---
name: "criu-ns"
section: "1"
platform: "linux"
package: "criu"
version: "4.2.1-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/criu-ns"
---

# criu-ns(1)

." make the size of the head bigger **NAME** **criu-ns - run criu in different namespaces**

**." make the size of the head bigger** **SYNOPSIS**

**criu-ns** *dump* -t PID \[\<options\>\]

**criu-ns** *pre-dump* -t PID \[\<options\>\]

**criu-ns** *restore* \[\<options\>\]

**criu-ns** *check* \[\<options\>\]

." make the size of the head bigger **DESCRIPTION**

**The criu-ns** command executes *criu* in a new PID and mount namespace. The purpose of this wrapper script is to enable restoring a process tree that might require a specific PID that is already used on the system; so called "PID mismatch" problem.

." make the size of the head bigger **SEE ALSO**

**[nsenter(1)](/nsenter/1.md) [namespaces(7)](/namespaces/7.md) [criu(8)](/criu/8.md)**

**." make the size of the head bigger** **AUTHOR**

**The CRIU team**