IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Golang fields

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Golang fields

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Golang module

golang

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expvar

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expvar

golang.expvar.cmdline

The cmdline of this Go program start with.

type: keyword

heap

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The Go program heap information exposed by expvar.

golang.heap.cmdline

The cmdline of this Go program start with.

type: keyword

gc

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Garbage collector summary.

total_pause

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Total GC pause duration over lifetime of process.

golang.heap.gc.total_pause.ns

Duration in Ns.

type: long

golang.heap.gc.total_count

Total number of GC was happened.

type: long

golang.heap.gc.next_gc_limit

Next collection will happen when HeapAlloc > this amount.

type: long

format: bytes

golang.heap.gc.cpu_fraction

Fraction of CPU time used by GC.

type: float

pause

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Last GC pause durations during the monitoring period.

golang.heap.gc.pause.count

Count of GC pause duration during this collect period.

type: long

sum

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Total GC pause duration during this collect period.

golang.heap.gc.pause.sum.ns

Duration in Ns.

type: long

max

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Max GC pause duration during this collect period.

golang.heap.gc.pause.max.ns

Duration in Ns.

type: long

avg

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Average GC pause duration during this collect period.

golang.heap.gc.pause.avg.ns

Duration in Ns.

type: long

system

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Heap summary,which bytes was obtained from system.

golang.heap.system.total

Total bytes obtained from system (sum of XxxSys below).

type: long

format: bytes

golang.heap.system.obtained

Via HeapSys, bytes obtained from system. heap_sys = heap_idle + heap_inuse.

type: long

format: bytes

golang.heap.system.stack

Bytes used by stack allocator, and these bytes was obtained from system.

type: long

format: bytes

golang.heap.system.released

Bytes released to the OS.

type: long

format: bytes

allocations

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Heap allocations summary.

golang.heap.allocations.mallocs

Number of mallocs.

type: long

golang.heap.allocations.frees

Number of frees.

type: long

golang.heap.allocations.objects

Total number of allocated objects.

type: long

golang.heap.allocations.total

Bytes allocated (even if freed) throughout the lifetime.

type: long

format: bytes

golang.heap.allocations.allocated

Bytes allocated and not yet freed (same as Alloc above).

type: long

format: bytes

golang.heap.allocations.idle

Bytes in idle spans.

type: long

format: bytes

golang.heap.allocations.active

Bytes in non-idle span.

type: long

format: bytes

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