Re: nfs-utils - TCP ephemeral port exhaustion results in mount failures

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It looks like they may have come through after all, unfortunately I
already sent them again.  Apologies for the spam.

On Fri, Sep 5, 2014 at 4:04 PM, Chris Perl <chris.perl@xxxxxxxxx> wrote:
> I tried to send them to the list, but I guess they didn't come through
> because my sender was set to chris.perl@xxxxxxxxx, but I ran `git
> send-email' from work, so the smtp sender ip wouldn't authorized.
>
> I'll figure out a way to send them now.
>
> On Fri, Sep 5, 2014 at 4:03 PM, Trond Myklebust
> <trond.myklebust@xxxxxxxxxxxxxxx> wrote:
>> On Fri, Sep 5, 2014 at 3:40 PM, Chris Perl <chris.perl@xxxxxxxxx> wrote:
>>> I just submitted two patches, one for nfs-utils and one for linux-nfs.
>>>
>>> As I said in my previous email, the patch to nfs-utils was enough to
>>> get us farther along, but we failed inside mount(2) with EIO (with a
>>> decidedly more confusing error message).
>>>
>>> So, I've also submitted a patch for the rpc code in the kernel that
>>> also avoids bind when asking for a random ephemeral port.  I've tested
>>> the combination of these two patches with my system while in the
>>> situation I originally outlined.  I can continue to successfully mount
>>> NFS filesystems using both of these patches.
>>>
>>> I don't particularly love the kernel patch, as it makes `xs_bind' not
>>> actually bind in all circumstances, which seems confusing.  However, I
>>> thought trying to rework things in a larger way would cause more
>>> issues given that I'm not very familiar with this code.  If everyone
>>> hates it, I can try something else.
>>
>> To whom did you submit these patches? I don't see anything in the
>> linux-nfs mailing list.
>>
>> --
>> Trond Myklebust
>>
>> Linux NFS client maintainer, PrimaryData
>>
>> trond.myklebust@xxxxxxxxxxxxxxx
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