The problem is, I don't know in advance what errors I will be looking for. 
Also, our goal is to see a table of errors (e.g. Exception A - 26 times,
exception B - 17 times, ...) instead of having to search for each one and
then compute a table.

So I'm happy to do the SVN download that you mention, but I can't find the
build instructions for Mac 10.6.3 on the site --
http://logging.apache.org/chainsaw/download.html, unless I'm missing
something.

Thanks for your continued help, - Dave



Scott Deboy wrote:
> 
> So you're using the 'download', not svn HEAD, which means you can only use
> the 'refine focus' field to get counts right now (the count of matching
> search entries is not available from the website, only by downloading the
> source code & building it) - so I'll focus on using the 'refine focus'
> field
> to get this information.
> 
> Let's say your log contained a few errors like this:
> 
> ERROR unable to find file1
> ERROR authorization - unauthorized user x
> ERROR authorization - unauthorized user y
> ERROR unable to find file2
> ERROR unable to find file3
> 
> etc..
> 
> If you want to get a count of how many times 'unable to find' showed up in
> the log, you could use this expression in the 'refine focus' field:
> 
> msg ~= 'unable to find'
> or
> LEVEL >= WARN && msg ~= 'unable to find'
> 
> ~= is a 'case-insensitive, partial-text match'..see the tutorial for a
> description of operators..you could use the LIKE operator (provides regexp
> support), but it's probably overkill in this case..
> 
> The only reason to use the 'LEVEL >= WARN' part to the expression is if
> you
> have informational or debug msgs containing 'unable to find' that you want
> to exclude..
> 
> The table will only show events matching the expression, and the status
> bar
> will be updated to show the count of displayed rows (giving you the number
> of this type of error in the log).
> 
> The same thing applies to the authorization..
> 
> msg ~= 'unauthorized user'
> or
> LEVEL >= WARN && msg ~= 'unauthorized user'
> 
> Hope that helps..
> 
> Scott
> 
> 
> 
> On Tue, May 25, 2010 at 12:00 PM, laredotornado
> <[email protected]>wrote:
> 
>>
>> Thanks for your quick reply.  When you say,
>>
>> > same thing via the refine focus field
>>
>> what is an example of such an expression?  I'm having a hard time finding
>> examples in the tutorial. - Dave
>>
>>
>>
>> Scott Deboy wrote:
>> >
>> > The svn HEAD revision of Chainsaw V2 provides the count of rows
>> matching
>> > the
>> > search, as well as currently displayed row count (which may be due to
>> an
>> > expression in refine focus).
>> >
>> > This means you either have to enter an expression in the search field
>> > which
>> > will report the number of matches for an error, or do the same thing
>> via
>> > the
>> > refine focus field.
>> >
>> > Hope that helps..
>> >
>> > Scott
>> >
>> > On Tue, May 25, 2010 at 11:45 AM, laredotornado
>> > <[email protected]>wrote:
>> >
>> >>
>> >> Hi,
>> >>
>> >> I just downloaded Chainsaw V2 for Mac 10.6.3.  How would I configure
>> >> chainsaw so that it gives me a report which is a count of the number
>> of
>> >> times a certain error has occurred.  We are trying to get a sense of
>> >> which
>> >> errors are occurring most frequently in our log files.
>> >>
>> >> Thanks, - Dave
>> >> --
>> >> View this message in context:
>> >>
>> http://old.nabble.com/Chainsaw-V2-question%3A-Counting-numbers-of-errors-tp28671981p28671981.html
>> >> Sent from the Log4j - Users mailing list archive at Nabble.com.
>> >>
>> >>
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>> >>
>> >
>> >
>>
>> --
>> View this message in context:
>> http://old.nabble.com/Chainsaw-V2-question%3A-Counting-numbers-of-errors-tp28671981p28672122.html
>> Sent from the Log4j - Users mailing list archive at Nabble.com.
>>
>>
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>>
> 
> 

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