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SubjectRe: Question on syslogd and syslog
the mechanism for putting all the logs with a paticular facility in a 
different logfile if the filtering that I mentioned. if you use anything
other than sysklogd, you can filter things into files based on anything in
the message, not just the facility.
David Lang

On Sun, 3 Jul 2011, Sri Ram Vemulpali
wrote:

> Facilities of syslogd are associated to a particular file. So, in my
> application there are 20 tasks which needs to have a separate log file
> for every task. So, mapping every task to one facility fills my
> requirement. So, this is the reason I want to extend the facilities of
> level LOGLOCAL0-7.
>
> Coming to previous question, the purpose is to fulfill the above requirement.
>
> Thanks,
> Sri.
>
> On Sat, Jul 2, 2011 at 1:23 PM, <david@lang.hm> wrote:
>> the problem is that in the syslog spec, the facility and severity get
>> combined into one 8 bit field (one of the two only has 12 values defined
>> instead of 16, but I don't remember off the top of my head which one)
>>
>> so extending this is creating a new protocol.
>>
>> also, the reason I was talking about filtering is that other than filtering,
>> what purpose is there in settng the facility?
>>
>> David Lang
>>
>> On Sat, 2 Jul 2011, Sri Ram Vemulpali wrote:
>>
>>> Thanks for the replies. My question is more on how to extend
>>> facilities, rather on how to filter the messages. It seems there is a
>>> code in the toolchain syslog.h where the array representing the
>>> facilities needs to be extended. Please correct me if I am wrong.
>>>
>>> Sri.
>>>
>>> On Tue, Jun 28, 2011 at 3:41 PM,  <david@lang.hm> wrote:
>>>>
>>>> you would be creating a completely different over-the-wire protocol for
>>>> your
>>>> syslog messages.
>>>>
>>>> however, note that newer syslog daemons (syslog-ng and rsyslog for
>>>> example)
>>>> allow you to do filtering on just about anything in the message, not just
>>>> the facility and severity.
>>>>
>>>> David Lang
>>>>
>>>> On Tue, 28 Jun 2011, Sri Ram Vemulpali wrote:
>>>>
>>>>> Date: Tue, 28 Jun 2011 14:11:59 -0400
>>>>> From: Sri Ram Vemulpali <sri.ram.gmu06@gmail.com>
>>>>> To: linux-kernel-mail <linux-kernel@vger.kernel.org>,
>>>>>    linux-newbie@vger.kernel.org
>>>>> Subject: Question on syslogd and syslog
>>>>>
>>>>> Hello All,
>>>>>
>>>>>   I am looking to modify number of facilities available in syslog so
>>>>> that for my application I can have much more array of them at disposal
>>>>> of my need. So currently only LOG_LOCAL0 - LOG_LOCAL7 are defined for
>>>>> user, what if I want to extend them, is there a way I can extend them.
>>>>> Or should I go ahead and modify the source code of syslog. Can any
>>>>> please point me in right direction and where can I get syslogd and
>>>>> syslog source code. Thanks in advance.
>>>>>
>>>>>
>>>>
>>>
>>>
>>>
>>
>
>
>
>
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