golang-stats-api-handler

Golang cpu, memory, gc, etc information api handler.

Install

go get github.com/fukata/golang-stats-api-handler

Example

import (
    "net/http"
    "log"
    "github.com/fukata/golang-stats-api-handler"
)
func main() {
    http.HandleFunc("/api/stats", stats_api.Handler)
    log.Fatal( http.ListenAndServe(":8080", nil) )
}

Response

$ curl -i http://localhost:8080/api/stats/
HTTP/1.1 200 OK
Content-Length: 375
Content-Type: application/json
Date: Sat, 30 Nov 2013 00:42:54 GMT

{
    "gc_num": 1,
    "gc_last": 1385772060688109000,
    "gc_next": 1622624,
    "memory_lookups": 68,
    "memory_sys": 272289616,
    "memory_total_alloc": 1257976,
    "memory_alloc": 1228864,
    "cgo_call_num": 0,
    "gomaxprocs": 4,
    "goroutine_num": 5,
    "cpu_num": 4,
    "memory_mallocs": 2185,
    "memory_frees": 59,
    "heap_alloc": 1228864,
    "heap_sys": 2097152,
    "heap_idle": 720896,
    "heap_inuse": 1376256,
    "heap_released": 0,
    "heap_objects": 2126
}