{"id":35003,"date":"2019-10-31T22:01:46","date_gmt":"2019-10-31T19:01:46","guid":{"rendered":"https:\/\/prohoster.info\/blog\/rezervnoe-kopirovanie-chast-4-obzor-i-testirovanie-zbackup-restic-borgbackup\/"},"modified":"2019-10-31T22:01:46","modified_gmt":"2019-10-31T19:01:46","slug":"rezervnoe-kopirovanie-chast-4-obzor-i-testirovanie-zbackup-restic-borgbackup","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/rezervnoe-kopirovanie-chast-4-obzor-i-testirovanie-zbackup-restic-borgbackup","title":{"rendered":"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/a48fd8c8d725f94f0358a563ab76b783.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>A cikkben a szoftvereszk\u00f6z\u00f6ket fogjuk t\u00e1rgyalni, amelyek az adatfolyam darabokra (chunks) bont\u00e1s\u00e1val k\u00e9peznek egy t\u00e1rol\u00f3t.<\/p>\n<p><\/p>\n<p>A t\u00e1rol\u00f3 elemei tov\u00e1bbi t\u00f6m\u00f6r\u00edt\u00e9st \u00e9s titkos\u00edt\u00e1st is kaphatnak, \u00e9s ami a legfontosabb \u2014 a k\u00e9s\u0151bbi biztons\u00e1gi ment\u00e9si folyamatok sor\u00e1n \u00fajra felhaszn\u00e1lhat\u00f3k.<\/p>\n<p><\/p>\n<p>A biztons\u00e1gi ment\u00e9s ebben a t\u00e1rol\u00f3ban egy elnevezett, egym\u00e1ssal \u00f6sszekapcsolt elemek l\u00e1ncolata, p\u00e9ld\u00e1ul k\u00fcl\u00f6nb\u00f6z\u0151 hash-funkci\u00f3k alapj\u00e1n.<\/p>\n<p><\/p>\n<p>T\u00f6bb hasonl\u00f3 megold\u00e1s l\u00e9tezik, \u00e9n h\u00e1romra fogok \u00f6sszpontos\u00edtani: zbackup, borgbackup \u00e9s restic.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3 id=\"ozhidaemye-rezultaty\">V\u00e1rt eredm\u00e9nyek<\/h3>\n<p><\/p>\n<p>Mivel minden jel\u00f6lt valamilyen form\u00e1ban t\u00e1rol\u00f3 l\u00e9trehoz\u00e1s\u00e1t ig\u00e9nyli, az egyik legfontosabb t\u00e9nyez\u0151 a t\u00e1rol\u00f3 m\u00e9ret\u00e9nek \u00e9rt\u00e9kel\u00e9se lesz. Az ide\u00e1lis esetben ennek m\u00e9ret\u00e9nek nem szabad meghaladnia a 13 GB-ot, szerint a meg\u00e1llap\u00edtott m\u00f3dszertan szerint, vagy m\u00e9g kevesebbnek kell lennie \u2014 megfelel\u0151 optimaliz\u00e1l\u00e1s mellett.<\/p>\n<p><\/p>\n<p>Emellett nagyon k\u00edv\u00e1natos, hogy lehet\u0151s\u00e9g legyen a f\u00e1jlok k\u00f6zvetlen biztons\u00e1gi ment\u00e9s\u00e9re, archiv\u00e1l\u00f3 haszn\u00e1lata n\u00e9lk\u00fcl, mint p\u00e9ld\u00e1ul a tar, valamint az ssh\/sftp k\u00f6zvetlen haszn\u00e1lata, tov\u00e1bbi eszk\u00f6z\u00f6k, p\u00e9ld\u00e1ul rsync \u00e9s sshfs n\u00e9lk\u00fcl.<\/p>\n<p><\/p>\n<p><strong>Biztons\u00e1gi ment\u00e9s l\u00e9trehoz\u00e1s\u00e1nak viselked\u00e9se:<\/strong><\/p>\n<p><\/p>\n<ol>\n<li>A t\u00e1rol\u00f3 m\u00e9rete az elt\u00e9r\u00e9sek m\u00e9ret\u00e9nek, vagy ann\u00e1l kisebbnek fog megfelelni.<\/li>\n<li>Nagy terhel\u00e9s v\u00e1rhat\u00f3 a CPU-ra a t\u00f6m\u00f6r\u00edt\u00e9s \u00e9s\/vagy titkos\u00edt\u00e1s haszn\u00e1lata eset\u00e9n, \u00e9s val\u00f3sz\u00edn\u0171leg jelent\u0151s terhel\u00e9s \u00e9ri a h\u00e1l\u00f3zatot \u00e9s a lemezalrendszert, ha a ment\u00e9s \u00e9s\/vagy titkos\u00edt\u00e1s folyamata a biztons\u00e1gi ment\u00e9si t\u00e1rol\u00f3 szerveren zajlik.