0430\u0442\u044c, \u043a\u0430\u043a \u043e\u043d\u0438 \u0431\u044b\u0441\u0442\u0440\u043e \u0438 \u0445\u043e\u0440\u043e\u0448\u043e \u0441\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0441 \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u044b\u0445 \u043a\u043e\u043f\u0438\u0439. \u0414\u043b\u044f \u043f\u0440\u043e\u0441\u0442\u043e\u0442\u044b \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f \u0431\u0443\u0434\u0435\u0442 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0438\u0437 \u043f\u043e\u043b\u043d\u043e\u0439 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0439 \u043a\u043e\u043f\u0438\u0438, \u0442\u0435\u043c \u0431\u043e\u043b\u0435\u0435 \u0447\u0442\u043e \u0434\u0430\u043d\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\u043c \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442 \u0432\u0441\u0435 \u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442\u044b. \u0414\u043b\u044f \u043f\u0440\u043e\u0441\u0442\u043e\u0442\u044b \u0446\u0438\u0444\u0440\u044b \u0432\u0437\u044f\u0442\u044b \u0443\u0436\u0435 \u0443\u0441\u0440\u0435\u0434\u043d\u0435\u043d\u043d\u044b\u043c\u0438 (\u0441\u0440\u0435\u0434\u043d\u0435\u0435 \u0430\u0440\u0438\u0444\u043c\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u0438\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0437\u0430\u043f\u0443\u0441\u043a\u043e\u0432). 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