{"id":4656,"date":"2026-06-14T19:31:06","date_gmt":"2026-06-14T19:31:06","guid":{"rendered":"https:\/\/cloudsave.app\/?p=4656"},"modified":"2026-06-14T19:50:11","modified_gmt":"2026-06-14T19:50:11","slug":"s%c9%99ssiz-qatil-f%c9%99lak%c9%99t-ba%c5%9f-verm%c9%99zd%c9%99n-%c9%99vv%c9%99l-z%c9%99d%c9%99l%c9%99nmi%c5%9f-m%c9%99lumat-bazas%c4%b1-ehtiyat-n%c3%bcsx%c9%99l%c9%99rini-nec%c9%99-a%c5%9fkar-etm","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/az\/knowledge-base\/s%c9%99ssiz-qatil-f%c9%99lak%c9%99t-ba%c5%9f-verm%c9%99zd%c9%99n-%c9%99vv%c9%99l-z%c9%99d%c9%99l%c9%99nmi%c5%9f-m%c9%99lumat-bazas%c4%b1-ehtiyat-n%c3%bcsx%c9%99l%c9%99rini-nec%c9%99-a%c5%9fkar-etm\/","title":{"rendered":"S\u0259ssiz Qatil: F\u0259lak\u0259t Ba\u015f Verm\u0259zd\u0259n \u018fvv\u0259l Z\u0259d\u0259l\u0259nmi\u015f M\u0259lumat Bazas\u0131 Ehtiyat N\u00fcsx\u0259l\u0259rini Nec\u0259 A\u015fkar Etm\u0259k Olar"},"content":{"rendered":"<p>M\u0259lumat bazas\u0131n\u0131n idar\u0259 edilm\u0259si v\u0259 sayt\u0131n etibarl\u0131l\u0131\u011f\u0131 m\u00fch\u0259ndisliyi kimi y\u00fcks\u0259k riskli d\u00fcnyada m\u0259\u015fhur bir aksiom var: <em>\u015eredingerin Ehtiyat N\u00fcsx\u0259si<\/em>. H\u0259r hans\u0131 bir ehtiyat n\u00fcsx\u0259nin v\u0259ziyy\u0259ti onu b\u0259rpa etm\u0259y\u0259 \u00e7al\u0131\u015fana q\u0259d\u0259r m\u0259lum deyil. O ana q\u0259d\u0259r, o, h\u0259m m\u00fck\u0259mm\u0259l i\u015fl\u0259k, h\u0259m d\u0259 tamamil\u0259 korlanm\u0131\u015f v\u0259ziyy\u0259td\u0259 olan kvant v\u0259ziyy\u0259tind\u0259 m\u00f6vcuddur.<\/p>\n<p>DevOps m\u00fch\u0259ndisl\u0259ri v\u0259 DBA-lar (m\u0259lumat bazas\u0131 administratorlar\u0131) \u00fc\u00e7\u00fcn aktiv insident zaman\u0131 kritik bir m\u0259lumat bazas\u0131 ehtiyat n\u00fcsx\u0259sinin korland\u0131\u011f\u0131n\u0131 a\u015fkar etm\u0259k \u0259n d\u0259h\u015f\u0259tli ssenaridir. Bu, adi bir b\u0259rpa \u0259m\u0259liyyat\u0131n\u0131 f\u0259lak\u0259tli m\u0259lumat itkisi hadis\u0259sin\u0259 \u00e7evirir. M\u0259lumat b\u00fct\u00f6vl\u00fcy\u00fcn\u00fcn bu &#8220;s\u0259ssiz qatili&#8221; \u00e7ox vaxt n\u0259z\u0259rd\u0259n qa\u00e7\u0131r, \u00e7\u00fcnki ehtiyat n\u00fcsx\u0259 i\u015fl\u0259ri \u0259sas y\u00fck korlansa bel\u0259, tez-tez u\u011furlu <code>Exit Code 0<\/code> hesabat\u0131 verir.<\/p>\n<p>Bu \u0259hat\u0259li b\u0259l\u0259d\u00e7id\u0259 biz ehtiyat n\u00fcsx\u0259 korrupsiyas\u0131n\u0131n anatomiyas\u0131n\u0131 t\u0259hlil ed\u0259c\u0259k, m\u0259lumat bazas\u0131na xas do\u011frulama \u00fcsullar\u0131n\u0131 ara\u015fd\u0131racaq v\u0259 istehsal m\u00fchitl\u0259ri \u00fc\u00e7\u00fcn avtomatla\u015fd\u0131r\u0131lm\u0131\u015f, etibarl\u0131 b\u0259rpa x\u0259tl\u0259rini nec\u0259 quraca\u011f\u0131m\u0131z\u0131 n\u00fcmayi\u015f etdir\u0259c\u0259yik.