<\/li>\n<li>Ha a t\u00e1rol\u00f3 megs\u00e9r\u00fcl \u2014 v\u00e1rhat\u00f3an k\u00e9sleltetett hiba l\u00e9p fel \u00faj biztons\u00e1gi ment\u00e9sek l\u00e9trehoz\u00e1sa sor\u00e1n, valamint a helyre\u00e1ll\u00edt\u00e1si k\u00eds\u00e9rletek sor\u00e1n is. Tov\u00e1bbi int\u00e9zked\u00e9seket kell tervezni a t\u00e1rol\u00f3 \u00e9ps\u00e9g\u00e9nek biztos\u00edt\u00e1s\u00e1ra, vagy be\u00e9p\u00edtett integrit\u00e1sellen\u0151rz\u0151 eszk\u00f6z\u00f6ket kell haszn\u00e1lni.<\/li>\n<\/ol>\n<p><\/p>\n<p>A referencia\u00e9rt\u00e9kk\u00e9nt a tar haszn\u00e1lat\u00e1t tekintj\u00fck, ahogy azt az el\u0151z\u0151 cikkek egyik\u00e9ben bemutatt\u00e1k.<\/p>\n<p><\/p>\n<h3 id=\"testirovanie-zbackup\">A zbackup tesztel\u00e9se<\/h3>\n<p><\/p>\n<p>A zbackup m\u0171k\u00f6d\u00e9si mechanizmusa az, hogy a program a bemeneti adatfolyamban megtal\u00e1lja az azonos adatokat tartalmaz\u00f3 ter\u00fcleteket, majd opcion\u00e1lisan t\u00f6m\u00f6r\u00edti, titkos\u00edtja \u0151ket, meg\u0151rzi minden ter\u00fcletet csak egyszer.<\/p>\n<p><\/p>\n<p>A deduplik\u00e1l\u00e1shoz 64-bites k\u00f6rk\u00f6r\u00f6s hash-funkci\u00f3t alkalmaznak, amely cs\u00fasz\u00f3 ablakot haszn\u00e1l byte-alap\u00fa \u00f6sszehasonl\u00edt\u00e1sra a m\u00e1r megl\u00e9v\u0151 ad blokkokkal (hasonl\u00f3an a rsync-hez).<\/p>\n<p><\/p>\n<p>A t\u00f6m\u00f6r\u00edt\u00e9shez lzma \u00e9s lzo ker\u00fcl alkalmaz\u00e1sra, t\u00f6bb sz\u00e1lon futva, m\u00edg a titkos\u00edt\u00e1shoz aes-t haszn\u00e1lnak. Az utols\u00f3 verzi\u00f3kban lehet\u0151s\u00e9g van a j\u00f6v\u0151beli r\u00e9gi adatok elt\u00e1vol\u00edt\u00e1s\u00e1ra a t\u00e1rol\u00f3b\u00f3l.<br \/>\nA program written in C++ with minimal dependencies. The author was apparently inspired by the unix way, hence the program takes input from stdin when creating backups, providing a similar data stream to stdout during restoration. Therefore, zbackup can be used as a pretty good &#171;bricks&#187; when writing your own backup solutions. For example, for the article's author, this program has been the main backup tool for home machines since around 2014.<\/p>\n<p><\/p>\n<p>Az adatfolyam hagyom\u00e1nyos tar form\u00e1tumban ker\u00fcl felhaszn\u00e1l\u00e1sra, hacsak m\u00e1sk\u00e9nt nem rendelkeznek.<\/p>\n<p>\n<b class=\"spoiler_title\">N\u00e9zz\u00fck meg, mik lesznek az eredm\u00e9nyek:<\/b><\/p>\n<p>A m\u0171k\u00f6d\u00e9s ellen\u0151rz\u00e9se 2 v\u00e1ltozatban t\u00f6rt\u00e9nt:<\/p>\n<p><\/p>\n<ol>\n<li>repository j\u00f6n l\u00e9tre, \u00e9s a zbackup a forr\u00e1sadatokat tartalmaz\u00f3 szerveren fut, majd a repository tartalm\u00e1t \u00e1tkonvert\u00e1lj\u00e1k a biztons\u00e1gi m\u00e1solatokat t\u00e1rol\u00f3 szerverre.<\/li>\n<li>repository j\u00f6n l\u00e9tre a biztons\u00e1gi m\u00e1solatokat t\u00e1rol\u00f3 szerveren, a zbackup ssh-n kereszt\u00fcl fut a biztons\u00e1gi m\u00e1solatokat t\u00e1rol\u00f3 szerveren, \u00e9s a data pipe-on ker\u00fclnek \u00e1tad\u00e1sra.