{"id":3807,"date":"2026-06-12T08:08:32","date_gmt":"2026-06-12T08:08:32","guid":{"rendered":"https:\/\/cloudsave.app\/?p=3807"},"modified":"2026-06-12T08:18:03","modified_gmt":"2026-06-12T08:18:03","slug":"diy-m%c9%99lumat-bazas%c4%b1-ehtiyat-n%c3%bcsx%c9%99si-skriptl%c9%99rinin-gizli-t%c9%99hl%c3%bck%c9%99l%c9%99ri-niy%c9%99-x%c3%bcsusi-bash-i-stehsalatda-miqyaslanmayacaq","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/az\/knowledge-base\/diy-m%c9%99lumat-bazas%c4%b1-ehtiyat-n%c3%bcsx%c9%99si-skriptl%c9%99rinin-gizli-t%c9%99hl%c3%bck%c9%99l%c9%99ri-niy%c9%99-x%c3%bcsusi-bash-i-stehsalatda-miqyaslanmayacaq\/","title":{"rendered":"DIY M\u0259lumat Bazas\u0131 Ehtiyat N\u00fcsx\u0259si Skriptl\u0259rinin Gizli T\u0259hl\u00fck\u0259l\u0259ri: Niy\u0259 X\u00fcsusi Bash \u0130stehsalatda Miqyaslanmayacaq"},"content":{"rendered":"<p>H\u0259r bir M\u0259lumat Bazas\u0131 Administratoru (DBA) v\u0259 Sistem M\u00fch\u0259ndisi karyeras\u0131n\u0131n bir n\u00f6qt\u0259sind\u0259 m\u0259lumat bazas\u0131n\u0131 ehtiyat n\u00fcsx\u0259l\u0259m\u0259k \u00fc\u00e7\u00fcn x\u00fcsusi shell skripti yaz\u0131b. Bu, dem\u0259k olar ki, bir ke\u00e7id m\u0259rasimidir. Layih\u0259nin ilkin m\u0259rh\u0259l\u0259l\u0259rind\u0259 <code>mysqldump<\/code> v\u0259 ya <code>pg_dump<\/code> \u0259mrl\u0259rini <code>gzip<\/code>-\u0259 y\u00f6nl\u0259ndir\u0259n sad\u0259 bir cron i\u015fi z\u0259rif, y\u00fcng\u00fcl v\u0259 q\u0259na\u0259tcil bir h\u0259ll kimi g\u00f6r\u00fcn\u00fcr.<\/p>\n<p>Bununla bel\u0259, infrastruktur miqyasland\u0131qca, m\u0259lumat h\u0259cml\u0259ri artd\u0131qca v\u0259 i\u015fl\u0259m\u0259 m\u00fcdd\u0259ti (uptime) SLA-lar\u0131 daha s\u0259rtl\u0259\u015fdikc\u0259, h\u0259min 10 s\u0259tirlik Bash skripti sakitc\u0259 saatl\u0131 bombaya \u00e7evrilir. \u0130stehsal m\u00fchitl\u0259ri y\u00fcks\u0259k \u0259l\u00e7atanl\u0131q, ciddi B\u0259rpa N\u00f6qt\u0259si M\u0259qs\u0259dl\u0259ri (RPO) v\u0259 s\u00fcr\u0259tli B\u0259rpa Zaman\u0131 M\u0259qs\u0259dl\u0259ri (RTO) t\u0259l\u0259b edir. Bu m\u00fchitl\u0259rd\u0259 DIY (\u00f6z\u00fcn-et) ehtiyat n\u00fcsx\u0259 skriptl\u0259rin\u0259 g\u00fcv\u0259nm\u0259k m\u0259lumatlar\u0131n ard\u0131c\u0131ll\u0131\u011f\u0131, gizli u\u011fursuzluqlar, t\u0259hl\u00fck\u0259sizlik bo\u015fluqlar\u0131 v\u0259 idar\u0259olunmaz b\u0259rpa prosesl\u0259ri il\u0259 ba\u011fl\u0131 ciddi riskl\u0259r yarad\u0131r.<\/p>\n<p>Bu m\u0259qal\u0259d\u0259 biz DIY m\u0259lumat bazas\u0131 ehtiyat n\u00fcsx\u0259 skriptl\u0259rinin memarl\u0131q q\u00fcsurlar\u0131n\u0131 v\u0259 gizli t\u0259hl\u00fck\u0259l\u0259rini t\u0259hlil ed\u0259c\u0259k, m\u0259ntiqi v\u0259 fiziki ehtiyat n\u00fcsx\u0259l\u0259rin texniki \u00e7at\u0131\u015fmazl\u0131qlar\u0131n\u0131 ara\u015fd\u0131racaq v\u0259 missiya \u00fc\u00e7\u00fcn kritik m\u0259lumatlar\u0131n\u0131z\u0131 qorumaq \u00fc\u00e7\u00fcn CloudSave kimi m\u00fc\u0259ssis\u0259 s\u0259viyy\u0259li h\u0259ll\u0259r\u0259 nec\u0259 ke\u00e7\u0259c\u0259yinizi m\u00fczakir\u0259 ed\u0259c\u0259yik.