[cgl_discussion] Re: [cgl_specs] Support for asynchronous events

Stephen Hemminger shemminger at osdl.org
Tue Nov 12 10:43:19 PST 2002

Also, the current kernel community of interest in asynchronous I/O has
rallied around sys_epoll for Linux 2.5.  This is the system call
interface version of /dev/epoll which has several separate benchmarks
that show it is the fastest of the poll,select solutions.

The problem with each of these new interface models is defining the
semantic interaction across the already complex operating system.  How
does your new primitive interact with threads, signals, pipes, ipc,
sockets, devices, ...

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