Case 281-353-466 

-----Original Message-----
From: Justin Piszcz [mailto:jpiszcz AT lucidpixels DOT com] 
Sent: 06 June 2008 10:48
To: Goodchild,MA,Mark,APJ3 C
Cc: veritas-bu AT mailman.eng.auburn DOT edu
Subject: Re: [Veritas-bu] Status 25 on LINUX clients for RMAN multi
channel backups using VNETD

What is the case number on this?  I have seen something similar where
the jobs never show up for ORACLE backups and then the DBAs start
wondering what is going on etc because _only_ they see the error.

On Fri, 6 Jun 2008, mark.a.goodchild AT bt DOT com wrote:

> All
>
> We have just had this response from backline
>
> RE: "Status 25 on LINUX clients for RMAN multi channel backups".
>
> I have seen identical symptoms before (once). I am almost sure this is

> a thread safety issue affecting calls to vnetd and bprd functions. 2 
> channels work fine. Anything over 2 channels and channels > 2 will
fail.
>
> Symptom: Oracle terminating VxBSA libs associated with the channels >
2:
>
>
> # ChildEBP RetAddr
Args
> to Child
>
> 00 00000001 00000000 00000000 00000000 00000000 xbsa!dbc_close+0x12db8
>
>
> This is due to the x86/64 synchronisation architecture on Linux and 
> Windows which can potentially lead to segmentation faults. Oracle will

> detect this condition and terminate the faulting channel by calling 
> xbsa!dbc_close. This is a soft exception hence it is not likely to 
> create a core dump.
>
> The workaround is to use bpcd.
>
>
> You will never see a failed job in netbackup as it never gets
submitted.
> It will only appear in the RMAN logs
>
> Tony
>

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