{"id":66,"date":"2013-07-14T02:22:18","date_gmt":"2014-07-13T23:22:18","guid":{"rendered":"https:\/\/furkansandal.com\/?p=66"},"modified":"2014-07-20T10:35:16","modified_gmt":"2014-07-20T07:35:16","slug":"linux-server-sunucu-performansi-saldiri-analiz-tespiti","status":"publish","type":"post","link":"https:\/\/furkansandal.com\/linux-server-sunucu-performansi-saldiri-analiz-tespiti\/","title":{"rendered":"Linux Server | Sunucu Performans\u0131 – Sald\u0131r\u0131 Analiz Tespiti"},"content":{"rendered":"
\n

Merhaba arkada\u015flar, bug\u00fcn sizlere sunucular\u0131n\u0131zda genel sunucu performans\u0131n\u0131 ve sald\u0131r\u0131 analizini tespit edecegiz..<\/span><\/span><\/span>\u00d6ncellikle Performans Konusuna De\u011finelim…1-)<\/b><\/span> Performans analizi i\u00e7in hi\u00e7 u\u011fra\u015fmay\u0131n derim direk bu konuma<\/a> bak\u0131n\u0131z bu analiz ara\u00e7\u0131 ile ram, cpu, disk alan\u0131, kernel<\/span> ve benzeri sunucunun ana kollar\u0131n\u0131 analiz edebilirsiniz. Bu sayede hi\u00e7 yorulmadan t\u00fcm performans’\u0131 kontrol edebilirsiniz..<\/p>\n

Sald\u0131r\u0131 Analiz Tespiti \/ \u00c7\u00f6z\u00fcmleri<\/div>\n

 <\/p>\n

1-)<\/span><\/b> \u00d6ncellikle analiz yapal\u0131m hemen veri toplama i\u015flemlerine ge\u00e7elim ram, cpu, disk alan\u0131, network<\/span> durumlar\u0131n\u0131n verilerini topl\u0131yal\u0131m.. ( Turk Team’\u0131n sunucusu \u00fczerinden yola c\u0131k\u0131yoruz )<\/p>\n

 <\/p>\n

Network Durumumuz ;<\/div>\n

 <\/p>\n

\"\"<\/p>\n

Cpu Durumumuz ;<\/b><\/span><\/p>\n

\"\"<\/p>\n

Ram Durumumuz ;<\/b><\/span><\/p>\n

\"\"<\/p>\n

Evet genel ana kollar\u0131m\u0131z\u0131n analizlerini de\u011ferlendirelim.<\/p>\n

Disk Alan\u0131 = <\/span>150 GB \/ 5.4 GB<\/span>
\nTrafik =><\/span> 2 TB \/ 2.4 GB<\/span>
\nRam =><\/span> 4 GB \/ 1.8 GB<\/span>
\n\u0130\u015flemci =><\/span> 180 m. ( Son 15 dk. )<\/span><\/p>\n

Buna dayanarak makinemiz \u015fuan stabil konumdad\u0131r. Makine normal zaman\u0131na g\u00f6re ram t\u00fcketimini biraz fazla kullanmaya ba\u015fl\u0131yor buda pek bi sorun te\u015fkil etmemektedir. \u015euan bi sald\u0131r\u0131 s\u00f6z konusu olmad\u0131g\u0131n\u0131 g\u00f6r\u00fcyoruz e\u011fer sald\u0131r\u0131 olsayd\u0131 ram kullan\u0131m\u0131 3 gb’a kadar y\u00fckselirdi ve network \/ trafik kullan\u0131m\u0131 cok daha artard\u0131 sald\u0131r\u0131 t\u00fcr\u00fcn\u00fc anlamak isterseniz \u015f\u00f6yle bir\u015fey yapabilirsiniz e\u011fer forum kullan\u0131yorsan\u0131z online ziyaret\u00e7i k\u0131sm\u0131na g\u00f6z at\u0131n birden fazla ziyaret\u00e7i g\u00f6r\u00fcrs\u00fcn\u00fcz bunu g\u00f6r\u00fcrseniz botnet \/ ddos oldugunu anlayabilirsiniz fakat http pr\u00f6tokolu \u00fczerinden sald\u0131r\u0131 mevcut ise http get komutlar\u0131 verilebilir buda trafigi kilitler. \u015eunu belirteyim a\u015fag\u0131da belirttigim sald\u0131r\u0131 \u00f6nleme \u00f6nerilerine \u015funuda belirtebilirim a\u015f\u0131r\u0131 sald\u0131r\u0131 geldiginde ram oran\u0131 y\u00fckselir ise makineyi reboot edin ama sald\u0131r\u0131 yok ise ve ram kullan\u0131m\u0131 a\u015f\u0131r\u0131 ise tek \u00e7aresi optimize \u00e7ali\u015fmas\u0131d\u0131r.<\/p>\n