<\/li>\n<\/ol>\n<p><\/p>\n<p>Az els\u0151 v\u00e1ltozat eredm\u00e9nyei a k\u00f6vetkez\u0151k voltak: 43m11s \u2014 titkos\u00edtatlan repository \u00e9s lzma t\u00f6m\u00f6r\u00edt\u0151 haszn\u00e1lat\u00e1val, 19m13s \u2014 a t\u00f6m\u00f6r\u00edt\u0151 lzo-ra cser\u00e9l\u00e9sekor.<\/p>\n<p><\/p>\n<p>A forr\u00e1sadatokat tartalmaz\u00f3 szerveren a terhel\u00e9s a k\u00f6vetkez\u0151 volt (ez egy lzma p\u00e9ld\u00e1t mutat, az lzo hasonl\u00f3an viselkedett, de az rsync ar\u00e1nya a k\u00f6r\u00fclbel\u00fcl a negyede volt az id\u0151nek):<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/pp\/d3\/hs\/ppd3hsaxn_kffamwcrwstrb_sds.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/11c3c38124f6e20b6f92290e41a609a5.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>J\u00f3l l\u00e1that\u00f3, hogy egy ilyen biztons\u00e1gi m\u00e1solat k\u00e9sz\u00edt\u00e9si folyamat csak viszonylag ritka \u00e9s kis v\u00e1ltoztat\u00e1sok eset\u00e9n alkalmazhat\u00f3. Ezenk\u00edv\u00fcl er\u0151sen aj\u00e1nlott, hogy a zbackup 1 sz\u00e1lra legyen korl\u00e1tozva, mivel k\u00fcl\u00f6nben nagyon magas CPU-terhel\u00e9st okozhat, mivel a program nagyon j\u00f3l tud p\u00e1rhuzamosan m\u0171k\u00f6dni. A lemezterhel\u00e9s alacsony volt, ami \u00f6sszess\u00e9g\u00e9ben a modern SSD-alap\u00fa lemezrendszern\u00e9l \u00e9szrevehetetlen. A t\u00e1voli szerverre val\u00f3 adatszinchroniz\u00e1l\u00e1s folyamat\u00e1nak elindul\u00e1sa is egy\u00e9rtelm\u0171en l\u00e1that\u00f3, a sebess\u00e9g hasonl\u00f3 a megszokott rsync-hez, \u00e9s a biztons\u00e1gi m\u00e1solatokat t\u00e1rol\u00f3 szerver lemezrendszer\u00e9nek teljes\u00edtm\u00e9ny\u00e9be \u00fctk\u00f6zik. A megk\u00f6zel\u00edt\u00e9s h\u00e1tr\u00e1nya a helyi repository t\u00e1rol\u00e1sa, \u00e9s ennek eredm\u00e9nyek\u00e9nt az adatok duplik\u00e1l\u00f3d\u00e1sa.<\/p>\n<p><\/p>\n<p>A m\u00e1s gyakorlatias \u00e9s \u00e9rdekesebb v\u00e1ltozat a zbackup azonnali ind\u00edt\u00e1sa a biztons\u00e1gi m\u00e1solatok t\u00e1rol\u00e1s\u00e1ra szolg\u00e1l\u00f3 szerveren.<\/p>\n<p><\/p>\n<p>El\u0151sz\u00f6r a titkos\u00edt\u00e1s n\u00e9lk\u00fcli, lzma t\u00f6m\u00f6r\u00edt\u0151vel v\u00e9gzett m\u0171k\u00f6d\u00e9st fogjuk ellen\u0151rizni:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/wf\/m4\/g0\/wfm4g0zjf3cktbvihsmmtbg-hcu.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/2179a53ed6fb9530324490dc0922c788.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>Minden tesztind\u00edt\u00e1s fut\u00e1si ideje:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>39m45s<br \/>\n40m20s<br \/>\n40p3mp<\/p>\n<p>7m36s<br \/>\n8m3s<br \/>\n7m48s<\/p>\n<p>15m35s<br \/>\n15m48s<br \/>\n15m38s<\/p>\n<p><\/p>\n<p>Ha az aes titkos\u00edt\u00e1st aktiv\u00e1ljuk, az eredm\u00e9nyek meglehet\u0151sen hasonl\u00f3ak:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/mf\/7p\/yv\/mf7pyvnly6bmjtxbno88mjtrtn4.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/afe515a8574ac0c6b2c2390b647108a4.