[cfarm-users] cfarm420~430 are back

Luke Yasuda jing at jing.rocks
Sat Nov 15 20:15:43 CET 2025


Hi everyone,

cfarm420~430 have been back for a while, but cfarm-admins have not had 
the time to update the DNS records since September. So here is the IP 
addresses, in case you need to access them now:

46.226.106.241
2001:4b98:dc0:43:f816:3eff:fe75:fe8e

The port numbers are not changed: they're {22420..22430}. 22NNN, where 
NNN is cfarmNNN.

I apologize for the long downtime and not having been able to announce 
it on cfarm-users (I only sent an email to cfarm-admins). I moved to a 
new place so the servers came with me. The "too hot and not enough A/C" 
situation has gone, I personally picked a very powerful air conditioning 
unit, and the summer has ended here in Tokyo. And the HBA turns out to 
be OK; it has not been melted due to the heat. It just needed to be 
reseated.

This ends the good news; the bad news is, the networking is suboptimal. 
My new home only has 320Mbps over the tv cable for now. I'll ask the ISP 
to evaluate if they can get me 10Gbps fiber optic line, in a few months. 
The actual upload speed seems to be capped at 10~15Mbps. Ah the cruel 
reality of residential internet. And the worst thing is that this ISP 
doesn't offer static IP. So I rented a VPS (gandi.net) and use ssh port 
forwarding to forward all the ports there (see the IP addresses above). 
The unique network setup has been tested to work: there was one user who 
contacted me in private, who wanted to retrieve some files from 
cfarm422. In case anyone wants to transfer large amount of files out 
from cfarm420~430, it's best to use rsync over ssh. If I'm lucky, this 
whole networking mess can be resolved in 5~6 months.

Side note: the motd is not up to date. The electricity the servers use 
is not 100% renewable energy anymore (I switched to another company), 
it's now "net-zero", by purchasing "green credit" for the amount of 
electricity used, which is not the same as native hydro or wind or solar 
power. This is also not ideal, but there is no power company that offers 
a "pure-native 100% renewable" plan here.

That has been the update.

Cheers,

-- 
Luke Yasuda
About me: https://jing.rocks/about/
GPG Fingerprint: 4E09 8D19 00AA 3F72 1899 2614 09B3 316E 13A1 1EFC
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