{"id":1688,"date":"2025-05-16T15:35:16","date_gmt":"2025-05-16T06:35:16","guid":{"rendered":"https:\/\/www.avancesys.co.jp\/laboratory\/?post_type=article&#038;p=1688"},"modified":"2025-05-16T15:35:16","modified_gmt":"2025-05-16T06:35:16","slug":"visualstudio%e3%81%a7%e3%81%ae%e3%83%a1%e3%83%a2%e3%83%aa%e3%83%aa%e3%83%bc%e3%82%af%e8%aa%bf%e6%9f%bb","status":"publish","type":"article","link":"https:\/\/www.avancesys.co.jp\/laboratory\/article\/visualstudio%e3%81%a7%e3%81%ae%e3%83%a1%e3%83%a2%e3%83%aa%e3%83%aa%e3%83%bc%e3%82%af%e8%aa%bf%e6%9f%bb\/","title":{"rendered":"VisualStudio\u3067\u306e\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u8abf\u67fb"},"content":{"rendered":"\n<p>\u3053\u3093\u306b\u3061\u306f\u3001Yu-sa\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3069\u306e\u3088\u3046\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3082\u8d77\u3053\u308a\u5f97\u3066\u3001\u539f\u56e0\u8abf\u67fb\u304c\u96e3\u3057\u3044\u3053\u3068\u304c\u591a\u3044\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3002<br>C\u8a00\u8a9e\u306e\u3088\u3046\u306b\u81ea\u5206\u3067\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u3066\u3044\u308c\u3070\u3042\u305f\u308a\u304c\u3064\u3051\u3084\u3059\u3044\u306e\u3067\u3059\u304c\u3001C#\u306e\u3088\u3046\u306b\u81ea\u5206\u3067\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u89e3\u653e\u3057\u305f\u3064\u3082\u308a\u3067\u3082\u89e3\u653e\u3055\u308c\u3066\u3044\u306a\u3044\u306a\u3069\u3001\u8abf\u67fb\u304c\u5927\u5909\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u3001VisualStudio\u306e\u6a5f\u80fd\u3067\u539f\u56e0\u7b87\u6240\u306e\u7279\u5b9a\u304c\u884c\u3048\u305f\u306e\u3067\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-pullquote has-border-color has-vivid-cyan-blue-border-color\"><blockquote><p>\u8abf\u67fb\u65b9\u6cd5<\/p><\/blockquote><\/figure>\n\n\n\n<p>VisualStudio\u306b\u306f\u300c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9 \u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u30fc\u300d\u3068\u3044\u3046\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6e2c\u5b9a\u3092\u884c\u3046\u305f\u3081\u306e\u30c4\u30fc\u30eb\u304c\u3042\u308a\u3001\u3053\u306e\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u8abf\u67fb\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br>(\u6614\u306eVisualStudio\u306b\u306f\u6a5f\u80fd\u304c\u5b58\u5728\u3057\u3066\u3044\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u4eca\u56de\u306fVisualStudio2019\u3067\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002)<\/p>\n\n\n\n<p>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u8abf\u67fb\u3092\u884c\u3046\u5834\u5408\u3001\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u9593\u306e\u30e1\u30e2\u30ea\u306b\u3064\u3044\u3066\u6bd4\u8f03\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306a\u8abf\u67fb\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2460\u300c\u30c7\u30d0\u30c3\u30b0\u300d\u2192\u300c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9 \u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u30fc\u300d\u3092\u9078\u629e<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2461\u300c\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3092\u3064\u3051\u3066\u300c\u958b\u59cb\u300d\u3092\u9078\u629e<\/h4>\n\n\n\n<p>\u3000\u3000\u958b\u59cb\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"979\" height=\"642\" src=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb01.png\" alt=\"\" class=\"wp-image-1702\" srcset=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb01.png 979w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb01-300x197.png 300w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb01-768x504.png 768w\" sizes=\"auto, (max-width: 979px) 100vw, 979px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2462\uff11\u56de\u76ee\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97<\/h4>\n\n\n\n<p>\u3000\u3000\u8a08\u6e2c\u304c\u958b\u59cb\u3055\u308c\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u753b\u9762\u306b\u306a\u308a\u307e\u3059\u3002<br>\u3000\u3000\u300c\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u53d6\u5f97\u300d\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u6bd4\u8f03\u3059\u308b\u969b\u306e\u57fa\u6e96\u3068\u306a\u308b\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"623\" height=\"508\" src=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb02-1.png\" alt=\"\" class=\"wp-image-1710\" srcset=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb02-1.png 623w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb02-1-300x245.png 300w\" sizes=\"auto, (max-width: 623px) 100vw, 623px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2463\uff12\u56de\u76ee\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97<\/h4>\n\n\n\n<p>\u3000\u3000\u30e1\u30e2\u30ea\u304c\u5897\u3048\u3066\u3044\u308b\u72b6\u614b\u3067\u6bd4\u8f03\u306b\u4f7f\u7528\u3059\u308b\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2464\u300c\u53ce\u96c6\u306e\u505c\u6b62\u300d\u3092\u9078\u629e<\/h4>\n\n\n\n<p>\u3000\u3000\u505c\u6b62\u3059\u308b\u3053\u3068\u3067\u30ec\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-pullquote has-border-color has-vivid-cyan-blue-border-color\"><blockquote><p>\u30ec\u30dd\u30fc\u30c8\u306e\u898b\u65b9<\/p><\/blockquote><\/figure>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306aC#\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3001\u30dc\u30bf\u30f3\u3092\u62bc\u4e0b\u3059\u308b\u524d\u3068\u5f8c\u3067\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97\u3057\u305f\u969b\u306e\u30ec\u30dd\u30fc\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-csharp\" data-lang=\"C#\"><code>namespace