DOCKER(1) Docker User Manuals DOCKER(1)

# [NAME](#NAME)

docker-update - Update configuration of one or more containers

# [SYNOPSIS](#SYNOPSIS)

**docker update \[OPTIONS] CONTAINER \[CONTAINER...]**

# [DESCRIPTION](#DESCRIPTION)

Alias for **docker container update**.

# [OPTIONS](#OPTIONS)

**--blkio-weight**=0 Block IO (relative weight), between 10 and 1000, or 0 to disable (default 0)

**--cpu-period**=0 Limit CPU CFS (Completely Fair Scheduler) period

**--cpu-quota**=0 Limit CPU CFS (Completely Fair Scheduler) quota

**--cpu-rt-period**=0 Limit the CPU real-time period in microseconds

**--cpu-rt-runtime**=0 Limit the CPU real-time runtime in microseconds

**-c**, **--cpu-shares**=0 CPU shares (relative weight)

**--cpus**= Number of CPUs

**--cpuset-cpus**="" CPUs in which to allow execution (0-3, 0,1)

**--cpuset-mems**="" MEMs in which to allow execution (0-3, 0,1)

**-m**, **--memory**=0 Memory limit

**--memory-reservation**=0 Memory soft limit

**--memory-swap**=0 Swap limit equal to memory plus swap: -1 to enable unlimited swap

**--pids-limit**=0 Tune container pids limit (set -1 for unlimited)

**--restart**="" Restart policy to apply when a container exits

# [SEE ALSO](#SEE_ALSO)

[**docker(1)**](/man/os/docker-cli/docker.1)

Sep 2026 Docker Community

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Document: docker-update(1) from docker-cli 29.8.1-r0 (Chainguard OS)
Source: https://github.com/docker/cli