docker-update

dynamically update container resource limits

TLDR

Update CPU limit

$ docker update --cpus [2] [container]

Update memory limit

$ docker update --memory [512m] [container]

Update restart policy

$ docker update --restart [always] [container]

Update multiple containers

$ docker update --memory [1g] [container1] [container2]

Remove memory limit

$ docker update --memory [0] [container]

SYNOPSIS

docker update [options] container [container...]

DESCRIPTION

docker update dynamically updates container resource constraints. Allows changing CPU, memory, and restart settings without recreating the container.

PARAMETERS

--cpus decimal

Number of CPUs.

--memory -m bytes

Memory limit.

--memory-swap bytes

Swap limit (-1 for unlimited).

--restart string

Restart policy (no, on-failure, always, unless-stopped).

--cpu-shares int

CPU shares (relative weight).

--kernel-memory bytes

Kernel memory limit.