{"id":13910,"date":"2025-03-01T14:45:14","date_gmt":"2025-03-01T11:45:14","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/"},"modified":"2025-03-01T14:45:14","modified_gmt":"2025-03-01T11:45:14","slug":"ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/","title":{"rendered":"iOS&#8217;te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131"},"content":{"rendered":"<p><body><\/p>\n<p>iOS&#8217;te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131<\/p>\n<p>iOS uygulamalar\u0131nda performans sorunlar\u0131n\u0131n ba\u015fl\u0131ca nedenlerinden biri, &#8220;thread patlamas\u0131&#8221; (thread explosion) olarak bilinen durumdur.  Bu durum, gere\u011finden fazla say\u0131da thread&#8217;in olu\u015fturulmas\u0131 ve y\u00f6netilememesi sonucu ortaya \u00e7\u0131kar.  \u00d6zellikle Grand Central Dispatch (GCD) ve daha yeni Swift e\u015fzamanl\u0131l\u0131k \u00f6zellikleriyle \u00e7al\u0131\u015f\u0131rken, bu sorunun fark\u0131nda olmak ve \u00f6nlemler almak olduk\u00e7a \u00f6nemlidir.  Bu makalede, thread patlamas\u0131n\u0131n ne oldu\u011funu, nedenlerini ve nas\u0131l \u00f6nlenebilece\u011fini GCD ve Swift e\u015fzamanl\u0131l\u0131\u011f\u0131 ba\u011flam\u0131nda detayl\u0131 olarak ele alaca\u011f\u0131z.<\/p>\n<h2>GCD ve Thread Patlamas\u0131n\u0131n Nedenleri<\/h2>\n<p>Grand Central Dispatch (GCD), iOS&#8217;te \u00e7oklu g\u00f6rev (multitasking) ve e\u015fzamanl\u0131 i\u015flemleri (concurrency) kolayla\u015ft\u0131ran g\u00fc\u00e7l\u00fc bir framework&#8217;t\u00fcr.  Ancak, yanl\u0131\u015f kullan\u0131ld\u0131\u011f\u0131nda GCD,  thread patlamas\u0131na yol a\u00e7abilir.  \u00d6rne\u011fin, her bir i\u015flem i\u00e7in yeni bir GCD kuyru\u011fu (dispatch queue) olu\u015fturmak yerine, mevcut kuyruklar\u0131 tekrar tekrar kullanmak \u00f6nemlidir.  Aksi takdirde, her i\u015flem i\u00e7in yeni bir thread olu\u015fturulur ve sistem kaynaklar\u0131 t\u00fcketilir.  Ayr\u0131ca,  GCD&#8217;nin dispatch_async fonksiyonunu kontrols\u00fcz bir \u015fekilde kullanmak da thread patlamas\u0131na neden olabilir.  Bu fonksiyon, i\u015flemleri arka planda \u00e7al\u0131\u015ft\u0131rmak i\u00e7in kullan\u0131l\u0131r, ancak  \u00e7ok say\u0131da dispatch_async \u00e7a\u011fr\u0131s\u0131,  sistemin thread say\u0131s\u0131n\u0131 h\u0131zla art\u0131rmas\u0131na yol a\u00e7abilir.<\/p>\n<h2>Swift E\u015fzamanl\u0131l\u0131\u011f\u0131 ve \u00c7\u00f6z\u00fcmler<\/h2>\n<p>Swift&#8217;in yerle\u015fik e\u015fzamanl\u0131l\u0131k \u00f6zellikleri, GCD&#8217;nin baz\u0131 dezavantajlar\u0131n\u0131 ortadan kald\u0131r\u0131r ve thread patlamas\u0131n\u0131 \u00f6nlemenin daha g\u00fcvenli ve daha anla\u015f\u0131l\u0131r yollar\u0131n\u0131 sunar.  async ve await anahtar kelimeleri sayesinde, e\u015fzamanl\u0131 kodu daha temiz ve okunabilir bir \u015fekilde yazabiliriz.  Bununla birlikte,  async fonksiyonlar\u0131 dikkatlice kullan\u0131lmal\u0131d\u0131r.  \u00d6rne\u011fin, sonsuza kadar d\u00f6nen bir async fonksiyonu, s\u0131n\u0131rs\u0131z say\u0131da thread olu\u015fturarak sistem kaynaklar\u0131n\u0131 t\u00fcketebilir.  \u00d6nemli olan,  async fonksiyonlar\u0131n\u0131z\u0131 d\u00fczg\u00fcn bir \u015fekilde y\u00f6netmek ve gereksiz thread olu\u015fturulmas\u0131n\u0131 engellemektir.<\/p>\n<p>\u00d6rne\u011fin, a\u015fa\u011f\u0131daki gibi bir kod blo\u011fu, thread patlamas\u0131na yol a\u00e7abilir:<\/p>\n<p><code><br \/>\nswift<br \/>\nfor i in 0..