<\/p>\n<h2>Ehtiyat N\u00fcsx\u0259 Korrupsiyas\u0131n\u0131n Anatomiyas\u0131<\/h2>\n<p>Korrupsiyan\u0131 a\u015fkar etm\u0259k \u00fc\u00e7\u00fcn \u0259vv\u0259lc\u0259 onun nec\u0259 ba\u015f verdiyini ba\u015fa d\u00fc\u015fm\u0259lisiniz. Ehtiyat n\u00fcsx\u0259 korrupsiyas\u0131 \u00fcmumiyy\u0259tl\u0259 iki kateqoriyaya b\u00f6l\u00fcn\u00fcr: fiziki (infrastruktur s\u0259viyy\u0259sind\u0259) v\u0259 m\u0259ntiqi (t\u0259tbiq s\u0259viyy\u0259sind\u0259).<\/p>\n<h3>Fiziki Korrupsiya<\/h3>\n<p>Fiziki korrupsiya saxlama m\u00fchitind\u0259ki faktiki bitl\u0259r d\u0259yi\u015fdirildikd\u0259 ba\u015f verir. Bu, m\u0259nb\u0259 diskind\u0259n oxuma prosesi zaman\u0131, \u015f\u0259b\u0259k\u0259 \u00f6t\u00fcr\u00fclm\u0259si zaman\u0131 v\u0259 ya h\u0259d\u0259f yadda\u015fda saxlan\u0131lark\u0259n ba\u015f ver\u0259 bil\u0259r.<br \/>\n*   <strong>Bit Rot (Bit \u00e7\u00fcr\u00fcm\u0259si):<\/strong> Saxlama m\u00fchitinin t\u0259dric\u0259n pisl\u0259\u015fm\u0259si bitl\u0259ri s\u0259ssizc\u0259 d\u0259yi\u015f\u0259 bil\u0259r.<br \/>\n*   <strong>\u00d6t\u00fcrm\u0259 X\u0259talar\u0131:<\/strong> TCP-nin yoxlama c\u0259ml\u0259ri (checksums) olsa da, onlar \u00e7ox z\u0259ifdir (16-bit). Y\u00fcks\u0259k \u00f6t\u00fcrm\u0259 qabiliyy\u0259tin\u0259 malik m\u00fchitl\u0259r TCP-nin tuta bilm\u0259diyi \u00f6t\u00fcrm\u0259 zaman\u0131 s\u0259ssiz m\u0259lumat korrupsiyas\u0131 il\u0259 qar\u015f\u0131la\u015fa bil\u0259r.<br \/>\n*   <strong>Saxlama Kontroleri X\u0259talar\u0131:<\/strong> RAID kontrolerl\u0259rind\u0259 v\u0259 ya SAN strukturlar\u0131ndak\u0131 aparat s\u0259hvl\u0259ri \u0259m\u0259liyyat sistemin\u0259 u\u011fur bildiri\u015fi g\u00f6nd\u0259r\u0259rk\u0259n zibil m\u0259lumatlar yaza bil\u0259r.<\/p>\n<h3>M\u0259ntiqi Korrupsiya<\/h3>\n<p>M\u0259ntiqi korrupsiya daha t\u0259hl\u00fck\u0259lidir, \u00e7\u00fcnki ehtiyat n\u00fcsx\u0259 fayl\u0131n\u0131n \u00f6z\u00fc tamamil\u0259 b\u00fct\u00f6vd\u00fcr, lakin i\u00e7ind\u0259ki m\u0259lumatlar xarabd\u0131r.<br \/>\n*   <strong>Zibil \u0130\u00e7\u0259ri, Zibil \u00c7\u00f6l\u0259 (GIGO):<\/strong> \u018fg\u0259r canl\u0131 m\u0259lumat bazan\u0131zda korlanm\u0131\u015f indeks v\u0259 ya z\u0259d\u0259l\u0259nmi\u015f s\u0259hif\u0259 varsa, ehtiyat n\u00fcsx\u0259 al\u0259tiniz h\u0259min korlanm\u0131\u015f s\u0259hif\u0259ni s\u0259daq\u0259tl\u0259 kopyalaya bil\u0259r. Ehtiyat n\u00fcsx\u0259 i\u015fi u\u011furla ba\u015fa \u00e7at\u0131r, lakin b\u0259rpa u\u011fursuz olacaq v\u0259 ya xarab m\u0259lumat bazas\u0131 il\u0259 n\u0259tic\u0259l\u0259n\u0259c\u0259k.<br \/>\n*   <strong>Tamamlanmam\u0131\u015f Tranzaksiyalar:<\/strong> M\u0259lumat bazas\u0131n\u0131n I\/O-sunu d\u00fczg\u00fcn dondurmadan (m\u0259s\u0259l\u0259n, MySQL-d\u0259 <code>FLUSH TABLES WITH READ LOCK<\/code> istifad\u0259 etm\u0259d\u0259n) g\u00f6t\u00fcr\u00fcl\u0259n fayl sistemi s\u0259viyy\u0259sind\u0259ki snapshotlar z\u0259d\u0259l\u0259nmi\u015f s\u0259hif\u0259l\u0259r\u0259 v\u0259 b\u0259rpaolunmaz v\u0259ziyy\u0259tl\u0259r\u0259 s\u0259b\u0259b olur.