<\/p>\n<h2>Sad\u0259lik \u0130ll\u00fcziyas\u0131: Klassik DIY Skriptinin T\u0259hlili<\/h2>\n<p>T\u0259hl\u00fck\u0259ni ba\u015fa d\u00fc\u015fm\u0259k \u00fc\u00e7\u00fcn \u0259vv\u0259lc\u0259 tipik bir DIY ehtiyat n\u00fcsx\u0259 skriptinin anatomiyas\u0131na baxmal\u0131y\u0131q. MySQL m\u0259lumat bazas\u0131 \u00fc\u00e7\u00fcn standart yana\u015fma \u00e7ox vaxt bel\u0259 g\u00f6r\u00fcn\u00fcr:<\/p>\n<pre><code class=\"language-bash\">#!\/bin\/bash\n# Sad\u0259 DIY MySQL Ehtiyat N\u00fcsx\u0259 Skripti\nBACKUP_DIR=\"\/mnt\/backups\"\nDATE=$(date +%F)\nDB_USER=\"admin\"\nDB_PASS=\"SuperSecret123!\"\n\nmysqldump -u $DB_USER -p$DB_PASS my_database | gzip &gt; $BACKUP_DIR\/mydb_$DATE.sql.gz\n\n# 30 g\u00fcnd\u0259n k\u00f6hn\u0259 ehtiyat n\u00fcsx\u0259l\u0259ri sil\nfind $BACKUP_DIR -type f -name \"*.sql.gz\" -mtime +30 -exec rm {} ;\n<\/code><\/pre>\n<p>\u0130lk bax\u0131\u015fdan bu skript m\u0259qs\u0259d\u0259 \u00e7at\u0131r: m\u0259lumatlar\u0131 \u00e7\u0131xar\u0131r, s\u0131x\u0131r v\u0259 saxlama m\u00fcdd\u0259tini idar\u0259 edir. Lakin s\u0259thin alt\u0131nda, bu, istehsal m\u00fchitind\u0259 m\u0259lumat itkisin\u0259 s\u0259b\u0259b olacaq kritik q\u00fcsurlarla doludur.<\/p>\n<h2>T\u0259hl\u00fck\u0259 1: Gizli U\u011fursuzluqlar v\u0259 Boru (Pipe) T\u0259l\u0259si<\/h2>\n<p>DIY skriptl\u0259rinin \u0259n hiyl\u0259g\u0259r t\u0259hl\u00fck\u0259l\u0259rind\u0259n biri gizli u\u011fursuzluqdur. Yuxar\u0131dak\u0131 skriptd\u0259 <code>mysqldump<\/code> \u0259mri birba\u015fa <code>gzip<\/code>-\u0259 y\u00f6nl\u0259ndirilir (<code>|<\/code>).<\/p>\n<p>Bash-da konveyerin \u00e7\u0131x\u0131\u015f statusu konveyerd\u0259ki <em>sonuncu<\/em> \u0259mrin \u00e7\u0131x\u0131\u015f statusudur. \u018fg\u0259r m\u0259lumat bazas\u0131 serverinin yadda\u015f\u0131 t\u00fck\u0259n\u0259rs\u0259, \u0259laq\u0259 k\u0259sil\u0259rs\u0259 v\u0259 ya dump prosesinin ortas\u0131nda kilidli c\u0259dv\u0259ll\u0259 qar\u015f\u0131la\u015farsa, <code>mysqldump<\/code> u\u011fursuz olacaq v\u0259 x\u0259ta ver\u0259c\u0259k. Lakin <code>gzip<\/code> ald\u0131\u011f\u0131 qism\u0259n \u00e7\u0131x\u0131\u015f\u0131 u\u011furla s\u0131xacaq v\u0259 <code>0<\/code> (u\u011furlu) status kodu il\u0259 \u00e7\u0131xacaq.<\/p>\n<p>Cron i\u015finin \u00e7\u0131x\u0131\u015f kodunu yoxlayan monitorinq sisteminiz u\u011furlu ehtiyat n\u00fcsx\u0259 bar\u0259d\u0259 m\u0259lumat ver\u0259c\u0259k. Diskd\u0259 etibarl\u0131 <code>.gz<\/code> fayl\u0131n\u0131z olacaq, lakin i\u00e7\u0259risind\u0259 k\u0259silmi\u015f, yarars\u0131z bir SQL fayl\u0131 olacaq. Siz bunu kritik bir b\u0259rpa prosesin\u0259 c\u0259hd ed\u0259n\u0259 q\u0259d\u0259r k\u0259\u015ff etm\u0259y\u0259c\u0259ksiniz.