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>Ugyanezek a adatok titkos\u00edt\u00e1ssal fut\u00f3 ideje:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>43m40s<br \/>\n44m12s<br \/>\n44m3s<\/p>\n<p>8m3s<br \/>\n8m15s<br \/>\n8m12s<\/p>\n<p>15m0s<br \/>\n15m40s<br \/>\n15m25s<\/p>\n<p><\/p>\n<p>Ha a titkos\u00edt\u00e1st az lzo t\u00f6m\u00f6r\u00edt\u00e9ssel kombin\u00e1ljuk, az al\u00e1bbi eredm\u00e9nyeket kapjuk:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/38\/cz\/tb\/38cztb4tuzxtgsorc6uysied59k.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/0e5ff5e133acd8710177c27f2fc3c202.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>M\u0171k\u00f6d\u00e9si id\u0151:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>18m2s<br \/>\n18m15s<br \/>\n18m12s<\/p>\n<p>5m13s<br \/>\n5m24s<br \/>\n5m20s<\/p>\n<p>8m48s<br \/>\n9m3s<br \/>\n8m51s<\/p>\n<p><\/p>\n<p>A kapott t\u00e1rol\u00f3 m\u00e9rete relat\u00edve azonos volt, 13 GB-ra r\u00fagott. Ez azt jelenti, hogy a deduplik\u00e1ci\u00f3 helyesen m\u0171k\u00f6dik. Az lzo alkalmaz\u00e1sa a m\u00e1r t\u00f6m\u00f6r\u00edtett adatokon is k\u00e9zzelfoghat\u00f3 hat\u00e1st gyakorol, a zbackup \u00f6sszes\u00edtett fut\u00e1si ideje szorosan megk\u00f6zel\u00edti a duplicity\/duplicati id\u0151t, de 2-5-sz\u00f6r elmarad a librsync alap\u00fa megold\u00e1sokt\u00f3l.<\/p>\n<p><\/p>\n<p>A el\u0151ny\u00f6k nyilv\u00e1nval\u00f3ak \u2014 a helymegtakar\u00edt\u00e1s a biztons\u00e1gi m\u00e1solatok t\u00e1rol\u00e1s\u00e1ra szolg\u00e1l\u00f3 szerveren. A t\u00e1rol\u00f3 ellen\u0151rz\u00e9s\u00e9re szolg\u00e1l\u00f3 eszk\u00f6z\u00f6ket a zbackup szerz\u0151je nem biztos\u00edtja, ez\u00e9rt javasolt a hibamentes lemezmeghajt\u00f3 t\u00f6mb vagy felh\u0151szolg\u00e1ltat\u00f3 haszn\u00e1lata.<\/p>\n<p><\/p>\n<p>\u00d6sszess\u00e9g\u00e9ben meglehet\u0151sen j\u00f3 benyom\u00e1st kelt, annak ellen\u00e9re, hogy a projekt k\u00f6r\u00fclbel\u00fcl 3 \u00e9ve stagn\u00e1l (az utols\u00f3 funkci\u00f3k\u00e9r\u00e9st k\u00f6r\u00fclbel\u00fcl egy \u00e9ve adt\u00e1k be, de v\u00e1lasz n\u00e9lk\u00fcl).<\/p>\n<p><\/p>\n<h3 id=\"testirovanie-borgbackup\">Borgbackup tesztel\u00e9se<\/h3>\n<p><\/p>\n<p>A Borgbackup az attic forkja, egy hasonl\u00f3 zbackup rendszer. Python nyelven k\u00e9sz\u00fclt, \u00e9s hasonl\u00f3 k\u00e9pess\u00e9glist\u00e1val rendelkezik, de tov\u00e1bbi funkci\u00f3kkal b\u0151v\u00fclt:<\/p>\n<p><\/p>\n<ul>\n<li>Biztons\u00e1gi m\u00e1solatok mountol\u00e1sa fuse-on kereszt\u00fcl<\/li>\n<li>A t\u00e1rol\u00f3 tartalm\u00e1nak ellen\u0151rz\u00e9se<\/li>\n<li>Kliens-szerver m\u00f3dban m\u0171k\u00f6dik<\/li>\n<li>K\u00fcl\u00f6nb\u00f6z\u0151 t\u00f6m\u00f6r\u00edt\u0151kkel dolgozik, valamint heuristikus f\u00e1jlt\u00edpus-azonos\u00edt\u00e1st alkalmaz a t\u00f6m\u00f6r\u00edt\u00e9s sor\u00e1n.