Moleculer: Detected a potential I/O issue on moleculer

Created on 27 May 2020  路  16Comments  路  Source: moleculerjs/moleculer

Prerequisites

Please answer the following questions for yourself before submitting an issue.

  • [x] I am running the latest version
  • [x] I checked the documentation and found no answer
  • [x] I checked to make sure that this issue has not already been filed
  • [x] I'm reporting the issue to the correct repository

Current Behavior

Detected a potential I/O issue
 - CPU Usage
 -Memory Usage

Expected Behavior

  • Should have no I/O issue.

Steps to Reproduce

Please provide detailed steps for reproducing the issue.

Context

Please provide any relevant information about your setup. This is important in case the issue is not reproducible except for under certain conditions.

  • Moleculer version: v0.14.7
  • NodeJS version: v10.20.1
  • Operating System: Mac OSX
Need more info Need reproduce

All 16 comments

Hello @icebob I added the reproduce steps yesterday. Am I missing anything? Thanks.

No, thanks, I saw, just I should reproduce it in my environment, as well. So this label is for me :)

I can't reproduce because I've got error from clinic:

process exited with exit code 1
- Analysing dataError: No files matching the pattern found
    at notFound (d:\Work\tmp\mol-clinic\node_modules\@nearform\node-trace-log-join\index.js:66:15)
    at combine (d:\Work\tmp\mol-clinic\node_modules\@nearform\node-trace-log-join\index.js:25:34)
    at d:\Work\tmp\mol-clinic\node_modules\@nearform\node-trace-log-join\index.js:21:5
    at FSReqCallback.oncomplete (fs.js:146:23)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] clinic:doctor: `clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' -- node node_modules/moleculer/bin/moleculer-runner.js --repl --hot services/**/*.service.js`
npm ERR! Exit status 1
npm ERR!

Thanks. Could you try to reproduce on again with this repo? https://github.com/jellydn/moleculer-demo I just tried and reproduced the issue.

@jellydn

D:\Projects\moleculer-demo>npm run clinic:doctor

[email protected] clinic:doctor D:\Projects\moleculer-demo
npx clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/*.service.js

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] clinic:doctor: `npx clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/*.service.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] clinic:doctor script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\..\AppData\Roaming\npm-cache\_logs\2020-06-04T08_49_58_539Z-debug.log

debug.log:

13 verbose stack Error: [email protected] clinic:doctor: `npx clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/*.service.js`
13 verbose stack Exit status 1
13 verbose stack     at EventEmitter.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)
13 verbose stack     at EventEmitter.emit (events.js:310:20)
13 verbose stack     at ChildProcess.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
13 verbose stack     at ChildProcess.emit (events.js:310:20)
13 verbose stack     at maybeClose (internal/child_process.js:1021:16)
13 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)

Thanks @IstenesImre @icebob I found the root cause. I have updated my reproduce repo https://github.com/jellydn/moleculer-demo Could you try again? Thanks.

@jellydn

git clone https://github.com/jellydn/moleculer-demo && cd moleculer-demo && npm i && npm run clinic:doctor

Output:

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] clinic:doctor: `npx clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the [email protected] clinic:doctor script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\....\AppData\Roaming\npm-cache\_logs\2020-06-08T07_06_17_966Z-debug.log

Debug.log:

13 verbose stack Error: [email protected] clinic:doctor: `npx clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js`
13 verbose stack Exit status 1
13 verbose stack     at EventEmitter.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)
13 verbose stack     at EventEmitter.emit (events.js:310:20)
13 verbose stack     at ChildProcess.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
13 verbose stack     at ChildProcess.emit (events.js:310:20)
13 verbose stack     at maybeClose (internal/child_process.js:1021:16)
13 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)

Scripts:

"scripts": {
    "dev": "moleculer-runner --repl --hot services/**/*.service.js",
    "clinic:doctor": "npx clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js",
...

```
npm run dev = starts normally
npm run clinic:doctor = exit 1

@IstenesImre Sorry, could you try again? I just removed npx from the script command. Thanks.

git clone https://github.com/jellydn/moleculer-demo && cd moleculer-demo && npm i && npm run clinic:doctor

@jellydn Same:

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] clinic:doctor: `clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js`
npm ERR! Exit status 1
1 silly lifecycle [email protected]~clinic:doctor: Returned: code: 1  signal: null
12 info lifecycle [email protected]~clinic:doctor: Failed to exec clinic:doctor script
13 verbose stack Error: [email protected] clinic:doctor: `clinic doctor --on-port 'npx autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js`
13 verbose stack Exit status 1
13 verbose stack     at EventEmitter.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)
13 verbose stack     at EventEmitter.emit (events.js:310:20)
13 verbose stack     at ChildProcess.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
13 verbose stack     at ChildProcess.emit (events.js:310:20)
13 verbose stack     at maybeClose (internal/child_process.js:1021:16)
13 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
14 verbose pkgid [email protected]

Sorry, I missed removing npx on the command. Could you try again? 馃檹 Thanks. @IstenesImre

git clone https://github.com/jellydn/moleculer-demo && cd moleculer-demo && npm i && npm run clinic:doctor

@jellydn

> clinic doctor --on-port 'autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js

events.js:287
      throw er; // Unhandled 'error' event
      ^

Error: spawn moleculer-runner ENOENT
    at Process.ChildProcess._handle.onexit (internal/child_process.js:267:19)
    at onErrorNT (internal/child_process.js:469:16)
    at processTicksAndRejections (internal/process/task_queues.js:84:21)
Emitted 'error' event on ChildProcess instance at:
    at Process.ChildProcess._handle.onexit (internal/child_process.js:273:12)
    at onErrorNT (internal/child_process.js:469:16)
    at processTicksAndRejections (internal/process/task_queues.js:84:21) {
  errno: 'ENOENT',
  code: 'ENOENT',
  syscall: 'spawn moleculer-runner',
  path: 'moleculer-runner',
  spawnargs: [ '--repl', '--hot', 'services/**/*.service.js' ]
}
3 verbose stack Error: [email protected] clinic:doctor: `clinic doctor --on-port 'autocannon -R 30 localhost:3000/api/greeter/hello' --  moleculer-runner --repl --hot services/**/*.service.js`
13 verbose stack Exit status 1
13 verbose stack     at EventEmitter.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)
13 verbose stack     at EventEmitter.emit (events.js:310:20)
13 verbose stack     at ChildProcess.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
13 verbose stack     at ChildProcess.emit (events.js:310:20)
13 verbose stack     at maybeClose (internal/child_process.js:1021:16)
13 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)

I guess you ran into this error because you're working on Windows. Here is my record. https://asciinema.org/a/W3OeM0S8yXWBojF0r2Hqb3yXu

Let me find a Windows PC and to reproduce the error. Thanks.

On CentOS works fine! results (doctor+bubbleproof): clinic.zip

Yes, from your zip file @IstenesImre You will see the issue which I am talking about

image

Could you tell me, in this moleculer-demo example what we see? Thanks :)

image

No problem. Pretty much is on the their document https://clinicjs.org/documentation/doctor/06-fixing-io-problem/ if you want to investigate.

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