<\/p>\n<h3>Azald\u0131lma (v\u0259 onun limitl\u0259ri)<\/h3>\n<p>M\u00fch\u0259ndisl\u0259r \u00e7ox vaxt Bash-da ciddi x\u0259ta idar\u0259etm\u0259sini aktivl\u0259\u015fdir\u0259r\u0259k bunu d\u00fcz\u0259ltm\u0259y\u0259 \u00e7al\u0131\u015f\u0131rlar:<\/p>\n<pre><code class=\"language-bash\">set -e\nset -o pipefail\n<\/code><\/pre>\n<p><code>set -o pipefail<\/code> konveyerd\u0259ki <em>h\u0259r hans\u0131<\/em> \u0259mr u\u011fursuz olduqda skriptin u\u011fursuz olmas\u0131n\u0131 t\u0259min ets\u0259 d\u0259, bu h\u0259l\u0259 d\u0259 skript \u0259traf\u0131nda m\u00f6hk\u0259m x\u0259b\u0259rdarl\u0131q, qeydiyyat (logging) v\u0259 yenid\u0259n c\u0259hd mexanizml\u0259ri qurma\u011f\u0131n\u0131z\u0131 t\u0259l\u0259b edir. \u015e\u0259b\u0259k\u0259 x\u0259tas\u0131 s\u0259b\u0259bind\u0259n saat 02:00-da u\u011fursuzluq ba\u015f verdikd\u0259, DIY skripti sad\u0259c\u0259 dayan\u0131r. M\u00fc\u0259ssis\u0259 platformalar\u0131 bu m\u00fcv\u0259qq\u0259ti x\u0259talar\u0131 a\u011f\u0131ll\u0131, eksponensial artan yenid\u0259n c\u0259hd mexanizml\u0259ri il\u0259 idar\u0259 edir.<\/p>\n<h2>T\u0259hl\u00fck\u0259 2: M\u0259lumat Ard\u0131c\u0131ll\u0131\u011f\u0131 v\u0259 Kilidl\u0259m\u0259 Kabuslar\u0131<\/h2>\n<p>DIY skriptl\u0259ri \u0259sas\u0259n m\u0259ntiqi ehtiyat n\u00fcsx\u0259l\u0259r\u0259 (<code>mysqldump<\/code>, <code>pg_dump<\/code>) \u0259saslan\u0131r. M\u0259ntiqi ehtiyat n\u00fcsx\u0259l\u0259r b\u00fct\u00fcn c\u0259dv\u0259ll\u0259r \u00fczr\u0259 <code>SELECT<\/code> ifad\u0259l\u0259rini i\u015fl\u0259d\u0259r\u0259k m\u0259lumatlar\u0131 \u00e7\u0131xar\u0131r. Y\u00fcks\u0259k tranzaksiyal\u0131 istehsal m\u0259lumat bazas\u0131nda m\u0259lumatlar daim d\u0259yi\u015fir. \u018fg\u0259r bir skript 100 GB-l\u0131q m\u0259lumat bazas\u0131n\u0131 dump etm\u0259k \u00fc\u00e7\u00fcn 45 d\u0259qiq\u0259 s\u0259rf edirs\u0259, dump-un \u0259vv\u0259lind\u0259ki m\u0259lumatlar sonundak\u0131 m\u0259lumatlardan 45 d\u0259qiq\u0259 daha k\u00f6hn\u0259 olacaq v\u0259 bu, ACID uy\u011funlu\u011funu pozacaq.<\/p>\n<h3>MySQL Tranzaksiya Ard\u0131c\u0131ll\u0131\u011f\u0131<\/h3>\n<p>InnoDB istifad\u0259 ed\u0259r\u0259k MySQL-d\u0259 ard\u0131c\u0131l bir snapshot \u0259ld\u0259 etm\u0259k \u00fc\u00e7\u00fcn x\u00fcsusi bayraqlar daxil etm\u0259lisiniz:<\/p>\n<pre><code class=\"language-bash\">mysqldump --single-transaction --quick --routines --events -u user -p db &gt; dump.sql\n<\/code><\/pre>\n<p><code>--single-transaction<\/code> bayra\u011f\u0131 izolyasiya s\u0259viyy\u0259sini <code>REPEATABLE READ<\/code> olaraq t\u0259yin edir v\u0259 dump etm\u0259zd\u0259n \u0259vv\u0259l tranzaksiyan\u0131 ba\u015flad\u0131r. Lakin, \u0259g\u0259r m\u0259lumat bazan\u0131zda h\u0259l\u0259 d\u0259 k\u00f6hn\u0259 MyISAM c\u0259dv\u0259ll\u0259ri varsa, bu bayraq onlar\u0131n kilidl\u0259nm\u0259sinin qar\u015f\u0131s\u0131n\u0131 almayacaq v\u0259 ehtiyat n\u00fcsx\u0259 i\u015fl\u0259y\u0259rk\u0259n istehsal oxuma\/yazma trafikini dayand\u0131ra bil\u0259r. Bundan \u0259lav\u0259, ehtiyat n\u00fcsx\u0259 zaman\u0131 t\u0259rtibat\u00e7\u0131lar t\u0259r\u0259find\u0259n icra edil\u0259n h\u0259r hans\u0131 <code>ALTER TABLE<\/code>, <code>DROP TABLE<\/code> v\u0259 ya <code>RENAME TABLE<\/code> ifad\u0259l\u0259ri <code>REPEATABLE READ<\/code> snapshot-unu pozacaq v\u0259 dump-un u\u011fursuz olmas\u0131na s\u0259b\u0259b olacaq.