<\/p>\n<h2>Proaktiv A\u015fkarlama: Yoxlama C\u0259ml\u0259ri v\u0259 Kriptoqrafik Hashing<\/h2>\n<p>Fiziki korrupsiyaya qar\u015f\u0131 ilk m\u00fcdafi\u0259 x\u0259tti kriptoqrafik do\u011frulamad\u0131r. Fayl \u00f6l\u00e7\u00fcl\u0259rin\u0259 v\u0259 ya d\u0259yi\u015fdirilm\u0259 tarixl\u0259rin\u0259 etibar etm\u0259k kifay\u0259t deyil.<\/p>\n<h3>M\u0259lumat Bazas\u0131 S\u0259viyy\u0259sind\u0259 Yoxlama C\u0259ml\u0259rinin Aktivl\u0259\u015fdirilm\u0259si<\/h3>\n<p>M\u00fcasir relyasiya m\u0259lumat bazas\u0131 idar\u0259etm\u0259 sisteml\u0259ri (RDBMS) s\u0259hif\u0259 s\u0259viyy\u0259sind\u0259 yoxlama c\u0259ml\u0259rini d\u0259st\u0259kl\u0259yir. Aktivl\u0259\u015fdirildikd\u0259, m\u0259lumat bazas\u0131 h\u0259r s\u0259hif\u0259ni disk\u0259 yazmazdan \u0259vv\u0259l onun \u00fc\u00e7\u00fcn yoxlama c\u0259mi hesablay\u0131r. S\u0259hif\u0259 oxunduqda (sor\u011fu v\u0259 ya ehtiyat n\u00fcsx\u0259 prosesi il\u0259), yoxlama c\u0259mi t\u0259sdiql\u0259nir.<\/p>\n<p><strong>PostgreSQL<\/strong> \u00fc\u00e7\u00fcn klasterin i\u015f\u0259 sal\u0131nmas\u0131 zaman\u0131 m\u0259lumat yoxlama c\u0259ml\u0259rini aktivl\u0259\u015fdir\u0259 bil\u0259rsiniz:<\/p>\n<pre><code class=\"language-bash\"># Yoxlama c\u0259ml\u0259ri aktivl\u0259\u015fdirilmi\u015f yeni PostgreSQL klasterini i\u015f\u0259 sal\u0131n\ninitdb --data-checksums -D \/var\/lib\/postgresql\/data\n<\/code><\/pre>\n<p><em>Qeyd: \u018fg\u0259r m\u00f6vcud PostgreSQL klasteriniz varsa, onlar\u0131 oflayn rejimd\u0259 aktivl\u0259\u015fdirm\u0259k \u00fc\u00e7\u00fcn <code>pg_checksums<\/code> utilitind\u0259n istifad\u0259 ed\u0259 bil\u0259rsiniz.<\/em><\/p>\n<p><strong>Microsoft SQL Server<\/strong> \u00fc\u00e7\u00fcn <code>PAGE_VERIFY<\/code>-in <code>CHECKSUM<\/code> olaraq t\u0259yin olundu\u011fundan \u0259min olun (m\u00fcasir versiyalarda standartd\u0131r, lakin k\u00f6hn\u0259 sisteml\u0259rd\u0259 yoxlama\u011fa d\u0259y\u0259r):<\/p>\n<pre><code class=\"language-sql\">ALTER DATABASE [ProductionDB] SET PAGE_VERIFY CHECKSUM;\nGO\n<\/code><\/pre>\n<h3>Saxlan\u0131lan Ehtiyat N\u00fcsx\u0259l\u0259rin Do\u011frulanmas\u0131<\/h3>\n<p>Ehtiyat n\u00fcsx\u0259 saxlama h\u0259d\u0259finiz\u0259 \u00e7atd\u0131qdan sonra onun b\u00fct\u00f6vl\u00fcy\u00fc kriptoqrafik olaraq yoxlan\u0131lmal\u0131d\u0131r. CloudSave kimi m\u00fc\u0259ssis\u0259 ehtiyat n\u00fcsx\u0259 platformalar\u0131 \u00f6t\u00fcrm\u0259 v\u0259 saxlama zaman\u0131 ehtiyat n\u00fcsx\u0259 bloklar\u0131n\u0131n SHA-256 he\u015fl\u0259rini avtomatik hesablay\u0131r v\u0259 yoxlay\u0131r. \u018fg\u0259r x\u00fcsusi skriptl\u0259ri idar\u0259 edirsinizs\u0259, bunu \u0259l il\u0259 t\u0259tbiq etm\u0259lisiniz:<\/p>\n<pre><code class=\"language-bash\"># Ehtiyat n\u00fcsx\u0259 yarad\u0131ld\u0131qdan sonra SHA-256 he\u015fini yarad\u0131n\nsha256sum prod_db_backup.tar.gz &gt; prod_db_backup.tar.gz.sha256\n\n# Saxlama serverind\u0259 he\u015fi yoxlay\u0131n\nsha256sum -c prod_db_backup.tar.gz.sha256\n<\/code><\/pre>\n<h2>M\u0259lumat Bazas\u0131na Xas Do\u011frulama \u00dcsullar\u0131<\/h2>\n<p>M\u00fcxt\u0259lif m\u0259lumat bazas\u0131 m\u00fch\u0259rrikl\u0259ri ehtiyat n\u00fcsx\u0259 artefaktlar\u0131n\u0131n b\u00fct\u00f6vl\u00fcy\u00fcn\u00fc yoxlamaq \u00fc\u00e7\u00fcn yerli al\u0259tl\u0259r t\u0259klif edir.