Difference between revisions of "CLI/opt/--allow-uprobes"

From CRIU
Jump to navigation Jump to search
(Created page with "With the <code>--allow-uprobes</code> command-line option, CRIU can create checkpoint when Uprobes (user-space probes) VMAs are present. When this option is used during checkp...")
 
m
Line 1: Line 1:
With the <code>--allow-uprobes</code> command-line option, CRIU can create checkpoint when Uprobes (user-space probes) VMAs are present. When this option is used during checkpoint, it is also required on restore.
+
The <code>--allow-uprobes</code> command-line option allows CRIU to checkpoint and restore processes that have (or once had) a a kernel-created uprobes VMA (user-space probes virtual memory area). Since this VMA persists even after the probe is removed, CRIU cannot safely infer the probe state at checkpoint time without this option.

Revision as of 12:34, 7 October 2025

The --allow-uprobes command-line option allows CRIU to checkpoint and restore processes that have (or once had) a a kernel-created uprobes VMA (user-space probes virtual memory area). Since this VMA persists even after the probe is removed, CRIU cannot safely infer the probe state at checkpoint time without this option.