{"id":493,"date":"2025-05-03T01:12:45","date_gmt":"2025-05-02T22:12:45","guid":{"rendered":"https:\/\/hostvera.com.tr\/blog\/?p=493"},"modified":"2025-05-15T00:05:56","modified_gmt":"2025-05-14T21:05:56","slug":"sunucuda-cron-job-kullanimi-otomasyonla-zamandan-tasarruf","status":"publish","type":"post","link":"https:\/\/hostvera.com.tr\/blog\/sunucuda-cron-job-kullanimi-otomasyonla-zamandan-tasarruf\/","title":{"rendered":"Sunucuda Cron Job Kullan\u0131m\u0131: Otomasyonla Zamandan Tasarruf"},"content":{"rendered":"\n

Sunucuda Cron Job Kullan\u0131m\u0131: Otomasyonla Zamandan Tasarruf<\/strong><\/p>\n\n\n\n

Giri\u015f<\/strong>
G\u00fcn\u00fcm\u00fcz\u00fcn h\u0131zla de\u011fi\u015fen dijital d\u00fcnyas\u0131nda, sunucu y\u00f6netimi ve sistem idaresi g\u00f6revleri giderek daha karma\u015f\u0131k h\u00e2le geliyor. D\u00fczenli olarak ger\u00e7ekle\u015ftirilmesi gereken yedekleme, g\u00fcnl\u00fck bak\u0131m, log temizli\u011fi veya raporlama i\u015fleri; elle yap\u0131ld\u0131\u011f\u0131nda hem zaman al\u0131r hem de insan kaynakl\u0131 hatalara a\u00e7\u0131kt\u0131r. \u0130\u015fte tam bu noktada Sunucuda Cron Job<\/strong> kullan\u0131m\u0131 devreye girer. Cron, Unix-tabanl\u0131 i\u015fletim sistemlerinin vazge\u00e7ilmez zamanlay\u0131c\u0131s\u0131d\u0131r. Cron Job\u2019lar sayesinde tekrar eden g\u00f6revleri belirledi\u011finiz zamanlarda otomatik olarak \u00e7al\u0131\u015ft\u0131rabilir, sistem y\u00f6neticilerinin ve geli\u015ftiricilerin g\u00fcnl\u00fck i\u015f y\u00fck\u00fcn\u00fc azaltarak hatas\u0131z ve tutarl\u0131 bir y\u00f6netim deneyimi yakalayabilirsiniz.<\/p>\n\n\n\n

Bu rehberde, Cron Job nedir, nas\u0131l \u00e7al\u0131\u015f\u0131r, crontab dosyas\u0131 nas\u0131l yap\u0131land\u0131r\u0131l\u0131r, yayg\u0131n kullan\u0131m senaryolar\u0131, g\u00fcvenlik ve performans ipu\u00e7lar\u0131, hata ay\u0131klama y\u00f6ntemleri ve en iyi uygulamalar \u00fczerinde detayl\u0131ca duraca\u011f\u0131z. Ayr\u0131ca pratik \u00f6rnekler ve ger\u00e7ek d\u00fcnya senaryolar\u0131yla, sunucunuzda otomasyonu bir ad\u0131m \u00f6teye ta\u015f\u0131man\u0131z\u0131 sa\u011flayacak \u00f6neriler payla\u015faca\u011f\u0131z.<\/p>\n\n\n\n

1. Cron ve Cron Job Temelleri<\/strong><\/p>\n\n\n\n

Cron<\/strong> (Command Run On), Unix ve Linux sistemlerde zamanlanm\u0131\u015f g\u00f6revleri \u00e7al\u0131\u015ft\u0131rmak i\u00e7in tasarlanm\u0131\u015f bir arka plan servisidir. crond ad\u0131yla \u00e7al\u0131\u015fan bu servis, crontab<\/strong> (cron table) dosyalar\u0131n\u0131 izler ve belirlenen zamanlarda komutlar\u0131 tetikler. Her kullan\u0131c\u0131ya bir crontab dosyas\u0131 atanabilir; ayr\u0131ca sistem \u00e7ap\u0131nda g\u00f6revler i\u00e7in \/etc\/crontab ve \/etc\/cron.d\/ dizinleri vard\u0131r.<\/p>\n\n\n\n