<\/p>\n<h3>PostgreSQL: <code>pg_verifybackup<\/code><\/h3>\n<p>PostgreSQL 13-d\u0259 t\u0259qdim edil\u0259n <code>pg_verifybackup<\/code>, <code>pg_basebackup<\/code> il\u0259 g\u00f6t\u00fcr\u00fcl\u0259n fiziki ehtiyat n\u00fcsx\u0259l\u0259r \u00fc\u00e7\u00fcn oyun d\u0259yi\u015fdiricidir. O, ehtiyat n\u00fcsx\u0259 zaman\u0131 yarad\u0131lan <code>backup_manifest<\/code> fayl\u0131n\u0131 oxuyur v\u0259 b\u00fct\u00fcn fayllar\u0131n m\u00f6vcud oldu\u011funu v\u0259 yoxlama c\u0259ml\u0259rinin uy\u011funlu\u011funu t\u0259sdiql\u0259yir.<\/p>\n<pre><code class=\"language-bash\"># Fiziki baza ehtiyat n\u00fcsx\u0259 qovlu\u011funa qar\u015f\u0131 yoxlaman\u0131 i\u015f\u0259 sal\u0131n\npg_verifybackup \/mnt\/backups\/postgres\/base_backup_20231025\/\n<\/code><\/pre>\n<p>\u018fg\u0259r m\u0259lumat fayllar\u0131n\u0131n h\u0259r hans\u0131 birind\u0259 bir bit bel\u0259 d\u0259yi\u015fibs\u0259, <code>pg_verifybackup<\/code> fatal x\u0259ta ver\u0259c\u0259k v\u0259 monitorinq sisteml\u0259riniz\u0259 DBA komandas\u0131n\u0131 d\u0259rhal x\u0259b\u0259rdar etm\u0259y\u0259 imkan ver\u0259c\u0259k.<\/p>\n<h3>Microsoft SQL Server: <code>RESTORE VERIFYONLY<\/code><\/h3>\n<p>SQL Server, ehtiyat n\u00fcsx\u0259 fayl\u0131n\u0131 faktiki olaraq b\u0259rpa etm\u0259d\u0259n onun fiziki b\u00fct\u00f6vl\u00fcy\u00fcn\u00fc yoxlamaq \u00fc\u00e7\u00fcn yerli bir \u0259mr t\u0259qdim edir. O, ehtiyat n\u00fcsx\u0259 ba\u015fl\u0131qlar\u0131n\u0131 yoxlay\u0131r v\u0259 s\u0259hif\u0259 yoxlama c\u0259ml\u0259rini t\u0259sdiql\u0259yir (\u0259g\u0259r onlar ehtiyat n\u00fcsx\u0259 zaman\u0131 aktivl\u0259\u015fdirilibs\u0259).<\/p>\n<pre><code class=\"language-sql\">RESTORE VERIFYONLY \nFROM DISK = 'Z:BackupsProdDB_Full.bak' \nWITH CHECKSUM;\n<\/code><\/pre>\n<p><strong>X\u0259b\u0259rdarl\u0131q:<\/strong> <code>RESTORE VERIFYONLY<\/code> yaln\u0131z ehtiyat n\u00fcsx\u0259 fayl\u0131n\u0131n oxuna bil\u0259n oldu\u011funu v\u0259 fiziki yoxlama c\u0259ml\u0259rinin uy\u011fun oldu\u011funu t\u0259sdiql\u0259yir. O, <em>m\u0259ntiqi b\u00fct\u00f6vl\u00fcy\u0259<\/em> z\u0259man\u0259t vermir. M\u0259ntiqi b\u00fct\u00f6vl\u00fcy\u00fc t\u0259min etm\u0259k \u00fc\u00e7\u00fcn tam b\u0259rpa etm\u0259li v\u0259 <code>DBCC CHECKDB<\/code> i\u015f\u0259 salmal\u0131s\u0131n\u0131z.