45 lines
966 B
Ucode
45 lines
966 B
Ucode
let f = fs.open("/proc/stat");
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if (!f)
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return false;
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const desc = [
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null,
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"user",
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"nice",
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"system",
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"idle",
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"iowait",
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"irq",
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"softirq",
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"steal",
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"guest",
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"guest_nice",
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];
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const m_cpu = counter("node_cpu_seconds_total");
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let line;
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while (line = nextline(f)) {
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const x = wsplit(line);
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if (length(x) < 2)
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continue;
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if (match(x[0], /^cpu\d+/)) {
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const count = min(length(x), length(desc));
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for (let i = 1; i < count; i++)
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m_cpu({ cpu: x[0], mode: desc[i] }, x[i] / 100.0);
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} else if (x[0] == "intr")
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counter("node_intr_total")(null, x[1]);
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else if (x[0] == "ctxt")
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counter("node_context_switches_total")(null, x[1]);
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else if (x[0] == "btime")
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gauge("node_boot_time_seconds")(null, x[1]);
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else if (x[0] == "processes")
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counter("node_forks_total")(null, x[1]);
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else if (x[0] == "procs_running")
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gauge("node_procs_running_total")(null, x[1]);
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else if (x[0] == "procs_blocked")
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gauge("node_procs_blocked_total")(null, x[1]);
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}
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