<1000 {\n    Task {\n        await uzunS\u00fcrenBir\u0130\u015flem(i) \/\/ Her i\u015flem i\u00e7in yeni bir Task olu\u015fturuyor\n    }\n}\n\n<\/code><\/p>\n<p>Daha iyi bir yakla\u015f\u0131m ise,  <code>Task.detached<\/code> kullanarak thread say\u0131s\u0131n\u0131 kontrol etmek olabilir:<\/p>\n<p><code><br \/>\nswift<br \/>\nlet taskGroup = TaskGroup<Void>()<br \/>\nfor i in 0..<1000 {\n    taskGroup.addTask {\n        await uzunS\u00fcrenBir\u0130\u015flem(i)\n    }\n}\nawait taskGroup.waitForAll()\n\n<\/code><\/p>\n<h2>En \u0130yi Uygulamalar<\/h2>\n<p>Thread patlamas\u0131n\u0131 \u00f6nlemek i\u00e7in, a\u015fa\u011f\u0131daki en iyi uygulamalar\u0131 izleyin: <br \/>\n* Gerekti\u011finde thread olu\u015fturmay\u0131, gereksiz yere olu\u015fturmaktan ka\u00e7\u0131n\u0131n. <br \/>\n* Mevcut kuyruklar\u0131 tekrar tekrar kullan\u0131n. <br \/>\n* async ve await kullan\u0131rken dikkatli olun. <br \/>\n* TaskGroup gibi \u00f6zellikleri kullanarak e\u015fzamanl\u0131 i\u015flemleri y\u00f6netin. <br \/>\n* \u0130\u015flemlerinizi iyi bir \u015fekilde planlay\u0131n ve gereksiz yere i\u015flemler olu\u015fturmaktan ka\u00e7\u0131n\u0131n. <br \/>\n* Uygulaman\u0131z\u0131n performans\u0131n\u0131 izleyin ve thread say\u0131s\u0131n\u0131 d\u00fczenli olarak kontrol edin.<\/p>\n<p>Sonu\u00e7 olarak, iOS geli\u015ftirme s\u00fcrecinde performans sorunlar\u0131n\u0131 \u00f6nlemek i\u00e7in thread patlamas\u0131n\u0131 anlamak ve \u00f6nlem almak \u00e7ok \u00f6nemlidir.  GCD ve Swift e\u015fzamanl\u0131l\u0131\u011f\u0131, g\u00fc\u00e7l\u00fc ara\u00e7lar olsa da, dikkatli bir \u015fekilde kullan\u0131lmalar\u0131 gerekmektedir. Bu makalede bahsedilen en iyi uygulamalar\u0131 izleyerek, uygulaman\u0131z\u0131n performans\u0131n\u0131 en \u00fcst d\u00fczeye \u00e7\u0131karabilirsiniz.<\/p>\n<p>Daha fazla bilgi i\u00e7in <a href=\"https:\/\/fatihsoysal.com\">fatihsoysal.com<\/a> sitesini ziyaret edebilirsiniz.<\/p>\n<p>Faydal\u0131 bulabilece\u011finiz kaynaklar:<\/p>\n<ul>\n<li><a href=\"https:\/\/docs.swift.org\/swift-book\/LanguageGuide\/Concurrency.html\">Swift Concurrency<\/a><\/li>\n<li><a href=\"https:\/\/dev.to\/nv3212\/thread-explosion-in-ios-gcd-and-swift-concurrency-3nmp\">Thread Explosion in iOS: GCD and Swift Concurrency<\/a><\/li>\n<\/ul>\n<h3>#Etiketler<\/h3>\n<p>iOS, Thread Patlamas\u0131, GCD, Grand Central Dispatch, Swift E\u015fzamanl\u0131l\u0131\u011f\u0131, Performans, Multithreading, Async, Await, Concurrency, iOS Geli\u015ftirme, Task, TaskGroup<\/p>\n<p><\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"iOS&#8217;te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131 iOS uygulamalar\u0131nda performans sorunlar\u0131n\u0131n ba\u015fl\u0131ca nedenlerinden biri, &#8220;thread patlamas\u0131&#8221; (thread explosion)&hellip;","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_page_header_type":"","csco_page_load_nextpost":"","csco_page_subscribe_form":"","csco_page_contact_form":"","footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-13910","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-genel","7":"cs-entry","8":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.5 (Yoast SEO v25.3.