<\/p>\n<h3>PostgreSQL v\u0259 WAL Arxivl\u0259nm\u0259si<\/h3>\n<p>PostgreSQL \u00fc\u00e7\u00fcn <code>pg_dump<\/code> ard\u0131c\u0131l m\u0259ntiqi ehtiyat n\u00fcsx\u0259l\u0259r t\u0259min edir, lakin yaln\u0131z m\u0259ntiqi ehtiyat n\u00fcsx\u0259l\u0259r Zaman N\u00f6qt\u0259si B\u0259rpas\u0131 (PITR) t\u0259min ed\u0259 bilm\u0259z. \u018fg\u0259r m\u0259lumat bazan\u0131z saat 16:00-da \u00e7\u00f6k\u0259rs\u0259 v\u0259 son cron skriptiniz gec\u0259 yar\u0131s\u0131 i\u015fl\u0259yibs\u0259, 16 saatl\u0131q m\u0259lumat itirirsiniz.<\/p>\n<p>PITR-\u0259 nail olmaq \u00fc\u00e7\u00fcn Yaz\u0131dan \u018fvv\u0259lki Jurnallar\u0131n (WAL) davaml\u0131 arxivl\u0259nm\u0259si t\u0259l\u0259b olunur. <code>archive_command<\/code>-\u0131 t\u0259hl\u00fck\u0259siz idar\u0259 etm\u0259k \u00fc\u00e7\u00fcn DIY skripti yazmaq \u00e7ox \u00e7\u0259tindir.<\/p>\n<pre><code class=\"language-ini\"># postgresql.conf\nwal_level = replica\narchive_mode = on\narchive_command = 'test ! -f \/mnt\/wal_archive\/%f &amp;&amp; cp %p \/mnt\/wal_archive\/%f'\n<\/code><\/pre>\n<p>\u018fg\u0259r t\u0259yinat yadda\u015f\u0131 (<code>\/mnt\/wal_archive\/<\/code>) dolarsa v\u0259 ya \u0259l\u00e7atmaz olarsa, <code>archive_command<\/code> u\u011fursuz olacaq. PostgreSQL daha sonra \u0259sas disk dolana q\u0259d\u0259r WAL fayllar\u0131n\u0131 yerli olaraq y\u0131\u011facaq v\u0259 bu da tam m\u0259lumat bazas\u0131 k\u0259silm\u0259sin\u0259 s\u0259b\u0259b olacaq. DIY skriptl\u0259ri nadir hallarda WAL y\u0131\u011f\u0131lmas\u0131n\u0131 izl\u0259m\u0259k v\u0259 k\u0259silm\u0259 ba\u015f verm\u0259zd\u0259n \u0259vv\u0259l administratorlara x\u0259b\u0259rdarl\u0131q etm\u0259k \u00fc\u00e7\u00fcn t\u0259l\u0259b olunan telemetriyaya malik olur.<\/p>\n<h2>T\u0259hl\u00fck\u0259 3: Saxlama Ruleti<\/h2>\n<p>\u0130lkin skriptimizd\u0259ki saxlama \u0259mrin\u0259 yenid\u0259n bax\u0131n:<\/p>\n<pre><code class=\"language-bash\">find $BACKUP_DIR -type f -name \"*.sql.gz\" -mtime +30 -exec rm {} ;\n<\/code><\/pre>\n<p>Bu, ba\u015f verm\u0259yi g\u00f6zl\u0259y\u0259n f\u0259lak\u0259tli bir m\u0259lumat itkisi hadis\u0259sidir. Konfiqurasiya d\u0259yi\u015fikliyinin <code>mysqldump<\/code> autentifikasiyas\u0131n\u0131 pozdu\u011fu bir ssenarini t\u0259s\u0259vv\u00fcr edin. Skript yeni ehtiyat n\u00fcsx\u0259l\u0259r yarada bilmir, lakin <code>find<\/code> \u0259mri h\u0259r gec\u0259 i\u015fl\u0259m\u0259y\u0259 davam edir v\u0259 30 g\u00fcnd\u0259n k\u00f6hn\u0259 fayllar\u0131 vicdanla silir.<\/p>\n<p>30 g\u00fcnl\u00fck gizli ehtiyat n\u00fcsx\u0259 u\u011fursuzluqlar\u0131ndan sonra <code>find<\/code> \u0259mri son qalan yax\u015f\u0131 ehtiyat n\u00fcsx\u0259nizi d\u0259 sil\u0259c\u0259k. \u0130ndi \u0259linizd\u0259 s\u0131f\u0131r ehtiyat n\u00fcsx\u0259 qal\u0131r.