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Re: Intermittent Failure When Accessing DB Constantly?

From: Valentin Minzatu <valentinminzatu_at_yahoo.com>
Date: 8 May 2007 10:55:23 -0700
Message-ID: <1178646923.484062.256520@u30g2000hsc.googlegroups.com>


On May 8, 1:40 pm, "lazyboy..._at_yahoo.com" <lazyboy..._at_yahoo.com> wrote:
> Hi All,
>
> We have a script in a cron job which will login our oracle 9.2.0.4 DB
> constantly (meaning every minutes, 7 days/week, & 365 days/yr), and
> the script is to check an availability of a record in a table which is
> passed through a variable in a script. The script is running
> perfectly fine except that it has an intermittent failure :( The
> weird thing is that the failure happens at exactly the same time but
> at random day. My 1st logical thought is that we may have some other
> job in a system which interferes this job; However, when I look
> through the system crontab file and other places & can't find any cron
> job which runs at that time. Please keep in mind that this is an
> intermittent failure. I already look through the log file and the
> failure indicates that "the record is not available in a table xyz",
> but I know for sure that record is there. I know that accessing DB
> like this is that we are looking for troubles, but there is a strong
> argument that we should be able to access oracle DB at any time (which
> is true), but I don't have info to say "Not to that extents".
>
> PROD Cancelled at Sun Apr 8 00:34:00 PDT 2007
> PROD Cancelled at Tue Apr 10 00:34:00 PDT 2007
> PROD Cancelled at Sun Apr 15 00:34:00 PDT 2007
> PROD Cancelled at Wed Apr 18 00:34:00 PDT 2007
> PROD Cancelled at Mon Apr 30 00:34:00 PDT 2007
>
> Question: Is there a limitation in accessing oracle DB constantly &
> intensively like the way we have? If there is, could you please
> provide some info? However, if there is not, please let me know if
> there are any other ideas/ways to troubleshoot this problem?
>
> Any info/suggestions/inputs are greatly appreciated.
>
> Btw, sorry for a long email but i want you to have a detail info as
> much as possible.
>
> TIA,
> -Chris

What is the Oracle error raised at the failure times? Received on Tue May 08 2007 - 12:55:23 CDT

Original text of this message

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