---
name: "damo"
section: "1"
platform: "linux"
package: "damo"
version: "2.8.3-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/damo"
---

# damo(1)

Data Access Monitoring Operator

## NAME

damo - Data Access Monitoring Operator

## SYNOPSIS

**damo** \[-h\] \<command\> ...

## DESCRIPTION

\`damo\` is a user space tool for DAMON, a data access monitoring subsystem for the Linux kernel. Using this, you can monitor the data access patterns of your system or workloads and make data access-aware memory management optimizations.

Control DAMON and show its results

## OPTIONS

- **-h**, **--help**

  show this help message and exit

## COMMANDS

- start

  start DAMON with given parameters

- tune

  update input parameters of ongoing DAMON

- stop

  stop running DAMON

- record

  record data accesses and additional information

- report

  visualize the 'record'-generated or snapshot data

- replay

  replay the recorded data accesses

- module

  control DAMON kernel modules

- reclaim

  control DAMON\_RECLAIM

- lru\_sort

  control DAMON\_LRU\_SORT

- help

  provide help for given topics

- args

  generate complex arguments for other commands

- version

  print the version number

- schemes

  apply operation schemes

- monitor

  repeat the recording and the reporting of data accesses

- features

  list supported DAMON features in the kernel

- validate

  validate a given record result file

- adjust

  adjust the record results with different monitoring attributes

- convert\_record\_format

  convert DAMON result record file's format

- record\_info

  print basic information of a data accesses record file

- diagnose

  generate a report on if DAMON is malfunctioning

- pa\_layout

  show physical address layout