# HELP go_gc_duration_seconds A summary of the wall-time pause (stop-the-world) duration in garbage collection cycles.
# TYPE go_gc_duration_seconds summary
go_gc_duration_seconds{quantile="0"} 5.7941e-05
go_gc_duration_seconds{quantile="0.25"} 0.000407971
go_gc_duration_seconds{quantile="0.5"} 0.000625877
go_gc_duration_seconds{quantile="0.75"} 0.000970329
go_gc_duration_seconds{quantile="1"} 0.002354025
go_gc_duration_seconds_sum 0.021975684
go_gc_duration_seconds_count 30
# HELP go_gc_gogc_percent Heap size target percentage configured by the user, otherwise 100. This value is set by the GOGC environment variable, and the runtime/debug.SetGCPercent function. Sourced from /gc/gogc:percent.
# TYPE go_gc_gogc_percent gauge
go_gc_gogc_percent 100
# HELP go_gc_gomemlimit_bytes Go runtime memory limit configured by the user, otherwise math.MaxInt64. This value is set by the GOMEMLIMIT environment variable, and the runtime/debug.SetMemoryLimit function. Sourced from /gc/gomemlimit:bytes.
# TYPE go_gc_gomemlimit_bytes gauge
go_gc_gomemlimit_bytes 9.223372036854776e+18
# HELP go_goroutines Number of goroutines that currently exist.
# TYPE go_goroutines gauge
go_goroutines 11
# HELP go_info Information about the Go environment.
# TYPE go_info gauge
go_info{version="go1.26.4"} 1
# HELP go_memstats_alloc_bytes Number of bytes allocated in heap and currently in use. Equals to /memory/classes/heap/objects:bytes.
# TYPE go_memstats_alloc_bytes gauge
go_memstats_alloc_bytes 2.978224e+06
# HELP go_memstats_alloc_bytes_total Total number of bytes allocated in heap until now, even if released already. Equals to /gc/heap/allocs:bytes.
# TYPE go_memstats_alloc_bytes_total counter
go_memstats_alloc_bytes_total 5.1571432e+07
# HELP go_memstats_buck_hash_sys_bytes Number of bytes used by the profiling bucket hash table. Equals to /memory/classes/profiling/buckets:bytes.
# TYPE go_memstats_buck_hash_sys_bytes gauge
go_memstats_buck_hash_sys_bytes 1.459929e+06
# HELP go_memstats_frees_total Total number of heap objects frees. Equals to /gc/heap/frees:objects + /gc/heap/tiny/allocs:objects.
# TYPE go_memstats_frees_total counter
go_memstats_frees_total 442793
# HELP go_memstats_gc_sys_bytes Number of bytes used for garbage collection system metadata. Equals to /memory/classes/metadata/other:bytes.
# TYPE go_memstats_gc_sys_bytes gauge
go_memstats_gc_sys_bytes 3.187952e+06
# HELP go_memstats_heap_alloc_bytes Number of heap bytes allocated and currently in use, same as go_memstats_alloc_bytes. Equals to /memory/classes/heap/objects:bytes.
# TYPE go_memstats_heap_alloc_bytes gauge
go_memstats_heap_alloc_bytes 2.978224e+06
# HELP go_memstats_heap_idle_bytes Number of heap bytes waiting to be used. Equals to /memory/classes/heap/released:bytes + /memory/classes/heap/free:bytes.
# TYPE go_memstats_heap_idle_bytes gauge
go_memstats_heap_idle_bytes 7.421952e+06
# HELP go_memstats_heap_inuse_bytes Number of heap bytes that are in use. Equals to /memory/classes/heap/objects:bytes + /memory/classes/heap/unused:bytes
# TYPE go_memstats_heap_inuse_bytes gauge
go_memstats_heap_inuse_bytes 4.571136e+06
# HELP go_memstats_heap_objects Number of currently allocated objects. Equals to /gc/heap/objects:objects.
# TYPE go_memstats_heap_objects gauge
go_memstats_heap_objects 7330
# HELP go_memstats_heap_released_bytes Number of heap bytes released to OS. Equals to /memory/classes/heap/released:bytes.
# TYPE go_memstats_heap_released_bytes gauge
go_memstats_heap_released_bytes 6.627328e+06
# HELP go_memstats_heap_sys_bytes Number of heap bytes obtained from system. Equals to /memory/classes/heap/objects:bytes + /memory/classes/heap/unused:bytes + /memory/classes/heap/released:bytes + /memory/classes/heap/free:bytes.
# TYPE go_memstats_heap_sys_bytes gauge
go_memstats_heap_sys_bytes 1.1993088e+07
# HELP go_memstats_last_gc_time_seconds Number of seconds since 1970 of last garbage collection.
# TYPE go_memstats_last_gc_time_seconds gauge
go_memstats_last_gc_time_seconds 1.7895561994724011e+09
# HELP go_memstats_mallocs_total Total number of heap objects allocated, both live and gc-ed. Semantically a counter version for go_memstats_heap_objects gauge. Equals to /gc/heap/allocs:objects + /gc/heap/tiny/allocs:objects.
