I had him recreate the reverse lookup pointers for the machines that had the 
vnet_cache issue. The ssh connection to these machines also seemed to benefit 
from the reverse lookup

Regards
Michael 



Den 04/09/2012 kl. 19.45 skrev William Brown <william.d.brown AT gsk DOT com>:

> Interested to know what you did when " DNS administrator removed the reverse 
> lookup zones ".
> 
> Did you ask them to reinstate the reverse lookup, or reconfigure NetBackup to 
> no longer require it, or what?   I ask because occasionally we have 
> discussions about this, and have a few environments without reverse lookup - 
> as they are non-production we use hosts files, but I just wonder what 'most' 
> people do.
> 
> William D L Brown
> 
> -----Original Message-----
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu 
> [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of 
> Michael Graff Andersen
> Sent: 04 September 2012 13:55
> To: Justin Piszcz
> Cc: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] NetBackup 7.5.0.3: bprd vnet_cached_getnameinfo() 
> for x.x.x.x failed, Unknown error 18446744073709551614 (-2)
> 
> Hello Justin
> 
> I have seen the same thing on Netbackup 7.1.0.2 after our DNS administrator 
> removed the reverse lookup zones
> 
> Took a day or two after the change before the vnet entries appeared in the 
> problems log.
> 
> I would try to run bpclntcmd -clear_host_cache first
> 
> Regards
> Michael
> 
> 2012/9/4 Justin Piszcz <jpiszcz AT lucidpixels DOT com>:
>> Hello,
>> 
>> Upgraded from 7.1 to 7.5.0.3 (7.1->7.5->7.5.0.3).
>> 
>> During a regular hot catalog backup I saw this:
>> 1346454000 1 2 16 master 0 0 0 *NULL* bprd vnet_cached_getnameinfo()
>> for x.x.x.x failed, Unknown error 18446744073709551614 (-2)
>> 1346540401 1 2 16 master  0 0 0 *NULL* bprd vnet_cached_getnameinfo()
>> for x.x.x.x failed, Unknown error 18446744073709551614 (-2)
>> 
>> Everything had been running for several days without a single problem,
>> this happened recently, also the test environment running for 5-6+
>> months has never had this problem.
>> 
>> I opened a case with Symantec but was curious if anyone had seen this before?
>> 
>> Thoughts?
>> 
>> Justin.
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