cannot remove memory constraints #22516
Description
docker update -m 0 <id> does not clear memory constraint
Output of docker version:
docker version
Client:
Version: 1.10.2
API version: 1.22
Go version: go1.5.3
Git commit: c3959b1
Built: Mon Feb 22 21:37:01 2016
OS/Arch: linux/amd64
Server:
Version: 1.10.2
API version: 1.22
Go version: go1.5.3
Git commit: c3959b1
Built: Mon Feb 22 21:37:01 2016
OS/Arch: linux/amd64
Output of docker info:
docker info
Containers: 8
Running: 3
Paused: 0
Stopped: 5
Images: 23
Server Version: 1.10.2
Storage Driver: aufs
Root Dir: /docker/aufs
Backing Filesystem: extfs
Dirs: 83
Dirperm1 Supported: false
Execution Driver: native-0.2
Logging Driver: json-file
Plugins:
Volume: local
Network: bridge null host
Kernel Version: 3.13.0-85-generic
Operating System: Ubuntu 14.04.4 LTS
OSType: linux
Architecture: x86_64
CPUs: 2
Total Memory: 7.797 GiB
Name: ip-10-12-217-245.123
ID: 6D77:ZEEK:VXZN:PXJK:7GLA:TRAG:HN65:XD42:VPVP:SYKH:Q4IK:HZF7
WARNING: No swap limit support
Labels:
org=123
Additional environment details (AWS, VirtualBox, physical, etc.):
AWS ubuntu instance
Steps to reproduce the issue:
docker create -m 1g busybox
dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20
docker inspect dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20 | grep "Memory"
"Memory": 1073741824,
docker update -m 0 dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20
dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20
docker inspect dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20 | grep "Memory"
"Memory": 1073741824,
docker update -m 4m dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20
dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20
docker inspect dba33cb016d80b25fc931383009f4f6a52deefd67fe23959763b7f792e4caf20 | grep "Memory"
"CpusetMems": "",
"KernelMemory": 0,
"Memory": 4194304,
Describe the results you received:
Memory was not updated to 0
Describe the results you expected:
Memory was set to 0
Additional information you deem important (e.g. issue happens only occasionally):
100% repo rate