Bir cron job, a\u015fa\u011f\u0131daki par\u00e7adan olu\u015fur:<\/p>\n\n\n\n

    \n
  1. Zaman tan\u0131mlay\u0131c\u0131<\/strong> (dakika, saat, g\u00fcn, ay, haftan\u0131n g\u00fcn\u00fc)<\/li>\n\n\n\n
  2. \u00c7al\u0131\u015ft\u0131r\u0131lacak komut<\/strong> veya betik<\/li>\n<\/ol>\n\n\n\n

    \u00d6rnek basit bir cron sat\u0131r\u0131:<\/p>\n\n\n\n

    30 2 * * * \/usr\/local\/bin\/backup.sh<\/p>\n\n\n\n

    Bu sat\u0131r, her g\u00fcn saat 02:30\u2019da \/usr\/local\/bin\/backup.sh beti\u011fini \u00e7al\u0131\u015ft\u0131r\u0131r.<\/p>\n\n\n\n

    1.1 Cron\u2019un \u00c7al\u0131\u015fma Prensibi<\/strong><\/p>\n\n\n\n

      \n
    • crond servisi ba\u015flat\u0131ld\u0131\u011f\u0131nda, t\u00fcm crontab dosyalar\u0131n\u0131 y\u00fckler ve i\u00e7ine bakar.<\/li>\n\n\n\n
    • Crontab\u2019daki her sat\u0131r\u0131 zaman tan\u0131mlay\u0131c\u0131s\u0131yla kar\u015f\u0131la\u015ft\u0131r\u0131r; e\u015fle\u015fen sat\u0131rlar i\u00e7in komutu arka planda ba\u015flat\u0131r.<\/li>\n\n\n\n
    • \u00c7\u0131kt\u0131 (stdout ve stderr) var ise, genellikle kullan\u0131c\u0131ya e-posta ile g\u00f6nderilir ya da \/var\/log\/cron dosyas\u0131na kaydedilir.<\/li>\n<\/ul>\n\n\n\n

      2. Crontab Dosyas\u0131 Yap\u0131s\u0131 ve D\u00fczenleme<\/strong><\/p>\n\n\n\n

      Crontab dosyan\u0131z\u0131 d\u00fczenlemek i\u00e7in terminalde:<\/p>\n\n\n\n

      crontab -e<\/p>\n\n\n\n

      komutunu kullanabilirsiniz. \u0130lk kullan\u0131mda, d\u00fczenleyici tercihi sorulur (vim, nano, mc vs.). A\u00e7\u0131lan dosyada her sat\u0131r bir g\u00f6rev tan\u0131mlar.<\/p>\n\n\n\n

      2.1 Zaman Alanlar\u0131 A\u00e7\u0131klamas\u0131<\/strong><\/p>\n\n\n\n

      Bir cron ifadesi be\u015f zaman alan\u0131 i\u00e7erir:<\/p>\n\n\n\n

      *     *     *     *     *<\/p>\n\n\n\n

      \u2013     \u2013     \u2013     \u2013     \u2013<\/p>\n\n\n\n

      |     |     |     |     |<\/p>\n\n\n\n

      |     |     |     |     +—– haftan\u0131n g\u00fcn\u00fc (0\u20137, 0 ve 7 Pazar)<\/p>\n\n\n\n

