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authorFelix Geisendörfer <felix.geisendoerfer@datadoghq.com>2023-05-23 12:35:48 +0200
committerGopher Robot <gobot@golang.org>2023-05-23 19:17:04 +0000
commit131267f1476d35c8daab4368aebd274b2f180fe4 (patch)
tree53abf93ed5b379caf453aa57d8e85f371627adc8
parenta63afe4720e5eb4fbb76baf38a41cbf60e739fd4 (diff)
downloadgo-131267f1476d35c8daab4368aebd274b2f180fe4.tar.xz
runtime/metrics: add /gc/scan/heap:bytes
For #56857 Change-Id: If3b962f575c33b2cc29f89e33c7aafb476d98ce9 Reviewed-on: https://go-review.googlesource.com/c/go/+/497575 Auto-Submit: Michael Knyszek <mknyszek@google.com> TryBot-Result: Gopher Robot <gobot@golang.org> Reviewed-by: David Chase <drchase@google.com> Run-TryBot: Felix Geisendörfer <felix.geisendoerfer@datadoghq.com> Reviewed-by: Michael Knyszek <mknyszek@google.com>
-rw-r--r--src/runtime/metrics.go6
-rw-r--r--src/runtime/metrics/description.go5
-rw-r--r--src/runtime/metrics/doc.go3
3 files changed, 14 insertions, 0 deletions
diff --git a/src/runtime/metrics.go b/src/runtime/metrics.go
index da189565c5..356d21ae7d 100644
--- a/src/runtime/metrics.go
+++ b/src/runtime/metrics.go
@@ -195,6 +195,12 @@ func initMetrics() {
out.scalar = gcController.globalsScan.Load()
},
},
+ "/gc/scan/heap:bytes": {
+ compute: func(in *statAggregate, out *metricValue) {
+ out.kind = metricKindUint64
+ out.scalar = gcController.heapScan.Load()
+ },
+ },
"/gc/heap/allocs-by-size:bytes": {
deps: makeStatDepSet(heapStatsDep),
compute: func(in *statAggregate, out *metricValue) {
diff --git a/src/runtime/metrics/description.go b/src/runtime/metrics/description.go
index 8275148fdd..ac6f437075 100644
--- a/src/runtime/metrics/description.go
+++ b/src/runtime/metrics/description.go
@@ -300,6 +300,11 @@ var allDesc = []Description{
Kind: KindUint64,
},
{
+ Name: "/gc/scan/heap:bytes",
+ Description: "The total amount of heap space that is scannable.",
+ Kind: KindUint64,
+ },
+ {
Name: "/gc/scan/stack:bytes",
Description: "The number of bytes of stack that were scanned last GC cycle.",
Kind: KindUint64,
diff --git a/src/runtime/metrics/doc.go b/src/runtime/metrics/doc.go
index 0392e76677..15fba2b5d4 100644
--- a/src/runtime/metrics/doc.go
+++ b/src/runtime/metrics/doc.go
@@ -219,6 +219,9 @@ Below is the full list of supported metrics, ordered lexicographically.
/gc/scan/globals:bytes
The total amount of global variable space that is scannable.
+ /gc/scan/heap:bytes
+ The total amount of heap space that is scannable.
+
/gc/scan/stack:bytes
The number of bytes of stack that were scanned last GC cycle.