SUBSYSTEM=="cpu", ACTION=="online", GOTO="kdump_reload_cpu"

SUBSYSTEM=="memory", ACTION=="online", GOTO="kdump_reload_mem"

SUBSYSTEM=="memory", ACTION=="offline", GOTO="kdump_reload_mem"

GOTO="kdump_reload_end"

# If kdump is not loaded, calling kdump-udev-throttle will end up

# doing nothing, but systemd-run will always generate extra logs for

# each call, so trigger the kdump-udev-throttler only if kdump

# service is active to avoid unnecessary logs

LABEL="kdump_reload_mem"

RUN+="/bin/sh -c '/usr/bin/systemctl is-active kdump.service || exit 0; /usr/bin/systemd-run --quiet --no-block /usr/lib/udev/kdump-udev-throttler'"

GOTO="kdump_reload_end"

LABEL="kdump_reload_cpu"

RUN+="/bin/sh -c '/usr/bin/systemctl is-active kdump.service || exit 0; ! test -f /sys/kernel/fadump/enabled || cat /sys/kernel/fadump/enabled | grep 0  || exit 0; /usr/bin/systemd-run --quiet --no-block /usr/lib/udev/kdump-udev-throttler'"

LABEL="kdump_reload_end"