      |     |     |     +——- ay (1\u201312)<\/p>\n\n\n\n

      |     |     +——— ay\u0131n g\u00fcn\u00fc (1\u201331)<\/p>\n\n\n\n

      |     +———– saat (0\u201323)<\/p>\n\n\n\n

      +————- dakika (0\u201359)<\/p>\n\n\n\n

      2.2 S\u0131k Kullan\u0131lan \u00d6rnekler<\/strong><\/p>\n\n\n\n

        \n
      • Her 5 dakikada bir<\/strong>:<\/li>\n\n\n\n
      • *\/5 * * * * \/path\/to\/script.sh<\/li>\n\n\n\n
      • Her g\u00fcn saat 03:00\u2019da<\/strong>:<\/li>\n\n\n\n
      • 0 3 * * * \/path\/to\/daily_task.sh<\/li>\n\n\n\n
      • Her ay\u0131n 1. g\u00fcn\u00fc saat 00:00\u2019da<\/strong>:<\/li>\n\n\n\n
      • 0 0 1 * * \/path\/to\/monthly_report.sh<\/li>\n\n\n\n
      • Pazartesi\u2013Cuma 09:00\u201317:00 aras\u0131nda her saat ba\u015f\u0131<\/strong>:<\/li>\n\n\n\n
      • 0 9-17 * * 1-5 \/path\/to\/hourly_job.sh<\/li>\n\n\n\n
      • Her ay\u0131n her Pazartesi g\u00fcn\u00fc 05:30\u2019da<\/strong>:<\/li>\n\n\n\n
      • 30 5 * * 1 \/path\/to\/weekly_cleanup.sh<\/li>\n<\/ul>\n\n\n\n

        2.3 \u00c7evresel De\u011fi\u015fkenler ve PATH Sorunlar\u0131<\/strong><\/p>\n\n\n\n

        Crontab, minimal bir ortam ile \u00e7al\u0131\u015f\u0131r. Komutlar\u0131n oldu\u011fu dizinler PATH i\u00e7inde olmayabilir. Betiklerinizde mutlak yollar kullan\u0131n veya crontab\u2019a ba\u015f\u0131nda PATH tan\u0131m\u0131 ekleyin:<\/p>\n\n\n\n

        PATH=\/usr\/local\/sbin:\/usr\/local\/bin:\/usr\/sbin:\/usr\/bin:\/sbin:\/bin<\/p>\n\n\n\n

        SHELL=\/bin\/bash<\/p>\n\n\n\n

        30 2 * * * \/usr\/local\/bin\/backup.sh<\/p>\n\n\n\n

        3. Yayg\u0131n Kullan\u0131m Senaryolar\u0131<\/strong><\/p>\n\n\n\n

        3.1 Otomatik Yedekleme<\/strong><\/p>\n\n\n\n

        Veritaban\u0131 veya dosya sistemi yedeklemelerini haftal\u0131k veya g\u00fcnl\u00fck otomatik hale getirerek veri kayb\u0131 riskini minimize edebilirsiniz. \u00d6rnek MySQL yede\u011fi:<\/p>\n\n\n\n

        0 1 * * * mysqldump -u root -pP4ssw0rd mydb | gzip > \/backups\/mydb-$(date +\\%F).sql.gz<\/p>\n\n\n\n

        3.2 Log D\u00f6nd\u00fcrme ve Temizleme<\/strong><\/p>\n\n\n\n

        B\u00fcy\u00fck log dosyalar\u0131 disk alan\u0131n\u0131 h\u0131zla t\u00fcketir. Ayl\u0131k log silme:<\/p>\n\n\n\n

        0 4 1 * * find \/var\/log\/myapp -type f -name “*.log” -mtime +30 -delete<\/p>\n\n\n\n

        3.3 Raporlama ve Veri \u0130\u015fleme<\/strong><\/p>\n\n\n\n

        Her gece \u00e7al\u0131\u015fan raporlama i\u015f ak\u0131\u015flar\u0131, g\u00fcnl\u00fck analitik verilerin haz\u0131rlanmas\u0131 i\u00e7in idealdir. \u00d6rnek Python raporu:<\/p>\n\n\n\n

        15 0 * * * \/usr\/bin\/python3 \/opt\/scripts\/generate_daily_report.py<\/p>\n\n\n\n

        3.4 Cron ile Dosya Senkronizasyonu<\/strong><\/p>\n\n\n\n

        Uzak sunucu ile rsync kullanarak veri senkronizasyonu:<\/p>\n\n\n\n

        0 *\/6 * * * rsync -az –delete \/data\/ user@backup.example.com:\/data_backup\/<\/p>\n\n\n\n

        3.5 Uyar\u0131 ve \u0130zleme Script\u2019leri<\/strong><\/p>\n\n\n\n

        Sistem kaynak kullan\u0131m\u0131n\u0131 izleyip kritik seviyede e-posta atma:<\/p>\n\n\n\n

        *\/10 * * * * \/opt\/monitor\/check_disk_usage.sh<\/p>\n\n\n\n

        4. Hata Ay\u0131klama ve \u0130zleme<\/strong><\/p>\n\n\n\n

        Cron job\u2019lar g\u00f6r\u00fcnmez bir ortamda \u00e7al\u0131\u015ft\u0131\u011f\u0131 i\u00e7in hatalar\u0131 yakalamak kritik. A\u015fa\u011f\u0131daki y\u00f6ntemleri uygulayarak sorunlar\u0131 h\u0131zla tespit edebilirsiniz:<\/p>\n\n\n\n

