{"version":"1.0","provider_name":"Hatena Blog","width":"100%","description":"\u7d50\u8ad6 VM\u8d77\u52d5\u5f15\u6570\u3068\u3057\u3066\u6307\u5b9a\u3055\u308c\u305f-XX:StartFlightRecording=xxx=xxx,yyy=yyy\u3068\u3044\u3046\u5f62\u5f0f\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001VM\u3092\u8d77\u52d5\u3059\u308b\u9014\u4e2d\u3067\u3001JFR\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u521d\u671f\u5316\u3059\u308b\u30e1\u30bd\u30c3\u30c9(JfrOptionSet::initialize)\u3067jcmd \u306e\u65b9\u6cd5\u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001VM\u306fJFR\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a2d\u5b9a\u3059\u308b\u30e1\u30bd\u30c3\u30c9(JfrOptionSet::configure)\u3067\u5185\u90e8\u7684\u306b jcmd JFR.configure \u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u8a2d\u5b9a\u3092\u9069\u7528\u3057\u307e\u3059\u3002 VM\u3092\u8d77\u52d5\u3059\u308b\u51e6\u7406 VM\u3092\u8d77\u52d5\u3059\u308b\u51e6\u7406\u306e\u4e00\u90e8\u3068\u3057\u3066jdk/src/hotspot/share/jfr/recorder/serv\u2026","blog_title":"#chiroito \u2019s blog","image_url":null,"published":"2020-07-14 12:28:14","title":"JFR Under the hood : StartFlightRecording\u306eVM\u5f15\u6570\u3092JFR\u3078\u9069\u7528\u3059\u308b\u51e6\u7406","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fb.chiroito.dev%2Fentry%2F2020%2F07%2F14%2F122814\" title=\"JFR Under the hood : StartFlightRecording\u306eVM\u5f15\u6570\u3092JFR\u3078\u9069\u7528\u3059\u308b\u51e6\u7406 - #chiroito \u2019s blog\" 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":"chiroito","provider_url":"https://hatena.blog","blog_url":"https://b.chiroito.dev/","author_url":"https://blog.hatena.ne.jp/chiroito/","url":"https://b.chiroito.dev/entry/2020/07/14/122814","categories":["JFR Under the hood"],"type":"rich","height":"190"}