[erlang-questions] kernel-poll problem

Mikael Pettersson mikpe@REDACTED
Thu Jan 11 17:57:36 CET 2007

On Thu, 11 Jan 2007 15:31:43 +0100, Fredrik Thulin wrote:
>    $ /pkg/erlang/R11B-2_poll/bin/erl +K true
>    erts_poll_create_pollset(): Failed to create epoll set: enosys (38)

ENOSYS means that this kernel doesn't have epoll system calls.
Either it's too old, or EPOLL has been disabled.

>    Aborted
>    $
> This is on Linux 2.6.11 (under Xen), with glibc 2.3.3.
> Has anyone seen this, or better still, solved this?

Enable EPOLL in your kernel, or upgrade to a newer kernel.
2.6.11 is pretty ancient.


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