---
name: "docker-update"
section: "1"
platform: "linux"
package: "docker"
version: "1:29.9.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/docker-update"
---

# docker-update(1)

Update configuration of one or more containers

## NAME

docker-update - Update configuration of one or more containers

## SYNOPSIS

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

## DESCRIPTION

Alias for **docker container update**.

## 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

**[docker(1)](/docker/1.md)**