Check your system logs for oom_killer. Linux reaps processes that hog memory when system memory is low.
On Thu, Aug 6, 2020 at 11:52 AM Bill Engelke <[email protected]> wrote: > OK. I think my problem lies elsewhere; I think I have a bug in the > program - I think the program is crashing or getting a signal to quit. > Then the port it was listening on (of course) doesn't respond any more. > > Are there any circumstances where something in libuv issues a SIGKILL, or > other signal, or something like that because it has detected an error? > > > On Thursday, August 6, 2020 at 2:23:16 AM UTC-5, Ben Noordhuis wrote: >> >> On Wed, Aug 5, 2020 at 4:48 PM Bill Engelke <[email protected]> >> wrote: >> > >> > I have a program which acts as a server; I want it to listen on a >> port. Sometimes, many hours go by before any traffic comes to the port; I >> think this port is timing out and closing. >> > >> > What is the correct way to keep this port open when using libuv? I have >> looked at a variety of ways to do this (e.g., setting socket options, etc.) >> but I don't know which is best for use in libuv... >> >> If the socket listens on a port (i.e., is a server socket), there >> should be no issue with long periods of inactivity. (It's a different >> story with peer sockets but I infer that's not what you mean.) >> >> If the port becomes unreachable after a while, it's possible you have >> a time-based firewall rule somewhere that closes it off. >> > -- > You received this message because you are subscribed to the Google Groups > "libuv" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/libuv/104edfe7-0635-4530-aa5b-434f13078116o%40googlegroups.com > <https://groups.google.com/d/msgid/libuv/104edfe7-0635-4530-aa5b-434f13078116o%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "libuv" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/libuv/CADnj3W5ycyhmdAF8RC7NTKHi1AgdhMbh6qQtojwjAkyZ07-FRA%40mail.gmail.com.