# TYPE go_memstats_mallocs_total counter
go_memstats_mallocs_total 450123
# HELP go_memstats_mcache_inuse_bytes Number of bytes in use by mcache structures. Equals to /memory/classes/metadata/mcache/inuse:bytes.
# TYPE go_memstats_mcache_inuse_bytes gauge
go_memstats_mcache_inuse_bytes 4592
# HELP go_memstats_mcache_sys_bytes Number of bytes used for mcache structures obtained from system. Equals to /memory/classes/metadata/mcache/inuse:bytes + /memory/classes/metadata/mcache/free:bytes.
# TYPE go_memstats_mcache_sys_bytes gauge
go_memstats_mcache_sys_bytes 16072
# HELP go_memstats_mspan_inuse_bytes Number of bytes in use by mspan structures. Equals to /memory/classes/metadata/mspan/inuse:bytes.
# TYPE go_memstats_mspan_inuse_bytes gauge
go_memstats_mspan_inuse_bytes 69760
# HELP go_memstats_mspan_sys_bytes Number of bytes used for mspan structures obtained from system. Equals to /memory/classes/metadata/mspan/inuse:bytes + /memory/classes/metadata/mspan/free:bytes.
# TYPE go_memstats_mspan_sys_bytes gauge
go_memstats_mspan_sys_bytes 81600
# HELP go_memstats_next_gc_bytes Number of heap bytes when next garbage collection will take place. Equals to /gc/heap/goal:bytes.
# TYPE go_memstats_next_gc_bytes gauge
go_memstats_next_gc_bytes 5.004962e+06
# HELP go_memstats_other_sys_bytes Number of bytes used for other system allocations. Equals to /memory/classes/other:bytes.
# TYPE go_memstats_other_sys_bytes gauge
go_memstats_other_sys_bytes 602039
# HELP go_memstats_stack_inuse_bytes Number of bytes obtained from system for stack allocator in non-CGO environments. Equals to /memory/classes/heap/stacks:bytes.
# TYPE go_memstats_stack_inuse_bytes gauge
go_memstats_stack_inuse_bytes 589824
# HELP go_memstats_stack_sys_bytes Number of bytes obtained from system for stack allocator. Equals to /memory/classes/heap/stacks:bytes + /memory/classes/os-stacks:bytes.
# TYPE go_memstats_stack_sys_bytes gauge
go_memstats_stack_sys_bytes 589824
# HELP go_memstats_sys_bytes Number of bytes obtained from system. Equals to /memory/classes/total:byte.
# TYPE go_memstats_sys_bytes gauge
go_memstats_sys_bytes 1.7930504e+07
# HELP go_sched_gomaxprocs_threads The current runtime.GOMAXPROCS setting, or the number of operating system threads that can execute user-level Go code simultaneously. Sourced from /sched/gomaxprocs:threads.