TestMemoryLeak\n{\n    public partial class Form1 : Form\n    {\n        public Form1()\n        {\n            InitializeComponent();\n        }\n\n        List&lt;MemoryStream&gt; m_listData = new List&lt;MemoryStream&gt;();\n\n        private void button_A_Click(object sender, EventArgs e)\n        {\n            for (int i = 0; i &lt; 300; i++)\n            {\n                MemoryStream ms = new MemoryStream(new byte[50 * 1024]);\n                m_listData.Add(ms);\n            }\n        }\n    }\n}\n<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"639\" height=\"636\" src=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb03.png\" alt=\"\" class=\"wp-image-1703\" srcset=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb03.png 639w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb03-300x300.png 300w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb03-150x150.png 150w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><\/figure>\n\n\n\n<p>\u30ec\u30dd\u30fc\u30c8\u304c\u8868\u793a\u3055\u308c\u308b\u3068\u4e0a\u8a18\u306e\u753b\u50cf\u306e\u3088\u3046\u306b\u3001\u5909\u5316\u3057\u305f\u30e1\u30e2\u30ea\u91cf\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6570\u304c\u8868\u793a\u3055\u308c\u3001\u30af\u30ea\u30c3\u30af\u3059\u308b\u3053\u3068\u3067\u8a73\u7d30\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"426\" src=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb04-1024x426.png\" alt=\"\" class=\"wp-image-1704\" srcset=\"https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb04-1024x426.png 1024w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb04-300x125.png 300w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb04-768x320.png 768w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb04-1536x640.png 1536w, https:\/\/www.avancesys.co.jp\/laboratory\/wp-content\/uploads\/2025\/05\/\u8abf\u67fb04.png 1573w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4eca\u56de\u306e\u4f8b\u3067\u306f50KB\u306eMemoryStream\u304c300\u500b\u5897\u3048\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u306a\u304a\u3001\u30de\u30cd\u30fc\u30b8\u30c9\u30fb\u30d2\u30fc\u30d7\u3060\u3051\u3067\u306a\u304f\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30d2\u30fc\u30d7\u306b\u3064\u3044\u3066\u3082\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u4eca\u56de\u306f\u7d39\u4ecb\u3057\u307e\u305b\u3093\u304c\u300c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9 \u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u30fc\u300d\u3067\u306fCPU\u4f7f\u7528\u7387\u306a\u3069\u306e\u8abf\u67fb\u3082\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u3044\u308d\u3044\u308d\u306a\u8abf\u67fb\u306b\u6d3b\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-pullquote has-border-color has-vivid-cyan-blue-border-color\"><blockquote><p>\u6700\u5f8c\u306b<\/p><\/blockquote><\/figure>\n\n\n\n<p>\u4eca\u56de\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3092\u8abf\u67fb\u3059\u308b\u304d\u3063\u304b\u3051\u306f\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u7b87\u6240\u3067\u5f90\u3005\u306b\u30e1\u30e2\u30ea\u304c\u5897\u3048\u3066\u3044\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u304d\u3063\u304b\u3051\u3067\u3057\u305f\u3002<br>\u30a2\u30d7\u30ea\u3067\u306f\u8907\u6570\u306e\u51e6\u7406\u304c\u975e\u540c\u671f\u3067\u5b9f\u884c\u3055\u308c\u3066\u304a\u308a\u3001\u539f\u56e0\u7b87\u6240\u306e\u3042\u305f\u308a\u306f\u3064\u3051\u308b\u3053\u3068\u306f\u3067\u304d\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u7279\u5b9a\u307e\u3067\u306b\u306f\u3044\u305f\u3063\u3066\u304a\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<br>\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u6a5f\u80fd\u306b\u3088\u3063\u3066\u539f\u56e0\u306e\u7279\u5b9a\u3092\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u6a5f\u80fd\u3067\u5fc5\u305a\u3057\u3082\u89e3\u6c7a\u3059\u308b\u308f\u3051\u3067\u306f\u7121\u3044\u3068\u306f\u601d\u3044\u307e\u3059\u304c\u3001\u3044\u308d\u3044\u308d\u306a\u65b9\u6cd5\u3067\u8abf\u67fb\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u554f\u984c\u89e3\u6c7a\u306e\u624b\u52a9\u3051\u306b\u306a\u308c\u3070\u5e78\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"height:200px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"author":25,"featured_media":1701,"template":"","lc":[12],"lt":[33],"class_list":["post-1688","article","type-article","status-publish","has-post-thumbnail","hentry","lc-introduction","lt-windows"],"_links":{"self":[{"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/article\/1688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/article"}],"about":[{"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/types\/article"}],"author":[{"embeddable":true,"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/users\/25"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/media\/1701"}],"wp:attachment":[{"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/media?parent=1688"}],"wp:term":[{"taxonomy":"lc","embeddable":true,"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/lc?post=1688"},{"taxonomy":"lt","embeddable":true,"href":"https:\/\/www.avancesys.co.jp\/laboratory\/wp-json\/wp\/v2\/lt?post=1688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}