Difference between revisions of "Atop"
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↑ https://linux.die.net/man/1/atop
↑ https://haydenjames.io/use-atop-linux-server-performance-analysis/
(Created page with "Atop is an ASCII full-screen performance monitor for Linux that is capable of reporting the activity of all processes even if processes have finished during the interval and d...") |
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== See also == | == See also == | ||
| − | * [[ | + | * [[sar|sysstat]] |
* [[/acct/]] package and lastcomm command (https://www.gnu.org/software/acct/) | * [[/acct/]] package and lastcomm command (https://www.gnu.org/software/acct/) | ||
* [[/auditd/]] | * [[/auditd/]] | ||
Revision as of 07:21, 16 December 2019
Atop is an ASCII full-screen performance monitor for Linux that is capable of reporting the activity of all processes even if processes have finished during the interval and daily logging of system and process activity for long-term analysis. To collect information atop switches on the process accounting mechanism in the kernel[1].
- Crontab:
/etc/cron.d/atop->/usr/share/atop/atop.daily(INTERVAL=600) - Data storage:
/var/log/atop
Usage
- View interactively today recorded activity:
atop -r(presstto see next interval) atopsar -A[2]atopsar -OReport top 3 processes consuming CPU
Activities
- Read LWN article about atop: https://lwn.net/Articles/387202/
See also
- sysstat
- /acct/ package and lastcomm command (https://www.gnu.org/software/acct/)
- /auditd/
- monitoring
- Linux server administration/Performance and Troubleshooting
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