 <\/p>\n

Sald\u0131r\u0131 \u00d6nleme Merkezi<\/span><\/b><\/div>\n


\nAnalizimizi yapt\u0131k \u015fuan bi sald\u0131r\u0131 s\u00f6z konusu de\u011fil ama herzaman b\u00f6yle olmaz elbet bi sald\u0131r\u0131 geldigi zaman ne yapmam\u0131z laz\u0131m ? \u00d6ncellikle alt yap\u0131m\u0131z sa\u011flam olucak basit attaklar ile makinemiz down olmuyacak co\u011fu ki\u015fi sald\u0131r\u0131 t\u00fcr\u00fcn\u00fc \u00f6nemsemedigi i\u00e7in basit yaz\u0131l\u0131mlari tercih ediyor bunlar\u0131n genel \u00f6zelligine bakal\u0131m<\/span><\/p>\n

Apache =><\/span> Apache \u00fccretsiz yaz\u0131l\u0131md\u0131r ve gelen sald\u0131r\u0131lara dayanamaz 2 vuru\u015f’ta sunucu down olur<\/p>\n

Nginx =><\/span> Apache \u00fczerine nginx kurulursa apache’ye oranl\u0131 2 vuru\u015f’ta de\u011fil 5 vuru\u015fta y\u0131k\u0131l\u0131r<\/p>\n

Ama ben ikisinide tavsiye etmem \u015f\u00f6yle s\u00f6yliyim e\u011fer imkan\u0131n\u0131z var ise mutlaka litespeed kurun..<\/p>\n

Litespeed =><\/span> Litespeed apache’ye g\u00f6re kat kat daha iyidir. Sald\u0131r\u0131 ve benzeri hacking giri\u015fimleri i\u00e7inde kesinlikle bire bir’dir \u00f6rnegin benim makineme s\u00fcrekli gelen get attacklar\u0131 y\u00fcz\u00fcnden makine down oluyor du kurmad\u0131g\u0131m\u0131z firewall yaz\u0131l\u0131m kalmad\u0131 son olarak litespeed kurduk ve art\u0131k down olmuyor her hafta gelen analiz sonu\u00e7lar\u0131n\u0131 g\u00f6r\u00fcyoruz ve litespeed’in g\u00fcc\u00fcn\u00fc g\u00f6r\u00fcyoruz \"\"<\/p>\n

Evet bu makalemizde sizlere linux sunucular\u0131n\u0131zda sald\u0131r\u0131 analizi, ve korunma \u00fczerine birka\u00e7 tavsiyede bulunduk umar\u0131m yard\u0131mc\u0131 olabilmi\u015fizdir.<\/p>\n<\/div>\n

__________________<\/p>\n","protected":false},"excerpt":{"rendered":"

Merhaba arkada\u015flar, bug\u00fcn sizlere sunucular\u0131n\u0131zda genel sunucu performans\u0131n\u0131 ve sald\u0131r\u0131 analizini tespit edecegiz..\u00d6ncellikle Performans Konusuna De\u011finelim…1-) Performans analizi i\u00e7in hi\u00e7…<\/p>\n","protected":false},"author":1,"featured_media":181,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","footnotes":""},"categories":[6,10,4],"tags":[],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/furkansandal.com\/wp-content\/uploads\/2014\/07\/the-nsa-trained-edward-snowden-to-be-an-elite-hacker.jpg?fit=3198%2C2397&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p6BM7I-14","amp_enabled":true,"_links":{"self":[{"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/posts\/66"}],"collection":[{"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/comments?post=66"}],"version-history":[{"count":0,"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/posts\/66\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/media\/181"}],"wp:attachment":[{"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/media?parent=66"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/categories?post=66"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/furkansandal.com\/wp-json\/wp\/v2\/tags?post=66"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}