Too many references: cannot splice

[Timo Sirainen]

On 26 Oct 2016, at 11:14, Luis Ugalde <forondarena at gmail.com> wrote:
> 
> Hi,
> 
> Could you please have a look at  https://lkml.org/lkml/2016/2/2/538 and see
> if this makes any sense to you? I've been checking kernel changes
> between linux_3.16.7 and linux_3.16.36, and this has popped out. Could this
> be the reason for the "too many references" errors?

Does the attached patch help?

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> 
> Regards,
> 
> Luis Ugalde.
> 
> On Thu, Oct 13, 2016 at 3:47 PM, Luis Ugalde <forondarena at gmail.com> wrote:
> 
>> Hi,
>> 
>> 
>> A while ago I sent an email regarding these "*ETOOMANYREFS* Too many
>> references: cannot splice." that we've seen since Debian updated the Jessie
>> kernel to
>> 
>> 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt20-1+deb8u3 (2016-01-17) x86_64
>> 
>> while older kernels, like  3.16.0-4-amd64 #1 SMP Debian
>> 3.16.7-ckt11-1+deb8u6 (2015-11-09) x86_64 showed no errors at all.
>> 
>> I was wondering if no one else is getting these errors, or if you know any
>> workarounds that might probe useful, apart from downgrading the kernel.
>> 
>> 
>> I would say that the infrastructure we're running is quite standard, with
>> directors balancing users to NFS backed dovecot servers.
>> 
>> 
>> Best regards,
>> 
>> Luis Ugalde.
>> 
>> 
>> 
>>