# TYPE go_sched_gomaxprocs_threads gauge
go_sched_gomaxprocs_threads 2
# HELP go_threads Number of OS threads created.
# TYPE go_threads gauge
go_threads 5
# HELP playground_http_request_duration_seconds HTTP request latency by route pattern.
# TYPE playground_http_request_duration_seconds histogram
playground_http_request_duration_seconds_bucket{path="/",le="0.01"} 13
playground_http_request_duration_seconds_bucket{path="/",le="0.05"} 13
playground_http_request_duration_seconds_bucket{path="/",le="0.1"} 13
playground_http_request_duration_seconds_bucket{path="/",le="0.25"} 13
playground_http_request_duration_seconds_bucket{path="/",le="0.5"} 13
playground_http_request_duration_seconds_bucket{path="/",le="1"} 13
playground_http_request_duration_seconds_bucket{path="/",le="2.5"} 13
playground_http_request_duration_seconds_bucket{path="/",le="5"} 13
playground_http_request_duration_seconds_bucket{path="/",le="10"} 13
playground_http_request_duration_seconds_bucket{path="/",le="+Inf"} 13
playground_http_request_duration_seconds_sum{path="/"} 0.0019517620000000001
playground_http_request_duration_seconds_count{path="/"} 13
playground_http_request_duration_seconds_bucket{path="/api/notes",le="0.01"} 176
playground_http_request_duration_seconds_bucket{path="/api/notes",le="0.05"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="0.1"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="0.25"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="0.5"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="1"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="2.5"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="5"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="10"} 178
playground_http_request_duration_seconds_bucket{path="/api/notes",le="+Inf"} 178
playground_http_request_duration_seconds_sum{path="/api/notes"} 0.432464489
playground_http_request_duration_seconds_count{path="/api/notes"} 178
playground_http_request_duration_seconds_bucket{path="/api/status",le="0.01"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="0.05"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="0.1"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="0.25"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="0.5"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="1"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="2.5"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="5"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="10"} 200
playground_http_request_duration_seconds_bucket{path="/api/status",le="+Inf"} 200
playground_http_request_duration_seconds_sum{path="/api/status"} 0.010590967999999996
playground_http_request_duration_seconds_count{path="/api/status"} 200
playground_http_request_duration_seconds_bucket{path="/db",le="0.01"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="0.05"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="0.1"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="0.25"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="0.5"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="1"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="2.5"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="5"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="10"} 4
playground_http_request_duration_seconds_bucket{path="/db",le="+Inf"} 4
playground_http_request_duration_seconds_sum{path="/db"} 0.001093996
playground_http_request_duration_seconds_count{path="/db"} 4
playground_http_request_duration_seconds_bucket{path="/health",le="0.01"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="0.05"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="0.1"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="0.25"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="0.5"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="1"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="2.5"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="5"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="10"} 1058
playground_http_request_duration_seconds_bucket{path="/health",le="+Inf"} 1058
playground_http_request_duration_seconds_sum{path="/health"} 0.07863788299999984
playground_http_request_duration_seconds_count{path="/health"} 1058
playground_http_request_duration_seconds_bucket{path="/metrics",le="0.01"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="0.05"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="0.1"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="0.25"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="0.5"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="1"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="2.5"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="5"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="10"} 235
playground_http_request_duration_seconds_bucket{path="/metrics",le="+Inf"} 235
playground_http_request_duration_seconds_sum{path="/metrics"} 0.5578029389999999
playground_http_request_duration_seconds_count{path="/metrics"} 235
playground_http_request_duration_seconds_bucket{path="unmatched",le="0.01"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="0.05"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="0.1"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="0.25"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="0.5"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="1"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="2.5"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="5"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="10"} 1
playground_http_request_duration_seconds_bucket{path="unmatched",le="+Inf"} 1
playground_http_request_duration_seconds_sum{path="unmatched"} 5.98e-05
playground_http_request_duration_seconds_count{path="unmatched"} 1
# HELP playground_http_requests_total HTTP requests by route pattern and status code.
# TYPE playground_http_requests_total counter
playground_http_requests_total{code="200",path="/"} 13
playground_http_requests_total{code="200",path="/api/notes"} 178
playground_http_requests_total{code="200",path="/api/status"} 200
playground_http_requests_total{code="200",path="/db"} 4
playground_http_requests_total{code="200",path="/health"} 1058
playground_http_requests_total{code="200",path="/metrics"} 235
playground_http_requests_total{code="404",path="unmatched"} 1
# HELP process_cpu_seconds_total Total user and system CPU time spent in seconds.
# TYPE process_cpu_seconds_total counter
process_cpu_seconds_total 12.57
# HELP process_max_fds Maximum number of open file descriptors.
# TYPE process_max_fds gauge
process_max_fds 1.048576e+06
# HELP process_network_receive_bytes_total Number of bytes received by the process over the network.
# TYPE process_network_receive_bytes_total counter
process_network_receive_bytes_total 1.024568e+06
# HELP process_network_transmit_bytes_total Number of bytes sent by the process over the network.
# TYPE process_network_transmit_bytes_total counter
process_network_transmit_bytes_total 1.464704e+06
# HELP process_open_fds Number of open file descriptors.
# TYPE process_open_fds gauge
process_open_fds 12
# HELP process_resident_memory_bytes Resident memory size in bytes.
# TYPE process_resident_memory_bytes gauge
process_resident_memory_bytes 2.555904e+07
# HELP process_start_time_seconds Start time of the process since unix epoch in seconds.
# TYPE process_start_time_seconds gauge
process_start_time_seconds 1.78955275442e+09
# HELP process_virtual_memory_bytes Virtual memory size in bytes.
# TYPE process_virtual_memory_bytes gauge
process_virtual_memory_bytes 1.306308608e+09
# HELP process_virtual_memory_max_bytes Maximum amount of virtual memory available in bytes.
# TYPE process_virtual_memory_max_bytes gauge
process_virtual_memory_max_bytes 1.8446744073709552e+19
# HELP promhttp_metric_handler_requests_in_flight Current number of scrapes being served.
# TYPE promhttp_metric_handler_requests_in_flight gauge
promhttp_metric_handler_requests_in_flight 1
# HELP promhttp_metric_handler_requests_total Total number of scrapes by HTTP status code.
# TYPE promhttp_metric_handler_requests_total counter
promhttp_metric_handler_requests_total{code="200"} 235
promhttp_metric_handler_requests_total{code="500"} 0
promhttp_metric_handler_requests_total{code="503"} 0