■free -w -h

               total        used        free      shared     buffers       cache   available
Mem:           1.9Gi       1.5Gi       121Mi        41Mi        42Mi       423Mi       382Mi
Swap:          2.0Gi        25Mi       2.0Gi

■ps aux --sort -%mem

USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
nginx       1035  0.2 39.9 274879796 803664 ?    Sl    5月31   1:57 dotnet WebApp.dll
mysql        963  0.7 22.4 2328328 451636 ?      Ssl   5月31   5:38 /usr/sbin/mysqld
_fluentd    1076  0.1  3.4 204792 69248 ?        Sl    5月31   1:00 /opt/fluent/bin/ruby -Eascii-8bit:ascii-8bit /opt/fluent/bin/fluentd --log /var/log/fluent/fluentd.log --daemon /var/run/fluent/fluentd.pid --under-supervisor
root         781  0.1  3.2 1438040 65232 ?       Ssl   5月31   1:23 /usr/bin/python3 /usr/bin/fail2ban-server -xf start
_fluentd    1073  0.0  2.1 178792 43508 ?        Sl    5月31   0:14 /opt/fluent/bin/ruby /opt/fluent/bin/fluentd --log /var/log/fluent/fluentd.log --daemon /var/run/fluent/fluentd.pid
root         365  0.0  1.3 288952 27136 ?        SLsl  5月31   0:04 /sbin/multipathd -d -s
root         801  0.0  1.1  39488 22708 ?        Ss    5月31   0:07 /usr/bin/python3 /usr/bin/supervisord -n -c /etc/supervisor/supervisord.conf
ntpsec       799  0.0  0.9  85680 20000 ?        SLs   5月31   0:03 /usr/sbin/ntpd -p /run/ntpd.pid -c /etc/ntpsec/ntp.conf -g -N -u ntpsec:ntpsec
root         313  0.0  0.9  66824 19052 ?        S<s   5月31   0:02 /usr/lib/systemd/systemd-journald
root         855  0.0  0.9 110684 18816 ?        Ssl   5月31   0:00 /usr/bin/python3 /usr/share/unattended-upgrades/unattended-upgrade-shutdown --wait-for-signal