Thanks.
That kills the node process, but editing rc.conf does not seem to stop it from restating on the next reboot. though the overall memory usage seems to be down now. I'll see if it goes up over time.
last pid: 4593; load averages: 0.19, 0.16, 0.08 up 0+00:05:27 07:01:41
41 processes: 1 running, 40 sleeping
CPU: 0.0% user, 0.0% nice, 0.1% system, 0.0% interrupt, 99.9% idle
Mem: 184M Active, 98M Inact, 23M Laundry, 599M Wired, 6730M Free
ARC: 123M Total, 21M MFU, 89M MRU, 219K Anon, 1447K Header, 8165K Other
85M Compressed, 210M Uncompressed, 2.48:1 Ratio
Swap: 4096M Total, 4096M Free
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
1898 isy 30 20 0 256M 86M nanslp 2 0:08 0.63% isy-freebsd-x64
2636 isy 1 20 0 31M 18M select 2 0:00 0.05% mosquitto
1206 nobody 1 20 0 20M 7716K select 0 0:00 0.04% mosquitto
3430 polyglot 11 20 0 4459M 124M kqread 2 0:01 0.03% node
3469 admin 1 20 0 14M 3764K CPU2 2 0:00 0.02% top
1549 root 6 52 0 81M 15M uwait 1 0:00 0.01% udx-freebsd-x64
1186 ntpd 1 20 0 21M 5396K select 2 0:00 0.01% ntpd
3192