<\/p>\n<p>CloudSave kimi m\u00fc\u0259ssis\u0259 ehtiyat n\u00fcsx\u0259 proqramlar\u0131 v\u0259ziyy\u0259t\u0259 \u0259saslanan saxlama siyas\u0259tl\u0259rind\u0259n istifad\u0259 edir. O, &#8220;30 g\u00fcnd\u0259n k\u00f6hn\u0259 ehtiyat n\u00fcsx\u0259l\u0259ri sil&#8221; il\u0259 &#8220;k\u00f6hn\u0259 m\u0259lumatlar\u0131 t\u0259mizl\u0259m\u0259zd\u0259n \u0259vv\u0259l \u0259n az\u0131 30 u\u011furlu b\u0259rpa n\u00f6qt\u0259sinin m\u00f6vcud oldu\u011fundan \u0259min ol&#8221; aras\u0131ndak\u0131 f\u0259rqi ba\u015fa d\u00fc\u015f\u00fcr.<\/p>\n<h2>T\u0259hl\u00fck\u0259 4: T\u0259hl\u00fck\u0259sizlik, \u015eifr\u0259l\u0259m\u0259 v\u0259 Uy\u011funluq Kor n\u00f6qt\u0259l\u0259ri<\/h2>\n<p>Ransomware v\u0259 ciddi uy\u011funluq \u00e7\u0259r\u00e7iv\u0259l\u0259ri (GDPR, HIPAA, SOC 2) d\u00f6vr\u00fcnd\u0259 ehtiyat n\u00fcsx\u0259l\u0259r \u0259sas h\u0259d\u0259fdir. DIY skriptl\u0259ri tez-tez t\u0259hl\u00fck\u0259sizlik \u0259n yax\u015f\u0131 t\u0259cr\u00fcb\u0259l\u0259rini pozur:<\/p>\n<ol>\n<li><strong>Kodla\u015fd\u0131r\u0131lm\u0131\u015f Etimadnam\u0259l\u0259r:<\/strong> M\u0259lumat bazas\u0131 parollar\u0131n\u0131 d\u00fcz m\u0259tnli skriptl\u0259rd\u0259 v\u0259 ya cron t\u0259rifl\u0259rind\u0259 saxlamaq b\u00f6y\u00fck t\u0259hl\u00fck\u0259sizlik riskidir. MySQL-in <code>mysql_config_editor<\/code> v\u0259 ya PostgreSQL-in <code>.pgpass<\/code> fayl\u0131 kimi al\u0259tl\u0259r bunu azaltsa da, onlar h\u0259l\u0259 d\u0259 serverd\u0259 yerli a\u00e7ar fayllar\u0131n\u0131 idar\u0259 etm\u0259yi t\u0259l\u0259b edir.<\/li>\n<li><strong>Saxlan\u0131lan Yerd\u0259 \u015eifr\u0259l\u0259m\u0259nin Olmamas\u0131:<\/strong> Xam SQL-i disk\u0259 dump etm\u0259k h\u0259ssas PII\/PHI m\u0259lumatlar\u0131n\u0131 if\u015fa edir.<\/li>\n<li><strong>M\u00fcr\u0259kk\u0259b \u015eifr\u0259l\u0259m\u0259 Konveyerl\u0259ri:<\/strong> GPG istifad\u0259 ed\u0259r\u0259k ehtiyat n\u00fcsx\u0259l\u0259ri u\u00e7u\u015fda \u015fifr\u0259l\u0259m\u0259y\u0259 \u00e7al\u0131\u015fmaq ciddi CPU y\u00fck\u00fc v\u0259 a\u00e7ar idar\u0259etm\u0259 m\u00fcr\u0259kk\u0259bliyi yarad\u0131r.<\/li>\n<\/ol>\n<pre><code class=\"language-bash\"># DIY \u015fifr\u0259l\u0259nmi\u015f ehtiyat n\u00fcsx\u0259 konveyeri\npg_dump mydb | gzip | gpg --symmetric --cipher-algo AES256 --passphrase-file \/etc\/keys\/backup.key &gt; backup.sql.gz.gpg\n<\/code><\/pre>\n<p>\u018fg\u0259r server\u0259 m\u00fcdaxil\u0259 edil\u0259rs\u0259, h\u00fccum\u00e7u h\u0259m \u015fifr\u0259l\u0259nmi\u015f ehtiyat n\u00fcsx\u0259y\u0259, h\u0259m d\u0259 <code>\/etc\/keys\/backup.key<\/code> fayl\u0131na \u00e7\u0131x\u0131\u015f \u0259ld\u0259 edir v\u0259 bu, \u015fifr\u0259l\u0259m\u0259ni yarars\u0131z edir. Bundan \u0259lav\u0259, \u0259g\u0259r GPG a\u00e7ar\u0131n\u0131 yaradan DBA \u015firk\u0259ti t\u0259rk ed\u0259rs\u0259 v\u0259 a\u00e7ar it\u0259rs\u0259, ehtiyat n\u00fcsx\u0259l\u0259r b\u0259rpaolunmaz olur.