Sending US arms to Ukraine is less about Ukraine than it is giving money to the US arms manufacturers. I’m sure those influential military industrial complex fat cats will find ways to keep the cash flowing - even if they have funnel it through someone else.

If the Ukranian numbers are to be believed (~1500 casualties/day) then this is about a 1 week supply of cannon fodder.

There are some monitoring tools which take a snapshot of the process table every few minutes. If you happen to run one of those, and your process happens to be running when the snapshots is taken you can catch it.

If this is a postgresql server and you have logging turned up with pids being logged, and the pin in question was a database process, you can probably find it in the database logs.