        4.1 \u00c7\u0131kt\u0131 Y\u00f6nlendirme<\/strong><\/p>\n\n\n\n

        Komutun stdout ve stderr \u00e7\u0131kt\u0131s\u0131n\u0131 dosyaya veya e-posta adresine y\u00f6nlendirin:<\/p>\n\n\n\n

        0 2 * * * \/path\/to\/script.sh >> \/var\/log\/cron_jobs.log 2>&1<\/p>\n\n\n\n

        veya<\/p>\n\n\n\n

        MAILTO=”admin@example.com”<\/p>\n\n\n\n

        0 2 * * * \/path\/to\/script.sh<\/p>\n\n\n\n

        4.2 Cron Log Kay\u0131tlar\u0131<\/strong><\/p>\n\n\n\n

        Sistem log dosyas\u0131nda cron aktivitelerini g\u00f6rebilirsiniz:<\/p>\n\n\n\n

        grep CRON \/var\/log\/syslog    # Debian\/Ubuntu<\/p>\n\n\n\n

        grep CRON \/var\/log\/cron      # CentOS\/RHEL<\/p>\n\n\n\n

        4.3 \u00c7al\u0131\u015fma Ortam\u0131 Kontrol\u00fc<\/strong><\/p>\n\n\n\n

          \n
        • Beti\u011fin \u00e7al\u0131\u015ft\u0131\u011f\u0131 kabu\u011fu (SHELL) ve ortam de\u011fi\u015fkenlerini (env) g\u00f6r\u00fcnt\u00fcleyin.<\/li>\n\n\n\n
        • Komut izinlerinin (chmod +x script.sh) ve kullan\u0131c\u0131 haklar\u0131n\u0131n (crontab -u user -e) do\u011fru ayarland\u0131\u011f\u0131ndan emin olun.<\/li>\n<\/ul>\n\n\n\n

          5. G\u00fcvenlik ve \u0130zinler<\/strong><\/p>\n\n\n\n

          5.1 Kullan\u0131c\u0131 Bazl\u0131 Cron Dosyalar\u0131<\/strong><\/p>\n\n\n\n

          Root yetkisi gerektirmeyen g\u00f6revleri asla root crontab\u2019\u0131na eklemeyin. Her kullan\u0131c\u0131 kendi crontab -e ile tan\u0131mlama yapmal\u0131.<\/p>\n\n\n\n

          5.2 Komut Do\u011frulamas\u0131<\/strong><\/p>\n\n\n\n

          Cron job olarak \u00e7al\u0131\u015ft\u0131r\u0131lan betikler daima mutlak yol kullanmal\u0131, komut sat\u0131r\u0131ndan veya kullan\u0131c\u0131 girdisinden gelen parametreleri sanitize etmelidir.<\/p>\n\n\n\n

          5.3 Eri\u015fim \u0130zinleri<\/strong><\/p>\n\n\n\n

          Betik ve dizin izinlerini 700 veya 750 olarak ayarlayarak, yaln\u0131zca ilgili kullan\u0131c\u0131 veya grup \u00e7al\u0131\u015ft\u0131rabilsin.<\/p>\n\n\n\n

          chmod 750 \/opt\/scripts\/*.sh<\/p>\n\n\n\n

          chown root:ops \/opt\/scripts\/*.sh<\/p>\n\n\n\n

          6. Performans ve \u00d6l\u00e7eklenebilirlik \u0130pu\u00e7lar\u0131<\/strong><\/p>\n\n\n\n

          6.1 G\u00f6rev \u00c7ak\u0131\u015fmalar\u0131n\u0131 \u00d6nleme<\/strong><\/p>\n\n\n\n

          Ayn\u0131 komut birden fazla kez \u00e7al\u0131\u015fmaya ba\u015flad\u0131\u011f\u0131nda \u00e7ak\u0131\u015fma ya\u015fanabilir. flock kullanarak kilitleme mekanizmas\u0131 ekleyin:<\/p>\n\n\n\n

