{"id":8544,"date":"2024-03-15T00:55:09","date_gmt":"2024-03-14T15:55:09","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%ae%e3%83%a1%e3%83%a2%e3%83%aa%e4%bd%bf%e7%94%a8%e9%87%8f%e3%81%8c%e9%ab%98%e3%81%99%e3%81%8e%e3%82%8b%e5%a0%b4%e5%90%88%e3%80%81%e3%81%a9%e3%81%ae%e3%82%88%e3%81%86%e3%81%ab%e3%83%88\/"},"modified":"2025-08-03T20:43:34","modified_gmt":"2025-08-03T11:43:34","slug":"java%e3%81%ae%e3%83%a1%e3%83%a2%e3%83%aa%e4%bd%bf%e7%94%a8%e9%87%8f%e3%81%8c%e9%ab%98%e3%81%99%e3%81%8e%e3%82%8b%e5%a0%b4%e5%90%88%e3%80%81%e3%81%a9%e3%81%ae%e3%82%88%e3%81%86%e3%81%ab%e3%83%88","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%ae%e3%83%a1%e3%83%a2%e3%83%aa%e4%bd%bf%e7%94%a8%e9%87%8f%e3%81%8c%e9%ab%98%e3%81%99%e3%81%8e%e3%82%8b%e5%a0%b4%e5%90%88%e3%80%81%e3%81%a9%e3%81%ae%e3%82%88%e3%81%86%e3%81%ab%e3%83%88\/","title":{"rendered":"Java\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u9ad8\u3059\u304e\u308b\uff1f\u539f\u56e0\u3068\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0"},"content":{"rendered":"

Java\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u9ad8\u3044\u30e1\u30e2\u30ea\u3092\u5360\u6709\u3059\u308b\u539f\u56e0\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u304f\u3042\u308b\u7406\u7531\u306b\u3088\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n

    \n
  1. \u5185\u5b58\u6cc4\u6f0f\uff1a\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u5185\u5b58\u6cc4\u6f0f\u304c\u3042\u308b\u3068\u3001\u30e1\u30e2\u30ea\u304c\u6301\u7d9a\u7684\u306b\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002Heap Dump\u89e3\u6790\u30c4\u30fc\u30eb\uff08\u4f8b\uff1ajvisualvm\u3001jmap\u3001MAT\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e1\u30e2\u30ea\u30c0\u30f3\u30d7\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u78ba\u8a8d\u3057\u3001\u5927\u91cf\u306e\u30e1\u30e2\u30ea\u3092\u4f7f\u7528\u3057\u3066\u89e3\u653e\u3055\u308c\u3066\u3044\u306a\u3044\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n
  2. \u5185\u5b58\u6ea2\u51fa\uff1a\u5982\u679c\u7a0b\u5e8f\u4e2d\u5b58\u5728\u5927\u91cf\u5bf9\u8c61\u7684\u521b\u5efa\u6216\u9012\u5f52\u8c03\u7528\u7b49\u60c5\u51b5\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5185\u5b58\u6ea2\u51fa\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u865a\u62df\u673a\u53c2\u6570\uff08\u5982-Xmx\u3001-Xms\u7b49\uff09\u6765\u589e\u52a0\u5806\u5185\u5b58\u5927\u5c0f\uff0c\u4ece\u800c\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/li>\n
  3. \u983b\u7e41\u306aGC\u51e6\u7406\u306f\u3001\u6027\u80fd\u306e\u4f4e\u4e0b\u3084\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u5897\u52a0\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002GC\u30ed\u30b0\u5206\u6790\u30c4\u30fc\u30eb\uff08\u4f8b\uff1aG1\u30ed\u30b0\u5206\u6790\u30c4\u30fc\u30eb\u3001GCViewer\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066GC\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u3001GC\u306e\u983b\u5ea6\u3092\u6e1b\u3089\u3059\u305f\u3081\u306bGC\u6226\u7565\u3092\u6700\u9069\u5316\u3057\u3001GC\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n
  4. \u591a\u91cd\u30b9\u30ec\u30c3\u30c9\u306e\u554f\u984c\uff1a\u5927\u91cf\u306e\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u6210\u3068\u64cd\u4f5c\u304c\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3042\u308b\u5834\u5408\u3001\u30e1\u30e2\u30ea\u306e\u4f7f\u7528\u91cf\u304c\u9ad8\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30ec\u30c3\u30c9\u30b9\u30bf\u30c3\u30af\u5206\u6790\u30c4\u30fc\u30eb\uff08jstack\u3001VisualVM\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066\u30b9\u30ec\u30c3\u30c9\u30b9\u30bf\u30c3\u30af\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3001\u30b9\u30ec\u30c3\u30c9\u7ba1\u7406\u6226\u7565\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n
  5. \u5927\u898f\u6a21\u30c7\u30fc\u30bf\u51e6\u7406\uff1a\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u9ad8\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u6700\u9069\u5316\u3057\u3001\u30c7\u30fc\u30bf\u306e\u683c\u7d0d\u3068\u51e6\u7406\u306e\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u3092\u6e1b\u3089\u3059\u3053\u3068\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ol>\n

    \u4e0a\u8a18\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001Java\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u904e\u5ea6\u306b\u30e1\u30e2\u30ea\u3092\u4f7f\u7528\u3059\u308b\u554f\u984c\u3092\u6bb5\u968e\u7684\u306b\u7279\u5b9a\u3057\u3001\u89e3\u6c7a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u5b89\u5b9a\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    Java\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u9ad8\u3044\u30e1\u30e2\u30ea\u3092\u5360\u6709\u3059\u308b\u539f\u56e0\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u304f\u3042\u308b\u7406\u7531\u306b\u3088\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff1a \u5185\u5b58\u6cc4\u6f0f\uff1a\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u5185\u5b58\u6cc4\u6f0f\u304c\u3042\u308b\u3068\u3001\u30e1\u30e2\u30ea\u304c\u6301\u7d9a\u7684\u306b\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002Heap Dump\u89e3\u6790\u30c4\u30fc\u30eb\uff08\u4f8b\uff1ajvisua […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[42,1584,79,263,1302],"class_list":["post-8544","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java","tag-outofmemoryerror","tag-79","tag-263","tag-1302"],"yoast_head":"\nJava\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u9ad8\u3059\u304e\u308b\uff1f\u539f\u56e0\u3068\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Java\u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u7570\u5e38\u306b\u9ad8\u3044\u5834\u5408\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u65b9\u6cd5\u3092\u89e3\u8aac\u3002\u539f\u56e0\u7279\u5b9a\u304b\u3089\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u307e\u3067\u3001\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u3067\u89e3\u6c7a\u7b56\u3092\u63d0\u793a\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u9ad8\u3059\u304e\u308b\u5834\u5408\u3001\u3069\u306e\u3088\u3046\u306b\u30c8\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u9ad8\u3059\u304e\u308b\uff1f\u539f\u56e0\u3068\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\" \/>\n<meta property=\"og:description\" content=\"Java\u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u7570\u5e38\u306b\u9ad8\u3044\u5834\u5408\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u65b9\u6cd5\u3092\u89e3\u8aac\u3002\u539f\u56e0\u7279\u5b9a\u304b\u3089\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u307e\u3067\u3001\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u3067\u89e3\u6c7a\u7b56\u3092\u63d0\u793a\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u9ad8\u3059\u304e\u308b\u5834\u5408\u3001\u3069\u306e\u3088\u3046\u306b\u30c8\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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