runtime: TestReadMetricsSched failures

[gopherbot]

#!watchflakes
default <- pkg ~ `runtime.*` && test ~ `TestReadMetricsSched/.*`

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestReadMetricsSched/running
    metrics_test.go:1595: /sched/goroutines/not-in-go:goroutines: 0
    metrics_test.go:1595: /sched/goroutines/runnable:goroutines: 5
    metrics_test.go:1595: /sched/goroutines/running:goroutines: 5
    metrics_test.go:1595: /sched/goroutines/waiting:goroutines: 62
    metrics_test.go:1617: /sched/goroutines/running:goroutines too low; 5 < 10
--- FAIL: TestReadMetricsSched/running (1.08s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime:cpu1" && test == "TestReadMetricsSched/running"

2025-08-15 18:31 gotip-netbsd-arm64 go@13df972f runtime:cpu1.TestReadMetricsSched/running (log)

=== RUN   TestReadMetricsSched/running
    metrics_test.go:1595: /sched/goroutines/not-in-go:goroutines: 0
    metrics_test.go:1595: /sched/goroutines/runnable:goroutines: 5
    metrics_test.go:1595: /sched/goroutines/running:goroutines: 5
    metrics_test.go:1595: /sched/goroutines/waiting:goroutines: 62
    metrics_test.go:1617: /sched/goroutines/running:goroutines too low; 5 < 10
--- FAIL: TestReadMetricsSched/running (1.08s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime:cpu1" && test == "TestReadMetricsSched/running"

2025-08-16 01:10 gotip-windows-arm64 go@77f911e3 runtime:cpu1.TestReadMetricsSched/running (log)

=== RUN   TestReadMetricsSched/running
    metrics_test.go:1600: /sched/goroutines/not-in-go:goroutines: 0
    metrics_test.go:1600: /sched/goroutines/runnable:goroutines: 2
    metrics_test.go:1600: /sched/goroutines/running:goroutines: 8
    metrics_test.go:1600: /sched/goroutines/waiting:goroutines: 59
    metrics_test.go:1600: /sched/goroutines-created:goroutines: 5517
    metrics_test.go:1600: /sched/threads/total:threads: 11
    metrics_test.go:1626: /sched/goroutines/running:goroutines too low; 8 < 10
--- FAIL: TestReadMetricsSched/running (1.04s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime:cpu1" && test == "TestReadMetricsSched/running"

2025-08-18 15:57 gotip-netbsd-arm64 go@c3927a47 runtime:cpu1.TestReadMetricsSched/running (log)

=== RUN   TestReadMetricsSched/running
    metrics_test.go:1600: /sched/goroutines/not-in-go:goroutines: 0
    metrics_test.go:1600: /sched/goroutines/runnable:goroutines: 8
    metrics_test.go:1600: /sched/goroutines/running:goroutines: 2
    metrics_test.go:1600: /sched/goroutines/waiting:goroutines: 62
    metrics_test.go:1600: /sched/goroutines-created:goroutines: 5131
    metrics_test.go:1600: /sched/threads/total:threads: 12
    metrics_test.go:1626: /sched/goroutines/running:goroutines too low; 2 < 10
--- FAIL: TestReadMetricsSched/running (5.00s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime:cpu1" && test == "TestReadMetricsSched/running"

2025-08-19 19:37 gotip-netbsd-arm64 go@de2d7416 runtime:cpu1.TestReadMetricsSched/running (log)

=== RUN   TestReadMetricsSched/running
    metrics_test.go:1600: /sched/goroutines/not-in-go:goroutines: 0
    metrics_test.go:1600: /sched/goroutines/runnable:goroutines: 3
    metrics_test.go:1600: /sched/goroutines/running:goroutines: 7
    metrics_test.go:1600: /sched/goroutines/waiting:goroutines: 62
    metrics_test.go:1600: /sched/goroutines-created:goroutines: 5131
    metrics_test.go:1600: /sched/threads/total:threads: 13
    metrics_test.go:1626: /sched/goroutines/running:goroutines too low; 7 < 10
--- FAIL: TestReadMetricsSched/running (1.02s)

— watchflakes

[prattmic]

cc @golang/runtime @mknyszek

All failures but one on netbsd (other on windows).