<\/li>\n<li>2 titkos\u00edt\u00e1si lehet\u0151s\u00e9g, aes \u00e9s blake<\/li>\n<li>Be\u00e9p\u00edtett eszk\u00f6z a<\/li>\n<\/ul>\n<p>\n<b class=\"spoiler_title\">teljes\u00edtm\u00e9ny ellen\u0151rz\u00e9s\u00e9re<\/b><\/p>\n<p>borgbackup benchmark crud ssh:\/\/backup_server\/repo\/path local_dir<\/p>\n<p><\/p>\n<p>Az eredm\u00e9nyek a k\u00f6vetkez\u0151k lettek:<\/p>\n<p><\/p>\n<p>C-Z-BIG 96.51 MB\/s (10 <em> 100.00 MB all-zero files: 10.36s)<br \/>\nR-Z-BIG 57.22 MB\/s (10 <\/em> 100.00 MB all-zero files: 17.48s)<br \/>\nU-Z-BIG 253.63 MB\/s (10 <em> 100.00 MB all-zero files: 3.94s)<br \/>\nD-Z-BIG 351.06 MB\/s (10 <\/em> 100.00 MB all-zero files: 2.85s)<br \/>\nC-R-BIG 34.30 MB\/s (10 <em> 100.00 MB random files: 29.15s)<br \/>\nR-R-BIG 60.69 MB\/s (10 <\/em> 100.00 MB random files: 16.48s)<br \/>\nU-R-BIG 311.06 MB\/s (10 <em> 100.00 MB random files: 3.21s)<br \/>\nD-R-BIG 72.63 MB\/s (10 <\/em> 100.00 MB random files: 13.77s)<br \/>\nC-Z-MEDIUM 108.59 MB\/s (1000 <em> 1.00 MB all-zero files: 9.21s)<br \/>\nR-Z-MEDIUM 76.16 MB\/s (1000 <\/em> 1.00 MB all-zero files: 13.13s)<br \/>\nU-Z-MEDIUM 331.27 MB\/s (1000 <em> 1.00 MB all-zero files: 3.02s)<br \/>\nD-Z-MEDIUM 387.36 MB\/s (1000 <\/em> 1.00 MB all-zero files: 2.58s)<br \/>\nC-R-MEDIUM 37.80 MB\/s (1000 <em> 1.00 MB random files: 26.45s)<br \/>\nR-R-MEDIUM 68.90 MB\/s (1000 <\/em> 1.00 MB random files: 14.51s)<br \/>\nU-R-MEDIUM 347.24 MB\/s (1000 <em> 1.00 MB random files: 2.88s)<br \/>\nD-R-MEDIUM 48.80 MB\/s (1000 <\/em> 1.00 MB random files: 20.49s)<br \/>\nC-Z-KIS 11,72 MB\/s (10000 <em> 10,00 kB \u00fcres f\u00e1jlok: 8,53s)<br \/>\nR-Z-KIS 32,57 MB\/s (10000 <\/em> 10,00 kB \u00fcres f\u00e1jlok: 3,07s)<br \/>\nU-Z-KIS 19,37 MB\/s (10000 <em> 10,00 kB \u00fcres f\u00e1jlok: 5,16s)<br \/>\nD-Z-KIS 33,71 MB\/s (10000 <\/em> 10,00 kB \u00fcres f\u00e1jlok: 2,97s)<br \/>\nC-R-KIS 6,85 MB\/s (10000 <em> 10,00 kB v\u00e9letlenszer\u0171 f\u00e1jlok: 14,60s)<br \/>\nR-R-KIS 31,27 MB\/s (10000 <\/em> 10,00 kB v\u00e9letlenszer\u0171 f\u00e1jlok: 3,20s)<br \/>\nU-R-KIS 12,28 MB\/s (10000 <em> 10,00 kB v\u00e9letlenszer\u0171 f\u00e1jlok: 8,14s)<br \/>\nD-R-KIS 18,78 MB\/s (10000 <\/em> 10,00 kB v\u00e9letlenszer\u0171 f\u00e1jlok: 5,32s)<\/p>\n<p><\/p>\n<p>A tesztel\u00e9s sor\u00e1n a f\u00e1jlt\u00edpus meghat\u00e1roz\u00e1s\u00e1val t\u00f6rt\u00e9n\u0151 t\u00f6m\u00f6r\u00edt\u00e9si heurisztika (compression auto) lesz haszn\u00e1latban, az eredm\u00e9nyek a k\u00f6vetkez\u0151k\u00e9ppen alakulnak:<\/p>\n<p>\n<b class=\"spoiler_title\">Kezdj\u00fck a munka ellen\u0151rz\u00e9s\u00e9vel titkos\u00edt\u00e1s n\u00e9lk\u00fcl:<\/b><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/fe\/ep\/xm\/feepxmsoyorprvvt5h00tuj2spg.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/bcf7d2021a77dd5099b0b159defe2022.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>M\u0171k\u00f6d\u00e9si id\u0151:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>4m6s<br \/>\n4m10s<br \/>\n4m5s<\/p>\n<p>56s<br \/>\n58s<br \/>\n54s<\/p>\n<p>1m26s<br \/>\n1m34s<br \/>\n1m30s<\/p>\n<p><\/p>\n<p>Ha enged\u00e9lyezz\u00fck a repository hiteles\u00edt\u00e9st (authenticated m\u00f3d), az eredm\u00e9nyek k\u00f6zeliek lesznek:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/3c\/qe\/kx\/3cqekxviy9rzhafckbi0tidjxn4.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/6b4f28a5b464d2f2bf83f003d45be6dd.