Automounter (amd) troubles

[Mehmet Erol Sanliturk]

On Sat, Apr 11, 2015 at 4:40 AM, Andrea Venturoli <ml at netfence.it> wrote:

> Hello.
>
> I've got a problem with amd on a 9.3/amd64 box.
>
> In this net there are two NAS (Zyxel-310, sliglty different due to being
> of different years), identically configured with an NFS share.
>
> I'd like to mount those two exports and need them to persist after a
> reboot; however I don't want the server to hang at boot in case either NAS
> us not available.
>
> So I thought using AMD might be a good idea.
>
>
>
> showmount lists both:
>
>> # showmount -e backup.xxxxxx
>> Exports list on backup.xxxxxx:
>> /i-data/fe7de436/nfs/Backup        192.168.109.1
>> # showmount -e backup.yyyyyyy
>> Exports list on backup.yyyyyyy:
>> /i-data/f92a6a2d/nfs/backup        192.168.110.1
>>
>
> I can mount them both manually, but while amd will mount the first, it
> won't work with the latter:
>
>  # ls /net/192.168.109.4/i-data/fe7de436/nfs/Backup
>> Gest0787        Gest0790        Gest0794        Gest0798        Gest0802
>>       GestI0822       IT0789          IT0793          IT0797
>> IT0801          ITF0815
>> Gest0788        Gest0792        Gest0796        Gest0800
>> GestI0813       IT0785          IT0791          IT0795          IT0799
>>     IT0803          ITF0821
>> # ls /net/192.168.110.3/i-data/f92a6a2d/nfs/backup
>> ls: /net/192.168.110.3/i-data/f92a6a2d/nfs/backup: Input/output error
>>
>
> Or:
>
>> # ls /host/backup.xxxxxx/i-data/fe7de436/nfs/Backup
>> Gest0787        Gest0790        Gest0794        Gest0798        Gest0802
>>       GestI0822       IT0789          IT0793          IT0797
>> IT0801          ITF0815
>> Gest0788        Gest0792        Gest0796        Gest0800
>> GestI0813       IT0785          IT0791          IT0795          IT0799
>>     IT0803          ITF0821
>> # ls /host/backup.yyyyyyy/i-data/f92a6a2d/nfs/backup
>> ls: /host/backup.yyyyyyy/i-data/f92a6a2d/nfs/backup: Input/output error
>>
>
> In the logs I get:
>
>> amd[18902]: get_nfs_version NFS(3,tcp) failed for backup.yyyyyyyRPC:
>> Program/version mismatch
>> amd[18902]: NFS service not running on backup.yyyyyyy
>> amd[18902]: initializing backup.yyyyyyy's pinger to 30 sec
>>
>
>
> As I said, I can mount them both manually with the following lines:
>
>  backup.xxxxxx:/i-data/fe7de436/nfs/Backup /mnt/xxxxxxbackup     nfs
>>  rw,noauto       0       0
>> backup.yyyyyyy:/i-data/f92a6a2d/nfs/backup /mnt/yyyyyyybackup   nfs
>>  rw,noauto       0       0
>>
>
>
>
> Any help or pointer on this?
>
>  bye & Thanks
>         av.
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https://www.freebsd.org/cgi/man.cgi?query=mount_nfs&sektion=8&apropos=0&manpath=FreeBSD+10.1-RELEASE


See "intr" option . It can be specified in client fstab mount line , to
skip unresponsive NFS server(s) .


Mehmet Erol Sanliturk