# 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"} 4.309e-05
go_gc_duration_seconds{quantile="0.25"} 6.113e-05
go_gc_duration_seconds{quantile="0.5"} 7.3091e-05
go_gc_duration_seconds{quantile="0.75"} 7.8741e-05
go_gc_duration_seconds{quantile="1"} 0.000166941
go_gc_duration_seconds_sum 0.027241126
go_gc_duration_seconds_count 411
# 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 15
# HELP go_info Information about the Go environment.
# TYPE go_info gauge
go_info{version="go1.27.2"} 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 2.7190976e+07
# 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 7.34756e+08
# 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 1.712913e+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 1.231754e+07
# 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 4.858608e+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 2.7190976e+07
# 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 1.0395648e+07
# 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 4.7538176e+07
# 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 580301
# 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 6.79936e+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 5.7933824e+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 1.7919274108399222e+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 1.2897841e+07
# 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 18368
# 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 32144
# 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 982080
# 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 1.02816e+06
# 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 5.471601e+07
# 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 1.353015e+06
# 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 786432
# 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 786432
# 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 6.7705096e+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 8
# HELP go_threads Number of OS threads created.
# TYPE go_threads gauge
go_threads 12
# HELP process_cpu_seconds_total Total user and system CPU time spent in seconds.
# TYPE process_cpu_seconds_total counter
process_cpu_seconds_total 13.58
# 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 1.833142e+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 1.587312e+06
# HELP process_open_fds Number of open file descriptors.
# TYPE process_open_fds gauge
process_open_fds 8
# HELP process_resident_memory_bytes Resident memory size in bytes.
# TYPE process_resident_memory_bytes gauge
process_resident_memory_bytes 8.9137152e+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 1.79188803878e+09
# HELP process_virtual_memory_bytes Virtual memory size in bytes.
# TYPE process_virtual_memory_bytes gauge
process_virtual_memory_bytes 1.345908736e+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 prom_mcp_api_call_duration_seconds Duration of Prometheus API calls, per endpoint, in seconds.
# TYPE prom_mcp_api_call_duration_seconds histogram
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="0.25"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="0.5"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="1"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="2"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="4"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="8"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="16"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="32"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="64"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="128"} 1
prom_mcp_api_call_duration_seconds_bucket{target_path="/api/v1/query",le="+Inf"} 1
prom_mcp_api_call_duration_seconds_sum{target_path="/api/v1/query"} 0.023257878
prom_mcp_api_call_duration_seconds_count{target_path="/api/v1/query"} 1
# HELP prom_mcp_build_info A metric with a constant '1' value with labels for version, commit and build_date from which prometheus-mcp was built.
# TYPE prom_mcp_build_info gauge
prom_mcp_build_info{build_date="",commit="",goversion="go1.27.2",version=""} 1
# HELP prom_mcp_docs_last_update_timestamp_seconds Unix timestamp of the last successful documentation update.
# TYPE prom_mcp_docs_last_update_timestamp_seconds gauge
prom_mcp_docs_last_update_timestamp_seconds 0
# HELP prom_mcp_docs_update_failures_total Total number of documentation update failures.
# TYPE prom_mcp_docs_update_failures_total counter
prom_mcp_docs_update_failures_total 0
# HELP prom_mcp_prompt_list_duration_seconds Duration of prompt list requests, in seconds.
# TYPE prom_mcp_prompt_list_duration_seconds histogram
prom_mcp_prompt_list_duration_seconds_bucket{le="0.25"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="0.5"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="1"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="2"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="4"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="8"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="16"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="32"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="64"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="128"} 0
prom_mcp_prompt_list_duration_seconds_bucket{le="+Inf"} 0
prom_mcp_prompt_list_duration_seconds_sum 0
prom_mcp_prompt_list_duration_seconds_count 0
# HELP prom_mcp_prompt_lists_failed_total Total number of prompt list request failures.
# TYPE prom_mcp_prompt_lists_failed_total counter
prom_mcp_prompt_lists_failed_total 0
# HELP prom_mcp_server_ready Info metric with a static '1' if the MCP server is ready, and '0' otherwise.
# TYPE prom_mcp_server_ready gauge
prom_mcp_server_ready 1
# HELP prom_mcp_tool_call_duration_seconds Duration of tool calls, per tool, in seconds.
# TYPE prom_mcp_tool_call_duration_seconds histogram
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="0.25"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="0.5"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="1"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="2"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="4"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="8"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="16"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="32"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="64"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="128"} 1
prom_mcp_tool_call_duration_seconds_bucket{tool_name="query",le="+Inf"} 1
prom_mcp_tool_call_duration_seconds_sum{tool_name="query"} 0.023819471
prom_mcp_tool_call_duration_seconds_count{tool_name="query"} 1
# HELP promhttp_metric_handler_errors_total Total number of internal errors encountered by the promhttp metric handler.
# TYPE promhttp_metric_handler_errors_total counter
promhttp_metric_handler_errors_total{cause="encoding"} 0
promhttp_metric_handler_errors_total{cause="gathering"} 0
# 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"} 1
promhttp_metric_handler_requests_total{code="500"} 0
promhttp_metric_handler_requests_total{code="503"} 0