■free -w -h

               total        used        free      shared     buffers       cache   available
Mem:           1.9Gi       1.1Gi       130Mi        40Mi       111Mi       836Mi       839Mi
Swap:          2.0Gi        69Mi       1.9Gi

■ps aux --sort -%mem

USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
mysql    1168482  0.8 24.1 2316972 485848 ?      Ssl   3月01  43:33 /usr/sbin/mysqld
nginx    1168570  0.0 12.6 274656092 255212 ?    Sl    3月01   1:47 dotnet WebApp.dll
root      865678  0.0  4.6 132356 92784 ?        S<s   2月05   1:44 /usr/lib/systemd/systemd-journald
_fluentd 1168531  0.1  3.5 204668 70828 ?        Sl    3月01   7:21 /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     1013668  0.2  3.3 1497828 67456 ?       Ssl   2月18  45:37 /usr/bin/python3 /usr/bin/fail2ban-server -xf start
_fluentd 1168527  0.0  1.5 178732 31552 ?        Sl    3月01   1:53 /opt/fluent/bin/ruby /opt/fluent/bin/fluentd --log /var/log/fluent/fluentd.log --daemon /var/run/fluent/fluentd.pid
root     1168508  0.0  1.4  39500 28880 ?        Ss    3月01   0:54 /usr/bin/python3 /usr/bin/supervisord -n -c /etc/supervisor/supervisord.conf
root     1168446  0.0  1.3 223416 27008 ?        SLsl  3月01   0:31 /sbin/multipathd -d -s
ntpsec   1168438  0.0  0.9  85676 20004 ?        SLs   3月01   0:21 /usr/sbin/ntpd -p /run/ntpd.pid -c /etc/ntpsec/ntp.conf -g -N -u ntpsec:ntpsec
root           1  0.0  0.5  22416 11776 ?        Ss    2025   5:23 /usr/lib/systemd/systemd --system --deserialize=72