Re: [Xen-devel] [PATCH 2/8] oxenstored: add facilities to raise the max open fds uplimit

[Zheng Li <dev@xxxxxxxx>]

Hi David,

On 16/09/2014 10:38, David Vrabel wrote:
> On 15/09/14 23:39, Zheng Li wrote:
> > We need to know the system level max open fds so that we won't go above that.
> > Simply setting the limit to RLIM_INFINITY doesn't work on Linux 3.x (EPERM), a
> > patch on this went into the 2.x branch but not 3.x for some reason. Also,
> > getting the system level nr_open is not very straightfoward on 3.x, which is
> > mentioned in the comment inline.
>  From sysctl(2):
>
>         "Since Linux 2.6.24, uses of [the sysctl] system call result in
>          warnings in the kernel log.   Remove  it  from  your
>          programs now; use the /proc/sys interface instead."
>
> So using /proc/sys is the correct method and not some awkward workaround.
Good to know that, in which case I can remove majority words of the inline 
comment.

Will do in v2 (and reword the changeset summary).

Thanks,
Zheng

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