<\/p>\n<h2>T\u0259hl\u00fck\u0259 5: RTO Reall\u0131q Yoxlamas\u0131 (B\u0259rpa etm\u0259k ehtiyat n\u00fcsx\u0259l\u0259m\u0259kd\u0259n daha \u00e7\u0259tindir)<\/h2>\n<p>Ehtiyat n\u00fcsx\u0259nin son s\u0131na\u011f\u0131 b\u0259rpad\u0131r. DIY skriptl\u0259ri t\u0259r\u0259find\u0259n yarad\u0131lan m\u0259ntiqi ehtiyat n\u00fcsx\u0259l\u0259rin b\u0259rpas\u0131 \u00e7ox yava\u015fd\u0131r. 500 GB-l\u0131q SQL dump-un yarad\u0131lmas\u0131 15 d\u0259qiq\u0259 \u00e7\u0259k\u0259 bil\u0259r, lakin onu b\u0259rpa etm\u0259k m\u0259lumat bazas\u0131 m\u00fch\u0259rrikind\u0259n SQL-i t\u0259hlil etm\u0259yi, indeksl\u0259ri yenid\u0259n qurma\u011f\u0131 v\u0259 m\u0259hdudiyy\u0259tl\u0259ri yenid\u0259n hesablama\u011f\u0131 t\u0259l\u0259b edir. Bu, saatlar v\u0259 ya h\u0259tta g\u00fcnl\u0259r \u00e7\u0259k\u0259 bil\u0259r, RTO-nuzu m\u0259hv ed\u0259r.<\/p>\n<p>B\u00f6y\u00fck istehsal m\u0259lumat bazalar\u0131 \u00fc\u00e7\u00fcn fiziki ehtiyat n\u00fcsx\u0259l\u0259r (faktiki m\u0259lumat fayllar\u0131n\u0131n kopyalanmas\u0131) m\u0259cburidir. Percona XtraBackup v\u0259 ya <code>pg_basebackup<\/code> kimi al\u0259tl\u0259r m\u00f6vcud olsa da, onlar\u0131 DIY Bash skriptl\u0259rin\u0259 b\u00fckm\u0259k \u00e7ox m\u00fcr\u0259kk\u0259bdir. Siz LVM snapshot-lar\u0131n\u0131 idar\u0259 etm\u0259li, fayl sisteminin sakitl\u0259\u015fdirilm\u0259sini (quiescing) h\u0259yata ke\u00e7irm\u0259li v\u0259 ehtiyat n\u00fcsx\u0259nin \u015f\u0259b\u0259k\u0259 interfeysini y\u00fckl\u0259m\u0259d\u0259n k\u0259nara \u00f6t\u00fcr\u00fclm\u0259sini t\u0259min etm\u0259lisiniz.<\/p>\n<h3>LVM Snapshot T\u0259l\u0259si<\/h3>\n<p>Bir \u00e7ox m\u00fch\u0259ndis LVM snapshot-lar\u0131ndan istifad\u0259 ed\u0259r\u0259k &#8220;s\u0131f\u0131r k\u0259silm\u0259&#8221; fiziki ehtiyat n\u00fcsx\u0259l\u0259ri etm\u0259y\u0259 \u00e7al\u0131\u015f\u0131r:<\/p>\n<pre><code class=\"language-bash\"># Snapshot yarat\nlvcreate --size 20G --snapshot --name db_snap \/dev\/vg0\/db_vol\n\n# Mount et v\u0259 kopyala\nmount \/dev\/vg0\/db_snap \/mnt\/snap\ntar -czf \/backups\/db_physical.tar.gz \/mnt\/snap\/mysql\n<\/code><\/pre>\n<p>\u018fg\u0259r m\u0259lumat bazas\u0131 yazma I\/O-da q\u0259fil art\u0131m ya\u015fayarsa, 20G LVM snapshot-u d\u0259rhal dolub bil\u0259r. LVM snapshot-u dolduqda, o, yarars\u0131z olur v\u0259 ehtiyat n\u00fcsx\u0259 u\u011fursuz olur. Daha da pisi, intensiv istifad\u0259 olunan LVM snapshot-lar\u0131 \u0259sas m\u0259lumat bazas\u0131 h\u0259cminin I\/O performans\u0131n\u0131 ciddi \u015f\u0259kild\u0259 a\u015fa\u011f\u0131 sala bil\u0259r v\u0259 t\u0259tbiq gecikm\u0259l\u0259rin\u0259 s\u0259b\u0259b ola bil\u0259r.<\/p>\n<h2>M\u00fc\u0259ssis\u0259 S\u0259viyy\u0259li Qorumaya Ke\u00e7id<\/h2>\n<p>DIY skriptl\u0259rind\u0259n m\u00fc\u0259ssis\u0259 platformas\u0131na ke\u00e7id h\u0259r hans\u0131 infrastruktur komandas\u0131 \u00fc\u00e7\u00fcn kritik bir yetkinlik m\u0259rh\u0259l\u0259sidir. M\u0259qs\u0259d &#8220;skriptin i\u015fl\u0259y\u0259c\u0259yin\u0259 \u00fcmid etm\u0259k&#8221;d\u0259n b\u0259rpaolunma qabiliyy\u0259tinin kriptoqrafik s\u00fcbutuna sahib olma\u011fa ke\u00e7m\u0259kdir.