jefftk

Co-lead (Near-Term Detection) at the Nucleic Acid Observatory in Boston. Speaking for myself unless I say otherwise.

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jefftk20

I did see your comment on FB! I'm still thinking about what I want to try next. I'm worried that silicone with your method would tear, though.

jefftk20

If I only ever ssh'd into a single EC2 instance (aws-ec2-compute) then that would work, but I have several. Since Host ec2-*.compute-1.amazonaws.com matches any EC2 instance, and there's no way to tell from the hostname whether this is the one I'm calling ec2_0, ec2_1, ec2_2 etc, I can't do this through the .ssh/config.

jefftk20

I don't see how I could put them in .ssh/config? Lets say I have three hosts, with instance IDs i-0abcdabcd, i-1abcdabcd, and i-2abcdabcd. I start them with commands like start_ec2 0, start_ec2 1 etc where start_ec2 knows my alias-to-instance ID mapping and does aws --profile sb ec2 start-instances --instance-ids <alias>. Then to ssh in I have commands like ssh_ec2 0 which looks up the hostname for the instance and then ssh's to it.

jefftk20

They're weird: input and output in the same jack. They're for connecting to external effects, often through a cable that splits TRS to dual TS.

jefftk20

do you already know that a piezo signal is much improved by a preamp with >1 meg ohm input impedance?

Very much so, yes! And input impedance this high pretty much requires an active circuit.

jefftk20

I have never met anyone, nor heard of anyone, who was somehow under the impression that cream cheese frosting is in any way incongruous or weird.

Strange; I've run into this multiple times. Most memorably, when my five year old younger sister was really upset that her birthday cake has cream cheese frosting -- "cream cheese goes on bagels". At a time when she already had had and liked cheesecake.

jefftk20

That's elegant in some sense, but somehow doesn't feel like the right way to do it.

jefftk70

I like this idea a lot, but I'm nervous about setting the right CPU threshold. Too low and it never shuts off, too high and it shuts down in the middle of something when waiting for a slow download. But possibly if I looked at load logs I'd see it's so clearly either ~zero or >>zero that it's not fussy?

jefftk20

Fixed! I was missing a comma.

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