<\/p>\n<h3>MySQL \/ InnoDB: Percona XtraBackup<\/h3>\n<p>MySQL m\u00fchitl\u0259ri \u00fc\u00e7\u00fcn fiziki ehtiyat n\u00fcsx\u0259l\u0259r \u00e7ox vaxt Percona XtraBackup t\u0259r\u0259find\u0259n idar\u0259 olunur. Ehtiyat n\u00fcsx\u0259 prosesi fayllar\u0131n kopyalanmas\u0131ndan ibar\u0259tdir, lakin tranzaksiya jurnallar\u0131 (redo logs) t\u0259tbiq olunana q\u0259d\u0259r ehtiyat n\u00fcsx\u0259 ard\u0131c\u0131l deyil. <code>--prepare<\/code> fazas\u0131 daxili b\u00fct\u00f6vl\u00fck yoxlamas\u0131 kimi \u00e7\u0131x\u0131\u015f edir.<\/p>\n<pre><code class=\"language-bash\"># Ehtiyat n\u00fcsx\u0259nin haz\u0131rlanmas\u0131 redo loglar\u0131 t\u0259tbiq edir. \n# \u018fg\u0259r ehtiyat n\u00fcsx\u0259 korlan\u0131bsa, bu add\u0131m u\u011fursuz olacaq.\nxtrabackup --prepare --target-dir=\/data\/backups\/mysql\/\n<\/code><\/pre>\n<h2>Q\u0131z\u0131l Standart: Avtomatla\u015fd\u0131r\u0131lm\u0131\u015f B\u0259rpa Testi<\/h2>\n<p>Yoxlama c\u0259ml\u0259ri v\u0259 do\u011frulama \u0259mrl\u0259ri laz\u0131md\u0131r, lakin kifay\u0259t deyil. Ehtiyat n\u00fcsx\u0259nin i\u015fl\u0259k oldu\u011funu s\u00fcbut etm\u0259yin yegan\u0259 yolu onu b\u0259rpa etm\u0259kdir. M\u00fcasir DevOps m\u00fchitl\u0259rind\u0259 bu proses tamamil\u0259 avtomatla\u015fd\u0131r\u0131lmal\u0131d\u0131r.<\/p>\n<p>Ehtiyat n\u00fcsx\u0259l\u0259r\u0259 kod kimi yana\u015faraq, m\u0259lumat bazas\u0131 b\u0259rpan\u0131z \u00fc\u00e7\u00fcn CI\/CD x\u0259tti qura bil\u0259rsiniz. Bu x\u0259tt m\u00fcv\u0259qq\u0259ti infrastruktur t\u0259min etm\u0259li, b\u0259rpan\u0131 icra etm\u0259li, do\u011frulama sor\u011fular\u0131n\u0131 i\u015f\u0259 salmal\u0131 v\u0259 m\u00fchiti silm\u0259lidir.<\/p>\n<h3>Avtomatla\u015fd\u0131r\u0131lm\u0131\u015f B\u0259rpa X\u0259ttinin Qurulmas\u0131<\/h3>\n<p>A\u015fa\u011f\u0131da PostgreSQL m\u0259ntiqi dump-unu yoxlamaq \u00fc\u00e7\u00fcn cron i\u015fi v\u0259 ya CI runner (GitLab CI v\u0259 ya GitHub Actions kimi) t\u0259r\u0259find\u0259n g\u00fcnd\u0259lik i\u015f\u0259 sal\u0131na bil\u0259n Bash skripti n\u00fcmun\u0259si verilmi\u015fdir.<\/p>\n<pre><code class=\"language-bash\">#!\/bin\/bash\nset -e\n\nBACKUP_FILE=&quot;\/mnt\/storage\/prod_db_latest.dump&quot;\nDB_NAME=&quot;prod_db&quot;\nCONTAINER_NAME=&quot;pg_restore_test&quot;\n\necho &quot;[INFO] Avtomatla\u015fd\u0131r\u0131lm\u0131\u015f B\u0259rpa Testi Ba\u015flay\u0131r...&quot;\n\n# 1. M\u00fcv\u0259qq\u0259ti PostgreSQL konteynerini i\u015f\u0259 sal\u0131n\ndocker run --name $CONTAINER_NAME \n  -e POSTGRES_PASSWORD=testpass \n  -d postgres:15\n\n# PostgreSQL-in haz\u0131r olmas\u0131n\u0131 g\u00f6zl\u0259yin\necho &quot;[INFO] M\u0259lumat bazas\u0131n\u0131n i\u015f\u0259 d\u00fc\u015fm\u0259si g\u00f6zl\u0259nilir...&quot;\nuntil docker exec $CONTAINER_NAME pg_isready -U postgres; do\n  sleep 2\ndone\n\n# 2. H\u0259d\u0259f m\u0259lumat bazas\u0131n\u0131 yarad\u0131n\ndocker exec $CONTAINER_NAME psql -U postgres -c &quot;CREATE DATABASE $DB_NAME;&quot;\n\n# 3. B\u0259rpan\u0131 icra edin\necho &quot;[INFO] Ehtiyat n\u00fcsx\u0259 b\u0259rpa edilir...