{"id":600,"date":"2025-09-10T15:57:49","date_gmt":"2025-09-10T12:57:49","guid":{"rendered":"https:\/\/destek.narhost.com\/?p=600"},"modified":"2025-10-26T14:19:59","modified_gmt":"2025-10-26T11:19:59","slug":"ubuntu-ve-centos-plesk-502-hatasinin-cozumu","status":"publish","type":"post","link":"https:\/\/narhost.com\/destek\/ubuntu-ve-centos-plesk-502-hatasinin-cozumu\/","title":{"rendered":"Ubuntu ve CentOS Plesk 502 Hatas\u0131n\u0131n \u00c7\u00f6z\u00fcm\u00fc"},"content":{"rendered":"

Narhost olarak<\/strong>, sunucular\u0131n\u0131zda \u00e7al\u0131\u015fan NGINX servislerinin stabil ve verimli \u015fekilde \u00e7al\u0131\u015fmas\u0131 i\u00e7in do\u011fru yap\u0131land\u0131rma ve hata takibi b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r. Bu rehberde, NGINX hata kontrol\u00fc, yap\u0131land\u0131rma d\u00fczenlemesi ve Plesk \u00fczerinde reverse proxy ayarlar\u0131n\u0131 nas\u0131l y\u00f6netece\u011finizi ad\u0131m ad\u0131m a\u00e7\u0131kl\u0131yoruz.<\/p>\n

\n

1\ufe0f\u20e3 Sistem Hatalar\u0131n\u0131 Kontrol Etme<\/h3>\n

\u00d6ncelikle sistemde olu\u015fan anl\u0131k hatalar\u0131 g\u00f6rmek i\u00e7in a\u015fa\u011f\u0131daki komutu kullanabilirsiniz:<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n<\/div>\n
journalctl -xe
\n<\/code><\/div>\n<\/div>\n

Bu komut, sistem g\u00fcnl\u00fcklerini detayl\u0131 bir \u015fekilde listeler ve hata kaynaklar\u0131n\u0131 te\u015fhis etmenize yard\u0131mc\u0131 olur.<\/p>\n

\n

2\ufe0f\u20e3 NGINX Yap\u0131land\u0131rma Ayarlar\u0131n\u0131 D\u00fczenleme<\/h3>\n

A\u015fa\u011f\u0131daki ad\u0131mlar ile NGINX yap\u0131land\u0131rma dosyas\u0131na performans ve hata kay\u0131t ayarlar\u0131 eklenebilir:<\/p>\n

Yap\u0131land\u0131rma Dosyas\u0131n\u0131 A\u00e7\u0131n:<\/h4>\n
\n
\n
\n
<\/div>\n<\/div>\n<\/div>\n
nano \/etc\/nginx\/nginx.conf
\n<\/code><\/div>\n<\/div>\n

http {}<\/code> blo\u011fu i\u00e7erisine a\u015fa\u011f\u0131daki sat\u0131rlar\u0131 ekleyin:<\/h4>\n
\n
\n
\n
<\/div>\n<\/div>\n<\/div>\n
error_log<\/span> \/var\/log\/nginx\/error<\/span>.log;
\nerror_log<\/span> \/var\/log\/nginx\/error<\/span>.log notice<\/span>;
\nerror_log<\/span> \/var\/log\/nginx\/error<\/span>.log info<\/span>;<\/code><\/code>proxy_buffer_size<\/span> 256k<\/span>;
\nproxy_buffers<\/span> 4<\/span> 512k<\/span>;
\nproxy_busy_buffers_size<\/span> 512k<\/span>;<\/div>\n<\/div>\n

\ud83d\udccc A\u00e7\u0131klama:<\/strong><\/p>\n

    \n
  • \n

    error_log<\/code> sat\u0131rlar\u0131 sayesinde farkl\u0131 d\u00fczeylerde hata kay\u0131tlar\u0131 tutulur.<\/p>\n<\/li>\n

  • \n

    proxy_*<\/code> sat\u0131rlar\u0131 ise proxy arkas\u0131nda \u00e7al\u0131\u015fan servislerin daha verimli \u00e7al\u0131\u015fmas\u0131 i\u00e7in buffer ayarlar\u0131n\u0131 optimize eder.<\/p>\n<\/li>\n<\/ul>\n

    \n

    3\ufe0f\u20e3 NGINX Servisini Yeniden Ba\u015flatma<\/h3>\n

    Yap\u0131land\u0131rma de\u011fi\u015fikliklerinden sonra NGINX servisini yeniden ba\u015flatmak gerekir:<\/p>\n

    \n
    \n
    \n
    <\/div>\n<\/div>\n<\/div>\n
    service nginx restart
    \n<\/code><\/div>\n<\/div>\n
    \n

    4\ufe0f\u20e3 NGINX Servis Durumunu Kontrol Etme<\/h3>\n

    NGINX\u2019in ba\u015far\u0131l\u0131 \u015fekilde \u00e7al\u0131\u015f\u0131p \u00e7al\u0131\u015fmad\u0131\u011f\u0131n\u0131 kontrol etmek i\u00e7in:<\/p>\n

    \n
    \n
    \n
    <\/div>\n<\/div>\n<\/div>\n
    systemctl status nginx.service
    \n<\/code><\/div>\n<\/div>\n
    \n

    5\ufe0f\u20e3 Plesk Kullan\u0131c\u0131lar\u0131 \u0130\u00e7in Reverse Proxy Y\u00f6netimi<\/h3>\n

    Plesk paneli \u00fczerinde NGINX reverse proxy \u00f6zelli\u011fini y\u00f6netmek i\u00e7in a\u015fa\u011f\u0131daki komutlar\u0131 kullanabilirsiniz:<\/p>\n

    Reverse Proxy\u2019yi Aktif Etmek i\u00e7in:<\/h4>\n
    \n
    \n
    \n
    <\/div>\n<\/div>\n<\/div>\n
    \/usr\/local\/psa\/admin\/sbin\/nginxmng -e
    \n<\/code><\/div>\n<\/div>\n

    Reverse Proxy\u2019yi Pasif Etmek i\u00e7in:<\/h4>\n
    \n
    \n
    \n
    <\/div>\n<\/div>\n<\/div>\n
    \/usr\/local\/psa\/admin\/sbin\/nginxmng -d<\/code><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

    Narhost olarak, sunucular\u0131n\u0131zda \u00e7al\u0131\u015fan NGINX servislerinin stabil ve verimli \u015fekilde \u00e7al\u0131\u015fmas\u0131 i\u00e7in do\u011fru yap\u0131land\u0131rma ve hata takibi b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r. Bu rehberde, NGINX hata kontrol\u00fc, yap\u0131land\u0131rma d\u00fczenlemesi ve Plesk \u00fczerinde reverse proxy ayarlar\u0131n\u0131 nas\u0131l y\u00f6netece\u011finizi ad\u0131m ad\u0131m a\u00e7\u0131kl\u0131yoruz.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[38,49,50],"class_list":["post-600","post","type-post","status-publish","format-standard","hentry","category-vps-server","tag-plesk","tag-centos","tag-ubuntu"],"meta_box":[],"_links":{"self":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts\/600","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/comments?post=600"}],"version-history":[{"count":2,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts\/600\/revisions"}],"predecessor-version":[{"id":690,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts\/600\/revisions\/690"}],"wp:attachment":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/media?parent=600"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/categories?post=600"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/tags?post=600"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}