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>M\u0171k\u00f6d\u00e9si id\u0151:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>4m11s<br \/>\n4m20s<br \/>\n4m12s<\/p>\n<p>1m0s<br \/>\n1m3s<br \/>\n1m2s<\/p>\n<p>1m30s<br \/>\n1m34s<br \/>\n1m31s<\/p>\n<p><\/p>\n<p>A titkos\u00edt\u00e1s AES aktiv\u00e1l\u00e1sakor az eredm\u00e9nyek nem romlottak dr\u00e1maian:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/oa\/yz\/zl\/oayzzliqw8zixlppy_idv2l8gzm.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/06a122bb3b7b1bdb86e82101b144a2ab.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>4m55s<br \/>\n5m2s<br \/>\n4p58mp<\/p>\n<p>1m0s<br \/>\n1m2s<br \/>\n1m0s<\/p>\n<p>1m49s<br \/>\n1m50s<br \/>\n1m50s<\/p>\n<p><\/p>\n<p>De ha az AES-t Blake-re cser\u00e9lj\u00fck, a helyzet jelent\u0151sen javul:<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/df\/kh\/ay\/dfkhayqoecs9hw_c_aj2fmxjkbu.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/f474e6870145ec0e15aec383b272b8ce.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>M\u0171k\u00f6d\u00e9si id\u0151:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>4m33s<br \/>\n4m43s<br \/>\n4m40s<\/p>\n<p>59s<br \/>\n1m0s<br \/>\n1m0s<\/p>\n<p>1m38s<br \/>\n1m43s<br \/>\n1m40s<\/p>\n<p><\/p>\n<p>Ahogyan a zbackup eset\u00e9ben, a repository m\u00e9rete 13 GB volt, \u00e9s kicsit kevesebb, ami \u00f6sszess\u00e9g\u00e9ben v\u00e1rhat\u00f3. Az id\u0151tartam meglehet\u0151sen kiel\u00e9g\u00edt\u0151 volt, \u00f6sszehasonl\u00edthat\u00f3 a librsync alap\u00fa megold\u00e1sokkal, \u00e9s sokkal sz\u00e9lesebb lehet\u0151s\u00e9geket biztos\u00edt. Az is \u00f6r\u00f6mteli volt, hogy k\u00fcl\u00f6nb\u00f6z\u0151 param\u00e9terek megad\u00e1s\u00e1t k\u00f6rnyezeti v\u00e1ltoz\u00f3kon kereszt\u00fcl is lehetett v\u00e9gezni, ami jelent\u0151s el\u0151nyt ny\u00fajt a borgbackup automatikus haszn\u00e1latakor. Emellett a biztons\u00e1gi ment\u00e9s alatt tapasztalt terhel\u00e9s is kedvez\u0151 volt, a CPU terhel\u00e9s alapj\u00e1n \u2014 a borgbackup egy sz\u00e1lon m\u0171k\u00f6dik.<\/p>\n<p><\/p>\n<p>Nem tapasztaltam k\u00fcl\u00f6n\u00f6sebb h\u00e1tr\u00e1nyokat a haszn\u00e1lat sor\u00e1n.<\/p>\n<p><\/p>\n<h3 id=\"testirovanie-restic\">Restic tesztel\u00e9se<\/h3>\n<p><\/p>\n<p>B\u00e1r a Restic viszonylag \u00faj megold\u00e1s (az els\u0151 k\u00e9t jel\u00f6lt m\u00e1r 2013-b\u00f3l ismert), el\u00e9g j\u00f3 teljes\u00edtm\u00e9nnyel b\u00edr. Go nyelven k\u00e9sz\u00fclt.<\/p>\n<p><\/p>\n<p>Ha a zbackuphoz hasonl\u00edtjuk, tov\u00e1bbi lehet\u0151s\u00e9geket k\u00edn\u00e1l:<\/p>\n<p><\/p>\n<ul>\n<li>A repository integrit\u00e1s\u00e1nak ellen\u0151rz\u00e9se (bele\u00e9rtve a r\u00e9szleges ellen\u0151rz\u00e9st is).<\/li>\n<li>A huge list of supported protocols and providers for backup storage, along with support for rclone \u2014 rsync for &#171;cloud&#187; solutions.<\/li>\n<li>K\u00e9t biztons\u00e1gi m\u00e1solat \u00f6sszehasonl\u00edt\u00e1sa.<\/li>\n<li>A repository \u00f6sszekapcsol\u00e1sa f\u00fazi\u00f3s m\u00f3dszerrel.