&quot;\ndocker cp $BACKUP_FILE $CONTAINER_NAME:\/tmp\/backup.dump\ndocker exec $CONTAINER_NAME pg_restore -U postgres -d $DB_NAME -1 \/tmp\/backup.dump\n\n# 4. M\u0259ntiqi Do\u011frulama Sor\u011fular\u0131n\u0131 i\u015f\u0259 sal\u0131n\necho &quot;[INFO] Do\u011frulama sor\u011fular\u0131 i\u015f\u0259 sal\u0131n\u0131r...&quot;\n# \u0130stifad\u0259\u00e7il\u0259r c\u0259dv\u0259lind\u0259 10.000-d\u0259n \u00e7ox qeyd olub-olmad\u0131\u011f\u0131n\u0131 yoxlay\u0131n\nUSER_COUNT=$(docker exec $CONTAINER_NAME psql -U postgres -d $DB_NAME -t -c &quot;SELECT COUNT(*) FROM users;&quot;)\n\nif [ &quot;$USER_COUNT&quot; -lt 10000 ]; then\n    echo &quot;[ERROR] M\u0259ntiqi do\u011frulama u\u011fursuz oldu. G\u00f6zl\u0259nil\u0259n &gt;10000 istifad\u0259\u00e7i, tap\u0131lan $USER_COUNT&quot;\n    # Burada PagerDuty \/ Slack x\u0259b\u0259rdarl\u0131\u011f\u0131n\u0131 i\u015f\u0259 sal\u0131n\n    exit 1\nelse\n    echo &quot;[SUCCESS] M\u0259ntiqi do\u011frulama u\u011furla ke\u00e7di. \u0130stifad\u0259\u00e7i say\u0131: $USER_COUNT&quot;\nfi\n\n# 5. M\u00fcv\u0259qq\u0259ti m\u00fchiti silin\necho &quot;[INFO] T\u0259mizl\u0259m\u0259 apar\u0131l\u0131r...&quot;\ndocker rm -f $CONTAINER_NAME\n\necho &quot;[INFO] Avtomatla\u015fd\u0131r\u0131lm\u0131\u015f B\u0259rpa Testi U\u011furla Tamamland\u0131.&quot;\n<\/code><\/pre>\n<h3>N\u0259yi Do\u011frulamal\u0131s\u0131n\u0131z?<\/h3>\n<p>Avtomatla\u015fd\u0131r\u0131lm\u0131\u015f b\u0259rpa testi aparark\u0259n, sad\u0259c\u0259 m\u0259lumat bazas\u0131n\u0131n i\u015f\u0259 d\u00fc\u015fd\u00fcy\u00fcn\u00fc yoxlamay\u0131n. T\u0259tbiq\u0259 xas do\u011frulama sor\u011fular\u0131n\u0131 i\u015f\u0259 sal\u0131n:<br \/>\n1.  <strong>S\u0259tir Saylar\u0131:<\/strong> \u018fsas c\u0259dv\u0259ll\u0259rin g\u00f6zl\u0259nil\u0259n s\u0259tir say\u0131na malik oldu\u011fundan \u0259min olun (m\u0259s\u0259l\u0259n, <code>users<\/code> c\u0259dv\u0259li bo\u015f olmamal\u0131d\u0131r).<br \/>\n2.  <strong>Son M\u0259lumatlar:<\/strong> Ehtiyat n\u00fcsx\u0259nin k\u00f6hn\u0259 olmad\u0131\u011f\u0131ndan \u0259min olmaq \u00fc\u00e7\u00fcn son 24 saat \u0259rzind\u0259 yarad\u0131lm\u0131\u015f qeydl\u0259ri sor\u011fulay\u0131n.<br \/>\n3.  <strong>Referensial B\u00fct\u00f6vl\u00fck:<\/strong> M\u0259ntiqi korrupsiyan\u0131 g\u00f6st\u0259r\u0259n yetim xarici a\u00e7arlar\u0131 (orphaned foreign keys) yoxlamaq \u00fc\u00e7\u00fcn skriptl\u0259r i\u015f\u0259 sal\u0131n.<\/p>\n<h2>Ehtiyat N\u00fcsx\u0259 Anomaliyalar\u0131 \u00fc\u00e7\u00fcn Monitorinq v\u0259 X\u0259b\u0259rdarl\u0131q<\/h2>\n<p>F\u0259lak\u0259t ba\u015f verm\u0259zd\u0259n \u0259vv\u0259l korrupsiyan\u0131 a\u015fkar etm\u0259k g\u00fccl\u00fc m\u00fc\u015fahid\u0259 qabiliyy\u0259ti t\u0259l\u0259b edir. \u0130kili u\u011fur\/u\u011fursuzluq v\u0259ziyy\u0259tl\u0259rind\u0259n k\u0259nara \u00e7\u0131xaraq, anomaliyalar\u0131 a\u015fkar etm\u0259k \u00fc\u00e7\u00fcn ehtiyat n\u00fcsx\u0259 i\u015fl\u0259rinizin metadata m\u0259lumatlar\u0131n\u0131 izl\u0259m\u0259lisiniz.