Re: [patch] fix statd -n

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Janne Karhunen wrote:
On Mon, May 5, 2008 at 10:59 AM, Wendy Cheng <s.wendy.cheng@xxxxxxxxx> wrote:

In any case, if there's still a legimate use case for -n, even if it's
not great, we should err on the side of fixing it just to save problems
for anyone with an existing working setup.

 Simpler code and consolidated logic flow are always better - would like to
vote for its deletion.

So the solution would be to use -H with a script that
does sm-notify with user specified name (-v)? Kernel
name can't be used directly as it might migrate to
node that has different name.


No. "-H" is only for different export (server IP) interfaces. Say server has 10.1.1.1 and 10.1.1.2 as NFS export interfaces. If 10.1.1.1 is migrated but 10.1.1.2 stays, you would like to notify the nfs clients coming in from 10.1.1.1 but not the clients from 10.1.1.2, you need to structure your sm directory seperately. That is the usage of "-H" (to allow admin to organize client IPs).

For a single export IP interface like you have (even you have a seperate hostname), ignore "-H". I believe "sm-notify -v" should be enough - otherwise we have bugs - i.e., sm-notify should be part of your nfsd bring-up script.

-- Wendy

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