<\/li>\n<\/ul>\n<p><\/p>\n<p>\u00d6sszess\u00e9g\u00e9ben a lehet\u0151s\u00e9gek list\u00e1ja el\u00e9g k\u00f6zel \u00e1ll a borgbackuphoz; helyenk\u00e9nt t\u00f6bb, helyenk\u00e9nt kevesebb. K\u00fcl\u00f6nlegess\u00e9g, hogy a titkos\u00edt\u00e1st nincs lehet\u0151s\u00e9g kikapcsolni, \u00edgy a biztons\u00e1gi m\u00e1solatok mindig titkos\u00edtottak lesznek. N\u00e9zz\u00fck meg gyakorlatban, mit lehet kihozni ebb\u0151l a szoftverb\u0151l:<\/p>\n<p>\n<b class=\"spoiler_title\">Az eredm\u00e9nyek a k\u00f6vetkez\u0151k\u00e9ppen alakultak:<\/b><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/tq\/k5\/xn\/tqk5xn1xknn33dydmslqofrjfvs.png\"><img decoding=\"async\" alt=\"Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2019\/06\/d5aa98b72f2a9918bfb3e9e963e4f71d.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>M\u0171k\u00f6d\u00e9si id\u0151:<\/p>\n<p><\/p>\n<p>Ind\u00edt\u00e1s 1<br \/>\nInd\u00edt\u00e1s 2<br \/>\nInd\u00edt\u00e1s 3<\/p>\n<p>5m25s<br \/>\n5m50s<br \/>\n5p38mp<\/p>\n<p>35s<br \/>\n38s<br \/>\n36s<\/p>\n<p>1m54s<br \/>\n2m2s<br \/>\n1m58s<\/p>\n<p><\/p>\n<p>A munk\u00e1juk eredm\u00e9nyei \u00f6sszehasonl\u00edthat\u00f3k az rsync-alap\u00fa megold\u00e1sokkal, \u00e9s \u00e1ltal\u00e1ban nagyon k\u00f6zel \u00e1llnak a borgbackuphoz, de a CPU terhel\u00e9se magasabb (t\u00f6bb sz\u00e1lon fut), \u00e9s a teljes\u00edtm\u00e9ny ingadoz\u00f3.<\/p>\n<p><\/p>\n<p>Val\u00f3sz\u00edn\u0171leg a program a t\u00e1rol\u00f3szerver lemezalrendszer\u00e9nek teljes\u00edtm\u00e9ny\u00e9be \u00fctk\u00f6zik, ahogy az rsync eset\u00e9ben is t\u00f6rt\u00e9nt. A repository m\u00e9rete 13 GB volt, mint a zbackup vagy borgbackup eset\u00e9ben, nyilv\u00e1nval\u00f3 h\u00e1tr\u00e1nyokat e megold\u00e1s haszn\u00e1latakor nem tal\u00e1ltunk.<\/p>\n<p><\/p>\n<h3 id=\"rezultaty\">Eredm\u00e9nyek<\/h3>\n<p><\/p>\n<p>Val\u00f3j\u00e1ban az \u00f6sszes jel\u00f6lt hasonl\u00f3 mutat\u00f3kkal rendelkezett, de k\u00fcl\u00f6nb\u00f6z\u0151 \u00e1ron. A borgbackup teljes\u00edtm\u00e9nye volt a legjobb, kicsit lassabb volt a restic, a zbackupot val\u00f3sz\u00edn\u0171leg nem \u00e9rdemes elkezdeni haszn\u00e1lni,<br \/>\nha pedig m\u00e1r haszn\u00e1latban van \u2014 \u00e9rdemes \u00e1tv\u00e1ltani borgbackupra vagy resticre.<\/p>\n<p><\/p>\n<h3 id=\"vyvody\">K\u00f6vetkeztet\u00e9sek<\/h3>\n<p><\/p>\n<p>A leg\u00edg\u00e9retesebb megold\u00e1snak a restic t\u0171nik, mert a legjobb lehet\u0151s\u00e9g- \u00e9s sebess\u00e9gar\u00e1nyt k\u00edn\u00e1lja, de egyel\u0151re ne siess\u00fcnk a v\u00e9gs\u0151 k\u00f6vetkeztet\u00e9sekkel.<\/p>\n<p><\/p>\n<p>A borgbackup alapvet\u0151en nem rosszabb, de a zbackupot val\u00f3sz\u00edn\u0171leg \u00e9rdemes lenne lecser\u00e9lni. Igaz, a 3-2-1 szab\u00e1ly \u00e9rv\u00e9nyes\u00edt\u00e9se \u00e9rdek\u00e9ben a zbackupot m\u00e9g haszn\u00e1lhatjuk p\u00e9ld\u00e1ul az (lib)rsync-alap\u00fa ment\u00e9si eszk\u00f6z\u00f6k mellett.