[Rtir] checktables

Ruslan Zakirov ruz at bestpractical.com
Mon Jan 16 12:10:39 EST 2012


mysqltuner script is not written by best practical solutions. Contact
authors of the script. Try to download a new version of the script if
there is any.

On Mon, Jan 16, 2012 at 20:20, thomas stridh <thomas.stridh at its.uu.se> wrote:
> Hi.
> We check the RT tables database every night but since some time we receive the following warning,
> see below. I have tried to do about this but I have failed. Is there anyone who know how to fix this in
> the "mysqltuner" script.
>> -----
>> Use of uninitialized value $myvar{"table_cache"} in concatenation (.) or string
>>       at /usr/bin/mysqltuner line 661 (#1)
>>     (W uninitialized) An undefined value was used as if it were already
>>     defined.  It was interpreted as a "" or a 0, but maybe it was a mistake.
>>     To suppress this warning assign a defined value to your variables.
>>         To help you figure out what was undefined, perl will try to tell you the
>>     name of the variable (if any) that was undefined. In some cases it cannot
>>     do this, so it also tells you what operation you used the undefined value
>>     in.  Note, however, that perl optimizes your program and the operation
>>     displayed in the warning may not necessarily appear literally in your
>>     program.  For example, "that $foo" is usually optimized into "that "
>>     . $foo, and the warning will refer to the concatenation (.) operator,
>>     even though there is no . in your program.
>> -----
> Thank you
> --
> Thomas Stridh, Information Security (IRT), Uppsala University, Uppsala, Sweden
> Tele: +46 (0)18 471 77 68,  Mobil: +46 (0)70 425 0151
> mailto:thomas.stridh at irt.uu.se
> My PGP public key (nr. 0xBCDB5521) is available from PGP key servers.
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Best regards, Ruslan.

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