Flame Graph


剛剛在「Igniting Node.js Flames」這邊看到這叫做 Flame Graph,出自「brendangregg/FlameGraph」這邊。

Linux 上可以用 perf 產生資料檔案,在 FreeBSD 或是 Solaris 上可以用 DTrace 產生... 是個來理解效能瓶頸的好工具 :o

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