On 10/14/11 14:11, Michael Leone wrote:
>> Is it possible that you have two set of index directories existing with
>> similar names, e.g. a long name and a short name? If so, try mminfo
>> queries using both versions, and check on the client ID.
> 
> No, but it was a client definition problem ...
> 
> The problem was caused by an alias. On my client PSSQL3, it had an alias 
> of PSFILE3. PSSQL1 had an alias of PSFILE1.
> 
> Both of these (PSSQL3, PSFILE3) are virtual clients resources of a MS 
> cluster. PSFILE3 used to be a physical client, which was replaced (months 
> ago) with a cluster resource with the same name and IP. EMC Tech Support 
> told us to add PSFILE3 as an alias of the other cluster resource, and that 
> would make it all Just Work. 
> 
> This turns out to be a BAD idea ...  while the backups would work, the 
> index cleanup would remove all history later than the most recent backup. 
> And we never knew, since we hardly ever have to do restores of these 
> things ...
> 
> So now Tech Support had me create separate clients for PSSQL3 and PSFILE3 
> (with a combination of making temporary dummy client names, and re-using 
> the respective clientid, and then renaming accordingly). 
> 
> Same issue existed for the other SQL client having the issue - PSSQL1 also 
> had an alias of PSFILE1 (same situation). Luckily, PSFILE1 got retired a 
> few weeks ago (nobody told me about that ..) so all I had to do to fix 
> that one was remove the PSFILE1 alias from PSSQL1. And so PSSQL1 is 
> working as it should.
> 
> And now I see multiple days history for each of the 3 clients (PSSQL1, 
> PSSQL3, PSFILE3). Granted, it only goes back to yesterday morning, when we 
> finally fixed the problem, but at least I see than just last night's 
> backup as restore choices (I see last night, and the night before).
> 
> So the moral of the story ... watch those aliases! And have a separate NW 
> client for every named cluster resource, regardless of what anyone tells 
> you will work ...
> 

Shockingly bad advice from EMC Support - they of all people should know
how to configure cluster clients

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