<\/p>\n<p><\/p>\n<h3 id=\"anons\">Bejelent\u00e9s<\/h3>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/449282\/\">Biztons\u00e1gi ment\u00e9s, 1. r\u00e9sz: Mi\u00e9rt van sz\u00fcks\u00e9g biztons\u00e1gi ment\u00e9sre, a m\u00f3dszerek \u00e9s technol\u00f3gi\u00e1k \u00e1ttekint\u00e9se<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/452630\/\">Biztons\u00e1gi ment\u00e9s, 2. r\u00e9sz: A rsync-alap\u00fa biztons\u00e1gi ment\u00e9si eszk\u00f6z\u00f6k \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454420\/\">Biztons\u00e1gi ment\u00e9s, 3. r\u00e9sz: A duplicity \u00e9s duplicati \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se<\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454734\/#first_unread\">Biztons\u00e1gi ment\u00e9s, 4. r\u00e9sz: A zbackup, restic, borgbackup \u00e1ttekint\u00e9se \u00e9s tesztel\u00e9se<\/a><\/noindex><br \/>\nBiztons\u00e1gi ment\u00e9s, 5. r\u00e9sz: A bacula \u00e9s a veeam backup for linux tesztel\u00e9se<br \/>\nBiztons\u00e1gi ment\u00e9s, 6. r\u00e9sz: A biztons\u00e1gi ment\u00e9si eszk\u00f6z\u00f6k \u00f6sszehasonl\u00edt\u00e1sa<br \/>\nBiztons\u00e1gi ment\u00e9s, 7. r\u00e9sz: K\u00f6vetkeztet\u00e9sek<\/p>\n<p><\/p>\n<p><u>A publik\u00e1ci\u00f3 szerz\u0151je:<\/u> Pavel Demkovics<\/p>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/454734\/\">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\u0443\u0442 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c\u0441\u044f \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, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0443\u0442\u0435\u043c \u0440\u0430\u0437\u0431\u0438\u0435\u043d\u0438\u044f \u043f\u043e\u0442\u043e\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b (chunks), \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u044e\u0442 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439. \u041a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u044f \u043c\u043e\u0433\u0443\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0441\u0436\u0438\u043c\u0430\u0442\u044c\u0441\u044f \u0438 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u0442\u044c\u0441\u044f, \u0430 \u0441\u0430\u043c\u043e\u0435 \u0433\u043b\u0430\u0432\u043d\u043e\u0435 \u2014 \u043f\u0440\u0438 \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u044b\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430\u0445 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u2014 \u043f\u0435\u0440\u0435\u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u043e. \u0420\u0435\u0437\u0435\u0440\u0432\u043d\u0430\u044f \u043a\u043e\u043f\u0438\u044f \u0432 \u043f\u043e\u0434\u043e\u0431\u043d\u043e\u043c \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u2014 \u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0446\u0435\u043f\u043e\u0447\u043a\u0430 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0434\u0440\u0443\u0433 \u0441 \u0434\u0440\u0443\u0433\u043e\u043c \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26337,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-35003","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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\/hu\/blog\/administrirovanie\/rezervnoe-kopirovanie-chast-4-obzor-i-testirovanie-zbackup-restic-borgbackup\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"hu_HU\" \/>\n\t\t<meta 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