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6.9.2/6.10.3/6.11.0 Unable to fork docker network

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Diagnostics: morn-diagnostics-20220915-1214.zip

 

When visiting the Docker tab I sometimes stumble into an error message:

 

Quote

Warning: exec(): Unable to fork [docker network ls --format='{{.Name}}={{.Driver}}' 2>/dev/null] in /usr/local/emhttp/plugins/dynamix.docker.manager/include/DockerClient.php on line 979

 

And earlier today I received a similar error within CA on the apps tab.

 

Something really wrong went on during defaultSortOrder
Post the ENTIRE contents of this message in the Community Applications Support Thread

OS: 6.9.2
Modified CA
Browser: Mozilla/5.0 (X11; Linux x86_64; rv:104.0) Gecko/20100101 Firefox/104.0
Language:

<br /> <b>Warning</b>: exec(): Unable to fork [docker network ls --format='{{.Name}}={{.Driver}}' 2&gt;/dev/null] in <b>/usr/local/emhttp/plugins/dynamix.docker.manager/include/DockerClient.php</b> on line <b>979</b><br /> <br /> <b>Warning</b>: exec(): Unable to fork [/usr/local/emhttp/plugins/dynamix.plugin.manager/scripts/plugin 'version' '/var/log/plugins/community.applications.plg'] in <b>/usr/local/emhttp/plugins/dynamix.plugin.manager/include/PluginHelpers.php</b> on line <b>17</b><br /> <br /> <b>Warning</b>: shell_exec(): Unable to execute 'cd /usr/local/emhttp/plugins/community.applications &amp;&amp; md5sum -c ca.md5' in <b>/usr/local/emhttp/plugins/community.applications/include/exec.php</b> on line <b>62</b><br /> {"status":"ok"}

Ive also attached massivelog.txt  from the CA tab.massivelog.txt

 

Bonus bug:
Tried to download diagnostics and was met with

/boot/logs
Warning: exec(): Unable to fork [echo /usr/local/emhttp/webGui/scripts/diagnostics '/usr/local/emhttp/morn-diagnostics-20220915-1212.zip' | at NOW > /dev/null 2>&1] in /usr/local/emhttp/plugins/dynamix/include/Download.php on line 37
/morn-diagnostics-20220915-1212.zip

But trying to download again worked.

 

But the main issue seems to be DockerClient.php line 979.

Edited by shunde

Solved by shunde

I'd reboot and see what happens.  If there's still a problem, then post a new set of diagnostics (there's a ton of repeating errors logged, possibly all related, but hard to determine what exactly happened)

 

Would also be worthwhile to update to 6.10.3

  • Author

The specific issue with unable to fork docker network seems to pup up randomly. I've even switched hardware (not the usb stick I boot with). But just restarted and I can see stuff in Apps for now.

  • Author

It's back

Warning: exec(): Unable to fork [docker network ls --format='{{.Name}}={{.Driver}}' 2>/dev/null] in /usr/local/emhttp/plugins/dynamix.docker.manager/include/DockerClient.php on line 979

2022-09-15-193738_574x348_scrot.png

morn-diagnostics-20220915-1938.zip

 

Going to give 6.10.3 a try

Edited by shunde

  • Author

Happens on 6.10.3 as well.

 

morn-diagnostics-20220923-0930.zip
Over at the docker tab I have:

Quote

Warning: exec(): Unable to fork [docker network ls --format='{{.Name}}={{.Driver}}' 2>/dev/null] in /usr/local/emhttp/plugins/dynamix.docker.manager/include/DockerClient.php on line 1011

[09:03]

And in settings I get:

Quote

Warning: exec(): Unable to fork [pkill -f /usr/local/emhttp/plugins/dynamix.docker.manager/nchan/docker_load >/dev/null &] in /usr/local/emhttp/plugins/dynamix/include/DefaultPageLayout.php on line 545

 

 

Edit:
I did a reboot and still see the issue. But Diagnostics is never downloading. Its stuck on Downloading... - I've tried several times and the most scary thing is that I see "Unraid OS No Flash" instead of "Unraid OS Pro" from time to time.

 
On the bottom of the docker tab I have:

Quote

Warning: exec(): Unable to fork [pgrep 'rc.docker'] in /usr/local/emhttp/plugins/dynamix/include/Helpers.php on line 225


Edit:
Same errors in 6.11.0

Edited by shunde

  • shunde changed the title to 6.9.2/6.10.3/6.11.0 Unable to fork docker network
  • Author
  • Solution

Right.

 

I think I tested 3 CPUs, 2 motherboards and 5 or 6 sets of RAM (both ECC and non ECC) and had issues with memtest86+. Went and bought Memtest86 Pro and ran the same test many more times until I found a setup that worked.

 

That still gave me the errors with docker. So I bought a new USB stick and now it's gone. Yay

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