[Unit]
Description=Apply kernel variable vm.kswapd_threads
DefaultDependencies=no
Conflicts=shutdown.target
After=systemd-sysctl.service systemd-modules-load.service
Before=sysinit.target
ConditionPathIsReadWrite=/proc/sys/
IgnoreOnIsolate=yes

[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart=/usr/syno/lib/systemd/scripts/syno-sysctl-kswapd-threads.sh

[X-Synology]