<\/p>\n<h3>Hevristik Monitorinq<\/h3>\n<p>Ehtiyat n\u00fcsx\u0259 metadata m\u0259lumatlar\u0131n\u0131z\u0131 Prometheus-a inteqrasiya edin v\u0259 Grafana il\u0259 vizualla\u015fd\u0131r\u0131n. A\u015fa\u011f\u0131dak\u0131 hevristikalar \u00fc\u00e7\u00fcn x\u0259b\u0259rdarl\u0131qlar qurun:<br \/>\n*   <strong>Q\u0259fil \u00d6l\u00e7\u00fc Azalmalar\u0131:<\/strong> \u018fg\u0259r g\u00fcnd\u0259lik ehtiyat n\u00fcsx\u0259niz davaml\u0131 olaraq 500GB-d\u0131rsa v\u0259 bug\u00fcnk\u00fc ehtiyat n\u00fcsx\u0259 50MB-d\u0131rsa, i\u015f u\u011furla ba\u015fa \u00e7ata bil\u0259r (Exit Code 0), lakin \u00e7ox g\u00fcman ki, bo\u015f bir sxemi ehtiyat n\u00fcsx\u0259y\u0259 al\u0131b.<br \/>\n*   <strong>M\u00fcdd\u0259t Anomaliyalar\u0131:<\/strong> Normalda 2 saat \u00e7\u0259k\u0259n ehtiyat n\u00fcsx\u0259 5 d\u0259qiq\u0259y\u0259 bit\u0259rs\u0259, n\u0259s\u0259 \u00f6t\u00fcr\u00fcl\u00fcb. \u018fksin\u0259, 10 saat \u00e7\u0259k\u0259rs\u0259, korrupsiyaya s\u0259b\u0259b ola bil\u0259c\u0259k disk I\/O pisl\u0259\u015fm\u0259si ola bil\u0259r.<br \/>\n*   <strong>WAL\/Arxiv Jurnal\u0131 Y\u0131\u011f\u0131lmas\u0131:<\/strong> \u018fg\u0259r m\u0259lumat bazan\u0131z Write-Ahead Logs (WAL) yarad\u0131r, lakin ehtiyat n\u00fcsx\u0259 sistemi onlar\u0131 kifay\u0259t q\u0259d\u0259r s\u00fcr\u0259tl\u0259 arxivl\u0259\u015fdirmirs\u0259, Point-in-Time Recovery (PITR) z\u0259ncirinizd\u0259 bo\u015fluq riski yaran\u0131r.<\/p>\n<h2>B\u00fct\u00f6vl\u00fck Yoxlamalar\u0131 il\u0259 3-2-1 Qaydas\u0131n\u0131n T\u0259tbiqi<\/h2>\n<p>S\u0259naye standart\u0131 olan 3-2-1 ehtiyat n\u00fcsx\u0259 qaydas\u0131 (3 n\u00fcsx\u0259, 2 f\u0259rqli media, 1 ofisd\u0259n k\u0259nar) yaln\u0131z b\u00fct\u00fcn n\u00fcsx\u0259l\u0259r do\u011fruland\u0131qda effektivdir.<\/p>\n<p>CloudSave kimi m\u00fc\u0259ssis\u0259 h\u0259llind\u0259n istifad\u0259 etm\u0259k \u0259m\u0259liyyat y\u00fck\u00fcn\u00fc k\u0259skin \u015f\u0259kild\u0259 azald\u0131r. H\u0259r m\u0259lumat bazas\u0131 qov\u015fa\u011f\u0131 \u00fc\u00e7\u00fcn m\u00fcr\u0259kk\u0259b bash skriptl\u0259ri yazmaq v\u0259 saxlamaq \u0259v\u0259zin\u0259, CloudSave 3-2-1 h\u0259yat d\u00f6vr\u00fcn\u00fc avtomatla\u015fd\u0131rmaq \u00fc\u00e7\u00fcn birba\u015fa infrastrukturunuzla inteqrasiya olunur. O, d\u0259yi\u015fm\u0259z yadda\u015f t\u0259min edir\u2014ransomware-d\u0259n qoruyur\u2014v\u0259 daxili, avtomatla\u015fd\u0131r\u0131lm\u0131\u015f b\u0259rpa yoxlama c\u0259dv\u0259ll\u0259rin\u0259 malikdir. CloudSave avtomatik olaraq t\u0259crid olunmu\u015f sandbox m\u00fchitl\u0259rini i\u015f\u0259 sala, ehtiyat n\u00fcsx\u0259ni mount ed\u0259, x\u00fcsusi SQL do\u011frulama skriptl\u0259rinizi i\u015f\u0259 sala v\u0259 sa\u011flaml\u0131q statusunu m\u0259rk\u0259zi idar\u0259etm\u0259 paneliniz\u0259 qaytara bil\u0259r.