Use of pool servers reveals unacceptable crash rate in async DNS

Mark Atwood fallenpegasus at gmail.com
Sun Jun 26 23:25:45 UTC 2016


Is getaddrinfo_a() in RTEMS?  QNX?   BSD?

On Sun, Jun 26, 2016 at 7:06 AM Eric S. Raymond <esr at thyrsus.com> wrote:

> Eric S. Raymond <esr at thyrsus.com>:
> > > What would you do if we discovered a case where we wanted it?
> >
> > Cry a lot.  Then add logic to force synchronous DNS when memlocking is
> > selected, and document this as a workaround for a bug we haven't fixed
> yet.
>
> Ugh.  Our options have just narrowed.  I've just seen
>
> libgcc_s.so.1 must be installed for pthread_cancel to work
> Aborted (core dumped)
>
> with memlock off in the build.
>
> I think the homebrew async-lookup code has to go.  Even if we installed
> the warmup fix, I don't think I'd trust it.
> --
>                 <a href="http://www.catb.org/~esr/">Eric S. Raymond</a>
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