What is the future of epoll and asynchronous I/O in Linux? Are there any emerging technologies or kernel features that might impact or complement epoll in the future?

Sep 20, 2021 ... Epoll wait sometimes misses signalfd signals ... I'm coding a simple app that has two threads; both use signalfd and epoll to wait on input ... May 29, 2022 ... The video introduces a way to optimize WebSocket connections on a single server instance. It demos it by connecting over 1m WebSocket connections to a server. Feb 5, 2020 ... Server is crashing with error "epoll: Function not implemented". How to fix? ... If you are either running a 2.4.x (or older) kernel and/or glibc ... Jun 17, 2019 ... From time to time my tvh server crashes and it needs to be restarted. In log I noticed this record tvhpoll: failed to create epoll [Too many open files] Jun 6, 2021 ... epoll() is great because it forces the kernel developer to make a file descriptor like device for signals, while kqueue is full of “technical debt” May 6, 2024 ... epoll is simply a faster, and can be used wherever the latter is used since it shares the same semantics. Jan 7, 2014 ... This article highlights the difference among the polling methods and provides suggestions what to use. Jan 10, 2017 ... All file descriptors on Unix systems start out in "blocking mode". That means that I/O system calls like read, write, or connect can block. EPOLLEXCLUSIVE. Wake only one epoll object when the associated fd has an event. The default (if this flag is not set) is to wake all epoll objects polling on a ... NioSocketChannel → EpollSocketChannel. Because the native transport is not part of the Netty core, you need to pull the netty-transport-native-epoll as a ...