<\/p>\n<p>CloudSave kimi platformalar x\u00fcsusil\u0259 DIY skriptl\u0259rinin kor n\u00f6qt\u0259l\u0259rini aradan qald\u0131rmaq \u00fc\u00e7\u00fcn m\u00fch\u0259ndislik edilmi\u015fdir. T\u0259tbiq\u0259 uy\u011fun agentl\u0259ri yerl\u0259\u015fdirm\u0259kl\u0259, CloudSave c\u0259dv\u0259ll\u0259ri kilidl\u0259m\u0259d\u0259n v\u0259 ya performans\u0131 a\u015fa\u011f\u0131 salmadan ard\u0131c\u0131l fiziki v\u0259 m\u0259ntiqi ehtiyat n\u00fcsx\u0259l\u0259ri t\u0259\u015fkil etm\u0259k \u00fc\u00e7\u00fcn birba\u015fa m\u0259lumat bazas\u0131 API-l\u0259ri (MySQL, PostgreSQL, MS SQL, Oracle) il\u0259 qar\u015f\u0131l\u0131ql\u0131 \u0259laq\u0259d\u0259 olur.<\/p>\n<h3>Skriptl\u0259rd\u0259n Uzaqla\u015fma\u011f\u0131n \u018fsas \u00dcst\u00fcnl\u00fckl\u0259ri:<\/h3>\n<ol>\n<li><strong>Avtomatla\u015fd\u0131r\u0131lm\u0131\u015f Yoxlama:<\/strong> M\u00fcasir platformalar sad\u0259c\u0259 ehtiyat n\u00fcsx\u0259 g\u00f6t\u00fcrm\u00fcr; onlar\u0131 s\u0131naqdan ke\u00e7irir. CloudSave avtomatik olaraq m\u00fcv\u0259qq\u0259ti m\u0259lumat bazas\u0131 n\u00fcmun\u0259si i\u015f\u0259 sala, ehtiyat n\u00fcsx\u0259ni b\u0259rpa ed\u0259, ard\u0131c\u0131ll\u0131q yoxlamalar\u0131n\u0131 (m\u0259s\u0259l\u0259n, <code>DBCC CHECKDB<\/code>) icra ed\u0259 v\u0259 ehtiyat n\u00fcsx\u0259nin h\u0259qiq\u0259t\u0259n istifad\u0259y\u0259 yararl\u0131 oldu\u011funa dair t\u0259sdiql\u0259nmi\u015f hesabat t\u0259qdim ed\u0259 bil\u0259r.<\/li>\n<li><strong>D\u0259yi\u015fm\u0259z (Immutable) Yadda\u015f:<\/strong> Ransomware il\u0259 m\u00fcbariz\u0259 aparmaq \u00fc\u00e7\u00fcn ehtiyat n\u00fcsx\u0259l\u0259r d\u0259yi\u015fm\u0259z olmal\u0131d\u0131r. DIY skriptl\u0259ri WORM (Bir d\u0259f\u0259 yaz, \u00e7ox oxu) yadda\u015f\u0131na asanl\u0131qla yaza bilmir. M\u00fc\u0259ssis\u0259 h\u0259ll\u0259ri S3 Object Lock v\u0259 d\u0259yi\u015fm\u0259z bulud yadda\u015f\u0131 il\u0259 yerli olaraq inteqrasiya olunur ki, bu da server tamamil\u0259 m\u00fcdaxil\u0259y\u0259 m\u0259ruz qalsa bel\u0259, ehtiyat n\u00fcsx\u0259l\u0259rin h\u00fccum\u00e7u t\u0259r\u0259find\u0259n silin\u0259 v\u0259 ya \u015fifr\u0259l\u0259n\u0259 bilm\u0259m\u0259sini t\u0259min edir.<\/li>\n<li><strong>Sad\u0259l\u0259\u015fdirilmi\u015f PITR:<\/strong> M\u00fcr\u0259kk\u0259b <code>recovery.conf<\/code> v\u0259 ya <code>postgresql.auto.conf<\/code> parametrl\u0259rind\u0259n istifad\u0259 ed\u0259r\u0259k \u0259sas ehtiyat n\u00fcsx\u0259ni v\u0259 y\u00fczl\u0259rl\u0259 WAL fayl\u0131n\u0131 \u0259ll\u0259 birl\u0259\u015fdirm\u0259k \u0259v\u0259zin\u0259, platformalar vizual zaman qrafiki t\u0259qdim edir. Siz sad\u0259c\u0259 b\u0259rpa etm\u0259k ist\u0259diyiniz d\u0259qiq vaxt\u0131 se\u00e7irsiniz v\u0259 proqram jurnal\u0131n t\u0259krar\u0131n\u0131 avtomatik idar\u0259 edir.<\/li>\n<li><strong>Deduplikasiya v\u0259 S\u0131x\u0131lma:<\/strong> DIY skriptl\u0259ri h\u0259r fayl\u0131 ayr\u0131-ayr\u0131l\u0131qda s\u0131xan <code>gzip<\/code>-\u0259 g\u00fcv\u0259nir. M\u00fc\u0259ssis\u0259 ehtiyat n\u00fcsx\u0259 proqram\u0131 qlobal blok s\u0259viyy\u0259sind\u0259 deduplikasiyadan istifad\u0259 edir, bu da ehtiyat n\u00fcsx\u0259l\u0259ri k\u0259nara k\u00f6\u00e7\u00fcr\u0259rk\u0259n yadda\u015f x\u0259rcl\u0259rini v\u0259 \u015f\u0259b\u0259k\u0259 bant geni\u015fliyini k\u0259skin \u015f\u0259kild\u0259 azald\u0131r.