          0 * * * * \/usr\/bin\/flock -n \/var\/run\/myjob.lockfile \/path\/to\/myjob.sh<\/p>\n\n\n\n

          6.2 A\u011f\u0131r \u0130\u015f Y\u00fcklerini Da\u011f\u0131tma<\/strong><\/p>\n\n\n\n

          Yo\u011fun i\u015flem gerektiren betikleri arka planda nice veya ionice ile \u00f6ncelik d\u00fc\u015f\u00fcrerek \u00e7al\u0131\u015ft\u0131r\u0131n:<\/p>\n\n\n\n

          30 3 * * * nice -n 10 ionice -c2 -n7 \/path\/to\/heavy_task.sh<\/p>\n\n\n\n

          6.3 Da\u011f\u0131t\u0131k Cron \u00c7\u00f6z\u00fcmleri<\/strong><\/p>\n\n\n\n

          Birden fazla sunucuda ayn\u0131 cron job\u2019\u0131 koordine etmek i\u00e7in Ansible<\/strong>, SaltStack<\/strong> veya bulut servislerinin \u201cEventBridge\u201d benzeri zamana dayal\u0131 tetikleyicilerini kullanabilirsiniz. B\u00f6ylece tek merkezden y\u00f6netim ve \u00f6l\u00e7ek sa\u011flars\u0131n\u0131z.<\/p>\n\n\n\n

          7. En \u0130yi Uygulamalar<\/strong><\/p>\n\n\n\n

            \n
          1. Belgelendirme:<\/strong> Her cron job\u2019\u0131n ne zaman ve neden \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 a\u00e7\u0131klayan yorum sat\u0131rlar\u0131 ekleyin.<\/li>\n\n\n\n
          2. Versiyon Kontrol\u00fc:<\/strong> Crontab tan\u0131mlar\u0131n\u0131 metin dosyas\u0131 olarak tutup Git ile y\u00f6neterek de\u011fi\u015fiklik ge\u00e7mi\u015fini izleyin.<\/li>\n\n\n\n
          3. Mod\u00fcler Betikler:<\/strong> Tek sat\u0131rl\u0131k crontab komutlar\u0131 yerine, betikleri \/opt\/scripts\/ alt\u0131nda tutup, crontab\u2019da sadece beti\u011fe i\u015faret edin.<\/li>\n\n\n\n
          4. Zaman Dilimi Dikkati:<\/strong> Sunucu zaman dilimi (TZ), yaz saati uygulamalar\u0131 veya global projelerde UTC tercih edin.<\/li>\n\n\n\n
          5. Sa\u011fl\u0131k Kontrolleri:<\/strong> Cron job\u2019lar\u0131n ba\u015far\u0131 oran\u0131n\u0131 d\u00fczenli olarak izleyen dashboard\u2019lar olu\u015fturun.<\/li>\n<\/ol>\n\n\n\n

            8. Ger\u00e7ek D\u00fcnya Senaryolar\u0131<\/strong><\/p>\n\n\n\n

              \n
            • e-Ticaret Sitesinde Fiyat ve Stok G\u00fcncelleme:<\/strong>
              \u00dcretici API\u2019lerinden her gece 02:00\u2019da veri \u00e7ekip, stok ve fiyat tablolar\u0131n\u0131 g\u00fcncelleyen bir cron job.<\/li>\n\n\n\n
            • SSL Sertifika Yenileme Otomasyonu:<\/strong>
              Let\u2019s Encrypt sertifikalar\u0131n\u0131 her ay\u0131n 1. g\u00fcn\u00fc otomatik yenileyip, web sunucusuna yeniden y\u00fckleyen betik.<\/li>\n\n\n\n
            • Veritaban\u0131 Optimizasyonu:<\/strong>
              Hafta i\u00e7i her g\u00fcn d\u00fc\u015f\u00fck trafikte, MySQL tablolar\u0131na OPTIMIZE TABLE komutlar\u0131n\u0131 \u00e7al\u0131\u015ft\u0131ran cron job.<\/li>\n\n\n\n
            • Kritik Sistem Uyar\u0131lar\u0131:<\/strong>
              Disk alan\u0131 %90\u2019\u0131 a\u015farsa, an\u0131nda Slack veya e-posta uyar\u0131s\u0131 g\u00f6nderen izleme beti\u011fi.<\/li>\n<\/ul>\n\n\n\n

