{"width":"100%","published":"2025-08-09 16:51:02","version":"1.0","blog_url":"https://blog1.mammb.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog1.mammb.com%2Fentry%2F2025%2F08%2F09%2F165102\" title=\"Java Flight Recorder (JFR) \u306e\u306f\u3058\u3081\u304b\u305f - A Memorandum\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"Naotsugu","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/N/Naotsugu/20250809/20250809163554.png","type":"rich","height":"190","blog_title":"A Memorandum","url":"https://blog1.mammb.com/entry/2025/08/09/165102","title":"Java Flight Recorder (JFR) \u306e\u306f\u3058\u3081\u304b\u305f","categories":[],"provider_url":"https://hatena.blog","description":"JFR \u3068\u306f JFR \u3068 JMC(JDK Mission Control\uff09 JFR \u306e\u6709\u52b9\u5316 JFR \u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u6307\u5b9a StartFlightRecording \u30aa\u30d7\u30b7\u30e7\u30f3\u8a2d\u5b9a\u4e00\u89a7 FlightRecorderOptions \u30aa\u30d7\u30b7\u30e7\u30f3\u8a2d\u5b9a\u4e00\u89a7 jcmd \u304b\u3089\u306e\u64cd\u4f5c JFR \u3068\u306f Java Flight Recorder\uff08JFR\uff09\u3068\u306f\u3001\u5b9f\u884c\u4e2d\u306eJava\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u95a2\u3059\u308b\u8a3a\u65ad\u60c5\u5831\u3084\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3059\u308b\u305f\u3081\u306e\u3001JVM \u306b\u7d44\u307f\u8fbc\u307e\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u8a18\u9332\u30c4\u30fc\u30eb\u3067\u3059\u3002 \u305d\u306e\u540d\u524d\u306e\u901a\u308a\u3001\u822a\u7a7a\u6a5f\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u300c\u30d5\u30e9\u30a4\u30c8\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c0\u30fc\uff08\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\uff09\u300d\u306b\u4f3c\u305f\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002 \u3064\u307e\u308a\u3001\u30b7\u30b9\u2026","author_url":"https://blog.hatena.ne.jp/Naotsugu/","provider_name":"Hatena Blog"}