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

show

show monitored access pattern

status

show DAMON status

record

record data accesses

report

report the recorded data accesses in the specified form

replay

replay the recorded data accesses

reclaim

control DAMON_RECLAIM

lru_sort

control DAMON_LRU_SORT

version

print the version number

fmt_json

convert damo-start cmdline option to DAMON json input

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