              9. Alternatif ve \u0130leri Seviye Yakla\u015f\u0131mlar<\/strong><\/p>\n\n\n\n

                \n
              • Kubernetes CronJob:<\/strong> Kubernetes tabanl\u0131 altyap\u0131larda ayn\u0131 i\u015flev i\u00e7in CronJob kaynaklar\u0131n\u0131 kullanarak konteyner i\u00e7inde otomasyon.<\/li>\n\n\n\n
              • Serverless Scheduled Functions:<\/strong> AWS Lambda, Google Cloud Functions veya Azure Functions\u2019\u0131n zamanlanm\u0131\u015f tetikleyicileriyle altyap\u0131 ba\u011f\u0131ms\u0131z cron g\u00f6revleri.<\/li>\n\n\n\n
              • Workflow Orchestration:<\/strong> Apache Airflow, Prefect veya Temporal gibi ara\u00e7larla kompleks i\u015f ak\u0131\u015flar\u0131n\u0131 DAG (Directed Acyclic Graph) \u015feklinde tan\u0131mlamak.<\/li>\n<\/ul>\n\n\n\n

                Sonu\u00e7<\/strong>
                Sunucuda Cron Job kullan\u0131m\u0131, bir kez do\u011fru yap\u0131land\u0131r\u0131ld\u0131\u011f\u0131nda sistem y\u00f6neticilerine ve geli\u015ftiricilere b\u00fcy\u00fck bir zaman kazanc\u0131 ve tutarl\u0131l\u0131k sunar. Yedeklemelerden raporlamaya, log y\u00f6netiminden otomatik bak\u0131m g\u00f6revlerine kadar say\u0131s\u0131z senaryoda Cron\u2019un g\u00fcc\u00fcn\u00fc arkan\u0131za alabilirsiniz. Bu rehberde ele ald\u0131\u011f\u0131m\u0131z crontab yap\u0131s\u0131, hata ay\u0131klama y\u00f6ntemleri, g\u00fcvenlik ve performans ipu\u00e7lar\u0131, ger\u00e7ek d\u00fcnya \u00f6rnekleri ile otomasyon s\u00fcre\u00e7lerinizi bir \u00fcst seviyeye ta\u015f\u0131yabilirsiniz. Otomasyonla zamandan tasarruf edin, hatalar\u0131 minimize edin ve i\u015flerin daima zaman\u0131nda ger\u00e7ekle\u015fti\u011finden emin olun!<\/p>\n","protected":false},"excerpt":{"rendered":"

                Sunucuda Cron Job Kullan\u0131m\u0131: Otomasyonla Zamandan Tasarruf Giri\u015fG\u00fcn\u00fcm\u00fcz\u00fcn h\u0131zla de\u011fi\u015fen dijital d\u00fcnyas\u0131nda, sunucu y\u00f6netimi ve sistem idaresi g\u00f6revleri giderek daha karma\u015f\u0131k h\u00e2le geliyor. D\u00fczenli olarak ger\u00e7ekle\u015ftirilmesi gereken yedekleme, g\u00fcnl\u00fck bak\u0131m, log temizli\u011fi veya raporlama i\u015fleri; elle yap\u0131ld\u0131\u011f\u0131nda hem zaman al\u0131r hem de insan kaynakl\u0131 hatalara a\u00e7\u0131kt\u0131r. \u0130\u015fte tam bu noktada Sunucuda Cron Job kullan\u0131m\u0131 devreye […]<\/p>\n","protected":false},"author":1,"featured_media":575,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ub_ctt_via":"","footnotes":""},"categories":[20],"tags":[39,63],"class_list":["post-493","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hosting","tag-sanal-sunucu","tag-sunucu"],"featured_image_src":"https:\/\/hostvera.com.tr\/blog\/wp-content\/uploads\/2025\/05\/Sunucuda-Cron-Job-Kullanimi-1_1-scaled.png","author_info":{"display_name":"admin","author_link":"https:\/\/hostvera.com.tr\/blog\/author\/hostvera\/"},"yoast_head":"\nSunucuda Cron Job Kullan\u0131m\u0131: Otomasyon ve Zaman Y\u00f6netimi !<\/title>\n<meta name=\"description\" content=\"Cron Job ile otomasyon sa\u011flay\u0131n! 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