On Apr 2, 2008, at 4:20 AM, Jack wrote:
> Hi Spencer,
>
> Thanks for your reply, you mentioned that the mount code will retry  
> the operation, how many retries will it attempt? I like to take a  
> look at the code then.
>
> I wonder if there is something (service) we can depend on to ensure  
> a certain IP is accessible, but currently it seems not there.

You may find this information helpful:

<~> svcs -d svc:/network/nfs/client
STATE          STIME    FMRI
disabled       Dec_17   svc:/network/rpc/keyserv:default
online         Dec_17   svc:/milestone/network:default
online         Dec_17   svc:/network/rpc/bind:default
online         Dec_17   svc:/network/nfs/nlockmgr:default
online         Dec_17   svc:/milestone/name-services:default
online         Dec_17   svc:/network/nfs/cbd:default
online         Dec_17   svc:/network/nfs/mapid:default
online         Dec_17   svc:/network/rpc/gss:default


Spencer

>
> Spencer Shepler wrote:
>>
>> On Apr 1, 2008, at 3:03 AM, Jack wrote:
>>> Hi All,
>>>
>>> I'm meeting a problem with the routing discovery during booting- 
>>> up and
>>> hoping to get some helps from this alias. I'll describe the problem
>>> below, please kindly share your thoughts on this if any. Thanks  
>>> in advance.
>>>
>>> We're working on the iSCSI initiator in Solaris, it utilizes TCP/IP
>>> protocol in kernel (so*) to enumerate block devices on the local  
>>> host.
>>> Users may need to access these block devices in an early booting up
>>> time, e.g., by mount points in /etc/vfstab, or use them as shared  
>>> DID or
>>> quorum device in Cluster environment.
>>>
>>> However a problem here is that iscsi devices could be inaccessible
>>> during the boot time due to the route to the iSCSI target  
>>> (probably in
>>> another subnet) is not established yet. That issue is getting hot  
>>> since
>>> people keep asking to use iSCSI device on cluster environment.
>>>
>>> I'm curious about if NFS met this problem problem before and how got
>>> solved. Thanks.
>>
>> If the route is unavailable for an NFS mount, it will also have
>> a similar problem.  However, the NFS mount code will retry a mount
>> if the server is not responding/unavailable.  In general, routing
>> needs to be present/appropriate in the initial network configuration.
>>
>> Spencer
>>
>


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