[systemd-devel] Memory in systemctl status
Reindl Harald
h.reindl at thelounge.net
Sun Sep 27 11:41:33 UTC 2020
Memory: 8.6G
looks like there is a large part of os-caching included where i wonmder
how that's done because a file can be read by muliple processes /
services and is hopfefully only once cached
however, that value makes little to no sense and if that's the same
value as accounted for "MemoryMax" it's plain wrong
[root at arrakis:~]$ free
total used free shared buff/cache
available
Mem: 15Gi 2.2Gi 585Mi 309Mi 12Gi
12Gi
Swap: 0B 0B 0B
[root at arrakis:~]$ systemctl status httpd.service
● httpd.service - Apache Webserver
Loaded: loaded (/usr/lib/systemd/system/httpd.service; enabled;
vendor preset: disabled)
Drop-In: /etc/systemd/system/httpd.service.d
└─lockdown.conf
Active: active (running) since Sun 2020-09-20 07:53:39 CEST; 1 weeks
0 days ago
Process: 1935633 ExecReload=/usr/sbin/httpd $OPTIONS -k graceful
(code=exited, status=0/SUCCESS)
Main PID: 713 (httpd)
Tasks: 17 (limit: 1024)
Memory: 8.6G
CPU: 2h 8min 5.442s
CGroup: /system.slice/httpd.service
├─ 713 /usr/sbin/httpd -D FOREGROUND
├─2151772 /usr/sbin/httpd -D FOREGROUND
├─2151803 /usr/sbin/httpd -D FOREGROUND
├─2151805 /usr/sbin/httpd -D FOREGROUND
├─2152130 /usr/sbin/httpd -D FOREGROUND
├─2152132 /usr/sbin/httpd -D FOREGROUND
├─2152188 /usr/sbin/httpd -D FOREGROUND
├─2152189 /usr/sbin/httpd -D FOREGROUND
├─2152199 /usr/sbin/httpd -D FOREGROUND
├─2152211 /usr/sbin/httpd -D FOREGROUND
├─2152213 /usr/sbin/httpd -D FOREGROUND
├─2152214 /usr/sbin/httpd -D FOREGROUND
├─2152215 /usr/sbin/httpd -D FOREGROUND
├─2152217 /usr/sbin/httpd -D FOREGROUND
├─2152220 /usr/sbin/httpd -D FOREGROUND
├─2152756 /usr/sbin/httpd -D FOREGROUND
└─2152886 /usr/sbin/httpd -D FOREGROUND
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