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ilkkachu
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After a few days, docker fails with errors
docker[8927]: level=error msg="Error running exec in container: execcantrun: Cannot run exec command 34a26 in container 4972e576: [8] System error: fork/exec /proc/self/exe: cannot allocate memory\n"

docker[8927]: level=error msg="Error running exec in container: execcantrun: Cannot run exec command 34a26 in container 4972e576: [8] System error: fork/exec /proc/self/exe: cannot allocate memory\n" 
root         34763  9.3    0.8    10680004   535208   ?      Ssl  Mar13 1334:17 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  ```

See VSZ is almost 10G  

free -m  
         ```    total       used       free     shared    buffers     cached 
Mem:         63012      60128       2883        816          1       6775 
-/+ buffers/cache:      53351       9660 
Swap:         8191       7581        610  ```

If I restart docker service, the issue goes away until reoccurrence after a few days.  

After docker restart, VSZ is around 2G  
```root      27144  2.4  0.0 1786272 44432 ?       Ssl  17:44   4:47 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  ```

Anyone seen it or suggestion?
USER       PID %CPU %MEM    VSZ     RSS    TTY      STAT START   TIME COMMAND 
root         34763  9.3    0.8    10680004   535208   ?      Ssl  Mar13 1334:17 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  

See VSZ is almost 10G

free -m

             total       used       free     shared    buffers     cached 
Mem:         63012      60128       2883        816          1       6775 
-/+ buffers/cache:      53351       9660 
Swap:         8191       7581        610  

If I restart docker service, the issue goes away until reoccurrence after a few days.

After docker restart, VSZ is around 2G

root      27144  2.4  0.0 1786272 44432 ?       Ssl  17:44   4:47 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  

Anyone seen it or suggestion?

After a few days, docker fails with errors
docker[8927]: level=error msg="Error running exec in container: execcantrun: Cannot run exec command 34a26 in container 4972e576: [8] System error: fork/exec /proc/self/exe: cannot allocate memory\n"

root         34763  9.3    0.8    10680004   535208   ?      Ssl  Mar13 1334:17 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  ```

See VSZ is almost 10G  

free -m  
         ```    total       used       free     shared    buffers     cached 
Mem:         63012      60128       2883        816          1       6775 
-/+ buffers/cache:      53351       9660 
Swap:         8191       7581        610  ```

If I restart docker service, the issue goes away until reoccurrence after a few days.  

After docker restart, VSZ is around 2G  
```root      27144  2.4  0.0 1786272 44432 ?       Ssl  17:44   4:47 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  ```

Anyone seen it or suggestion?

After a few days, docker fails with errors

docker[8927]: level=error msg="Error running exec in container: execcantrun: Cannot run exec command 34a26 in container 4972e576: [8] System error: fork/exec /proc/self/exe: cannot allocate memory\n" 
USER       PID %CPU %MEM    VSZ     RSS    TTY      STAT START   TIME COMMAND 
root         34763  9.3    0.8    10680004   535208   ?      Ssl  Mar13 1334:17 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  

See VSZ is almost 10G

free -m

             total       used       free     shared    buffers     cached 
Mem:         63012      60128       2883        816          1       6775 
-/+ buffers/cache:      53351       9660 
Swap:         8191       7581        610  

If I restart docker service, the issue goes away until reoccurrence after a few days.

After docker restart, VSZ is around 2G

root      27144  2.4  0.0 1786272 44432 ?       Ssl  17:44   4:47 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  

Anyone seen it or suggestion?

Source Link
J H
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docker fork/exec /proc/self/exe: cannot allocate memory

After a few days, docker fails with errors
docker[8927]: level=error msg="Error running exec in container: execcantrun: Cannot run exec command 34a26 in container 4972e576: [8] System error: fork/exec /proc/self/exe: cannot allocate memory\n"

Docker 1.9.1 (upgrade is not an option)

root         34763  9.3    0.8    10680004   535208   ?      Ssl  Mar13 1334:17 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  ```

See VSZ is almost 10G  

free -m  
         ```    total       used       free     shared    buffers     cached 
Mem:         63012      60128       2883        816          1       6775 
-/+ buffers/cache:      53351       9660 
Swap:         8191       7581        610  ```

If I restart docker service, the issue goes away until reoccurrence after a few days.  

After docker restart, VSZ is around 2G  
```root      27144  2.4  0.0 1786272 44432 ?       Ssl  17:44   4:47 /usr/bin/docker daemon -H fd:// --insecure-registry=0.0.0.0/0 --log-level=warn --ip-forward=false  ```

Anyone seen it or suggestion?