<\/p>\n<h2>N\u0259tic\u0259<\/h2>\n<p>Korlanm\u0131\u015f m\u0259lumat bazas\u0131 ehtiyat n\u00fcsx\u0259l\u0259ri biznesl\u0259ri m\u0259hv ed\u0259 bil\u0259n s\u0259ssiz qatildir. Yaln\u0131z ehtiyat n\u00fcsx\u0259 skriptinin <code>Exit Code 0<\/code>-\u0131na etibar etm\u0259k t\u0259hl\u00fck\u0259li bir qumard\u0131r.<\/p>\n<p>\u0130stehsal m\u00fchitl\u0259rinizi h\u0259qiq\u0259t\u0259n qorumaq \u00fc\u00e7\u00fcn d\u0259rin m\u00fcdafi\u0259 strategiyas\u0131n\u0131 m\u0259nims\u0259m\u0259lisiniz:<br \/>\n1.  M\u0259lumat bazas\u0131 m\u00fch\u0259rrikinizd\u0259 s\u0259hif\u0259 s\u0259viyy\u0259sind\u0259 yoxlama c\u0259ml\u0259rini aktivl\u0259\u015fdirin.<br \/>\n2.  Ehtiyat n\u00fcsx\u0259 yarad\u0131ld\u0131qdan d\u0259rhal sonra yerli do\u011frulama al\u0259tl\u0259rind\u0259n (<code>pg_verifybackup<\/code>, <code>RESTORE VERIFYONLY<\/code>) istifad\u0259 edin.<br \/>\n3.  Hevristik anomaliyalar \u00fc\u00e7\u00fcn ehtiyat n\u00fcsx\u0259 metadata m\u0259lumatlar\u0131n\u0131 (\u00f6l\u00e7\u00fc, m\u00fcdd\u0259t) izl\u0259yin.<br \/>\n4.  G\u00fcnd\u0259lik \u0259m\u0259liyyat x\u0259ttinizin bir hiss\u0259si kimi avtomatla\u015fd\u0131r\u0131lm\u0131\u015f, m\u00fcv\u0259qq\u0259ti b\u0259rpa testini t\u0259tbiq edin.<\/p>\n<p>Passiv &#8220;yarat v\u0259 unut&#8221; ehtiyat n\u00fcsx\u0259 zehniyy\u0259tind\u0259n aktiv &#8220;davaml\u0131 b\u0259rpa do\u011frulamas\u0131&#8221; modelin\u0259 ke\u00e7m\u0259kl\u0259, f\u0259lak\u0259t qa\u00e7\u0131lmaz olaraq ba\u015f verdikd\u0259 m\u0259lumatlar\u0131n\u0131z\u0131n haz\u0131r, etibarl\u0131 v\u0259 tam b\u0259rpaolunmaz olmas\u0131n\u0131 t\u0259min edirsiniz.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>** Discover how DevOps engineers and DBAs can detect corrupted database backups before disaster strikes. Learn advanced techniques for PostgreSQL, SQL Server, and MySQL, including automated restore testing and checksum validation.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Detect Corrupted Database Backups Before Disaster","rank_math_description":"** Discover how DevOps engineers and DBAs can detect corrupted database backups before disaster strikes. Learn advanced techniques for PostgreSQL, SQL Server, and MySQL, including automated restore testing and checksum validation.","rank_math_focus_keyword":"corrupted database backups","footnotes":""},"categories":[311],"tags":[3286,3287,3288,312,829,2066,3289],"class_list":["post-4656","post","type-post","status-publish","format-standard","hentry","category-database-backup","tag-backup-testing","tag-corrupted-backups","tag-data-integrity","tag-data-loss-prevention","tag-database-administration","tag-devops","tag-restore-testing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Detect Corrupted Database Backups Before Disaster<\/title>\n<meta name=\"description\" content=\"** Discover how DevOps engineers and DBAs can detect corrupted database backups before disaster strikes. 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