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>iOS&#039;te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131<\/title>\n<meta name=\"description\" content=\"iOS uygulamalar\u0131nda performans sorunlar\u0131n\u0131n ba\u015fl\u0131ca nedenlerinden biri, &quot;thread patlamas\u0131&quot; (thread explosion) olarak bilinen durumdur. Bu durum, gere\u011finden fazla say\u0131da thread&#039;in olu\u015fturulmas\u0131 ve y\u00f6netilememesi sonucu ortaya \u00e7\u0131kar. \u00d6zellikle Grand Central Dispatch (GCD) ve daha yeni Swift e\u015fzamanl\u0131l\u0131k \u00f6zellikleriyle \u00e7al\u0131\u015f\u0131rken, bu sorunun fark\u0131nda olmak ve \u00f6nlemler almak olduk\u00e7a \u00f6nemlidir. Bu makalede, thread patlamas\u0131n\u0131n ne oldu\u011funu, nedenlerini ve nas\u0131l \u00f6nlenebilece\u011fini GCD ve Swift e\u015fzamanl\u0131l\u0131\u011f\u0131 ba\u011flam\u0131nda detayl\u0131 olarak ele alaca\u011f\u0131z.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"iOS&#039;te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131\" \/>\n<meta property=\"og:description\" content=\"iOS uygulamalar\u0131nda performans sorunlar\u0131n\u0131n ba\u015fl\u0131ca nedenlerinden biri, &quot;thread patlamas\u0131&quot; (thread explosion) olarak bilinen durumdur. Bu durum, gere\u011finden fazla say\u0131da thread&#039;in olu\u015fturulmas\u0131 ve y\u00f6netilememesi sonucu ortaya \u00e7\u0131kar. \u00d6zellikle Grand Central Dispatch (GCD) ve daha yeni Swift e\u015fzamanl\u0131l\u0131k \u00f6zellikleriyle \u00e7al\u0131\u015f\u0131rken, bu sorunun fark\u0131nda olmak ve \u00f6nlemler almak olduk\u00e7a \u00f6nemlidir. Bu makalede, thread patlamas\u0131n\u0131n ne oldu\u011funu, nedenlerini ve nas\u0131l \u00f6nlenebilece\u011fini GCD ve Swift e\u015fzamanl\u0131l\u0131\u011f\u0131 ba\u011flam\u0131nda detayl\u0131 olarak ele alaca\u011f\u0131z.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/\" \/>\n<meta property=\"og:site_name\" content=\"Kodlar\u0131n Gizemli D\u00fcnyas\u0131\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-01T11:45:14+00:00\" \/>\n<meta name=\"author\" content=\"Fatih Soysal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Fatih Soysal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/\"},\"author\":{\"name\":\"Fatih Soysal\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"headline\":\"iOS&#8217;te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131\",\"datePublished\":\"2025-03-01T11:45:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/\"},\"wordCount\":576,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/\",\"url\":\"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/\",\"name\":\"iOS'te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#website\"},\"datePublished\":\"2025-03-01T11:45:14+00:00\",\"description\":\"iOS uygulamalar\u0131nda performans sorunlar\u0131n\u0131n ba\u015fl\u0131ca nedenlerinden biri, \\\"thread patlamas\u0131\\\" (thread explosion) olarak bilinen durumdur. 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Bu makalede, thread patlamas\u0131n\u0131n ne oldu\u011funu, nedenlerini ve nas\u0131l \u00f6nlenebilece\u011fini GCD ve Swift e\u015fzamanl\u0131l\u0131\u011f\u0131 ba\u011flam\u0131nda detayl\u0131 olarak ele alaca\u011f\u0131z.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/fatihsoysal.com\/blog\/ioste-thread-patlamasi-gcd-ve-swift-eszamanliligi\/","og_locale":"tr_TR","og_type":"article","og_title":"iOS'te Thread Patlamas\u0131: GCD ve Swift E\u015fzamanl\u0131l\u0131\u011f\u0131","og_description":"iOS uygulamalar\u0131nda performans sorunlar\u0131n\u0131n ba\u015fl\u0131ca nedenlerinden biri, \"thread patlamas\u0131\" (thread explosion) olarak bilinen durumdur. 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