| package main | |
| import ( | |
| "fmt" | |
| "log" | |
| "net" | |
| "os" | |
| "os/signal" | |
| "strings" | |
| "sync" |
Start by opening Google Chrome.
In Chrome, go to the page within our application where you are experiencing trouble
Select the Chrome menu (⋮) at the top-right of your browser window, then select Tools > Developer Tools.
The Developer Tools will open as a docked panel at the side or bottom of Chrome. Click on the Network tab.
Select the option Preserve log (at the top of the panel)
| package input | |
| import ( | |
| "fmt" | |
| "sync" | |
| "testing" | |
| ) | |
| // simple datastruct to provide a lock around an int variable | |
| type Data struct { |
| #!/usr/bin/python | |
| from __future__ import print_function | |
| import requests | |
| import json | |
| import argparse | |
| try: | |
| from Queue import Queue | |
| except: |
| goroutine 48039790 [running]: | |
| runtime/pprof.writeGoroutineStacks(0x7f51e32857f8, 0xc423a2e700, 0x30, 0xc42cb497a0) | |
| /usr/local/go/src/runtime/pprof/pprof.go:603 +0x79 | |
| runtime/pprof.writeGoroutine(0x7f51e32857f8, 0xc423a2e700, 0x2, 0xc466d92570, 0x40fdb8) | |
| /usr/local/go/src/runtime/pprof/pprof.go:592 +0x44 | |
| runtime/pprof.(*Profile).WriteTo(0x105b820, 0x7f51e32857f8, 0xc423a2e700, 0x2, 0xc423a2e700, 0xc466d927a0) | |
| /usr/local/go/src/runtime/pprof/pprof.go:302 +0x3b5 | |
| net/http/pprof.handler.ServeHTTP(0xc42cb493f1, 0x9, 0x7f51e1da60b0, 0xc423a2e700, 0xc432ecd600) | |
| /usr/local/go/src/net/http/pprof/pprof.go:209 +0x1d1 | |
| net/http/pprof.Index(0x7f51e1da60b0, 0xc423a2e700, 0xc432ecd600) |
| import sys | |
| sys.path.append('/opt/graphite/webapp') | |
| import os | |
| os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'graphite.settings') | |
| from graphite.http_pool import http | |
| from graphite.util import unpickle | |
| import time | |
| import io | |
| now = int(time.time()) |
| fatal error: concurrent map iteration and map write | |
| 2017/09/17 17:40:37 [I] graphiteProxy: request to graphite-17303-medium-wix:8080 failed, will retry: context canceled | |
| goroutine 21921 [running]: | |
| runtime.throw(0x9ad065, 0x26) | |
| /usr/local/go/src/runtime/panic.go:596 +0x95 fp=0xc4206a29e0 sp=0xc4206a29c0 | |
| runtime.mapiternext(0xc4206a2ba0) | |
| /usr/local/go/src/runtime/hashmap.go:737 +0x7ee fp=0xc4206a2a90 sp=0xc4206a29e0 | |
| runtime.mapiterinit(0x958d80, 0xc421196030, 0xc4206a2ba0) | |
| /usr/local/go/src/runtime/hashmap.go:727 +0x2b3 fp=0xc4206a2ae8 sp=0xc4206a2a90 |
| package main | |
| import ( | |
| "context" | |
| "fmt" | |
| "io/ioutil" | |
| "log" | |
| "net/http" | |
| "os" | |
| "strconv" |
| ## Global settings ## | |
| instance = "on-prem" | |
| max_procs = 4 | |
| spool_dir = "spool" | |
| pid_file = "carbon-relay-ng.pid" | |
| ## Logging ## | |
| # one of critical error warning notice info debug | |
| # see docs/logging.md for level descriptions |
| package api | |
| import ( | |
| "io/ioutil" | |
| "net/http" | |
| "net/http/httptest" | |
| "testing" | |
| "time" | |
| "github.com/raintank/metrictank/cluster" |