<\/li>\n<\/ol>\n<h2>N\u0259tic\u0259<\/h2>\n<p>M\u0259lumat bazas\u0131n\u0131 ehtiyat n\u00fcsx\u0259l\u0259m\u0259k \u00fc\u00e7\u00fcn x\u00fcsusi Bash skripti yazmaq asand\u0131r. Gizli konveyer u\u011fursuzluqlar\u0131n\u0131 idar\u0259 ed\u0259n, ACID ard\u0131c\u0131ll\u0131\u011f\u0131na z\u0259man\u0259t ver\u0259n, kriptoqrafik a\u00e7arlar\u0131 t\u0259hl\u00fck\u0259siz idar\u0259 ed\u0259n, saxlama m\u00fcdd\u0259tin\u0259 \u0259saslanan m\u0259lumat itkisinin qar\u015f\u0131s\u0131n\u0131 alan v\u0259 ciddi RTO\/RPO SLA-lar\u0131na z\u0259man\u0259t ver\u0259n bir skript yazmaq is\u0259 dem\u0259k olar ki, qeyri-m\u00fcmk\u00fcnd\u00fcr.<\/p>\n<p>\u0130stehsal m\u00fchitl\u0259rind\u0259 m\u0259lumat bazas\u0131 biznesin \u0259n kritik aktividir. Onun qorunmas\u0131na bir ne\u00e7\u0259 y\u00fcz s\u0259tirlik shell skripti il\u0259 saxlan\u0131lan yan layih\u0259 kimi yana\u015fmaq he\u00e7 bir m\u00fc\u0259ssis\u0259nin \u00f6d\u0259y\u0259 bilm\u0259y\u0259c\u0259yi bir riskdir. M\u00f6vcud ehtiyat n\u00fcsx\u0259 strategiyalar\u0131n\u0131z\u0131 audit etm\u0259kl\u0259, m\u0259ntiqi dump-lar\u0131n m\u0259hdudiyy\u0259tl\u0259rini ba\u015fa d\u00fc\u015fm\u0259kl\u0259 v\u0259 CloudSave kimi m\u00f6hk\u0259m, avtomatla\u015fd\u0131r\u0131lm\u0131\u015f platformalara ke\u00e7m\u0259kl\u0259, DevOps v\u0259 DBA komandalar\u0131 x\u00fcsusi skriptl\u0259rin &#8220;avtobus faktorunu&#8221; aradan qald\u0131ra v\u0259 m\u0259lumatlar\u0131n\u0131n h\u0259qiq\u0259t\u0259n davaml\u0131 olmas\u0131n\u0131 t\u0259min ed\u0259 bil\u0259rl\u0259r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>** Discover the hidden dangers of DIY database backup scripts. Learn why custom Bash scripts fail in production, the risks of logical dumps, and how to secure your data with enterprise solutions.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Why DIY Database Backup Scripts Fail in Production","rank_math_description":"** Discover the hidden dangers of DIY database backup scripts. Learn why custom Bash scripts fail in production, the risks of logical dumps, and how to secure your data with enterprise solutions.","rank_math_focus_keyword":"DIY database backup scripts","footnotes":""},"categories":[311],"tags":[2510,829,2511,2512,2513,2514,833],"class_list":["post-3807","post","type-post","status-publish","format-standard","hentry","category-database-backup","tag-bash-scripts","tag-database-administration","tag-diy-backups","tag-mysqldump","tag-pg_dump","tag-production-backups","tag-rpo-and-rto"],"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>Why DIY Database Backup Scripts Fail in Production<\/title>\n<meta name=\"description\" content=\"** Discover the hidden dangers of DIY database backup scripts. 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