feat: JVM metrics via hsperfdata (no hooking)#384

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spike/jvm-metrics-nodemon

Commits on May 24, 2026

nodemon: add JVM heap metrics via hsperfdata (no hooking)

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nodemon: bound jvm metrics scrape to avoid OOM

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nodemon: add stage timing logs for jvm metrics query

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nodemon: log JVM scrape stages at info level

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Commits on May 25, 2026

nodemon: log hsperfdata path+size before parse

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nodemon: harden hsperfdata parser bounds

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nodemon: parse hsperfdata header fields as big-endian

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nodemon: parse hsperfdata header fields using detected endianness

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feat: add JVM metrics + flag sources via nodemon (no hooking)

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nodemon: fix JVM safepoint units, cgroupv2 IDs, CI lint; drop build marker

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