Sent from phone, thus brief.
Am 14.01.2014 18:18 schrieb "David Lang" <[email protected]>:
>
> On Tue, 14 Jan 2014, Rainer Gerhards wrote:
>
>> On Tue, Jan 14, 2014 at 3:10 PM, Boylan, James <[email protected]
>wrote:
>>
>>> I had a sneaking suspicion that would be the case. I might setup a
system
>>> running the Fedora version with this setup (Fedora 20 I think?) when its
>>> available to do some tests on exactly how it is implemented and what
>>> possible options exist. That should help me be a bit ahead of the game
for
>>> when it finally makes it's way into CentOS.
>>>
>>>
>> Oh, that would be great. I admit I was so busy the past month that I
didn't
>> even bother to try this. As a side-note, I have some replacement library
>> work lying around that can be preloaded and redirects logging traffic to
a
>> diffrent socket. It's hackish, but may be needed in high performance
>> environments.
>>
>> In any case, please keep us updated -- maybe we can craft some of the new
>> packages based on your findings.
>>
>> I really think we need two sets of standard things: one for the low end,
>> where folks are happy with the journal and just would like to get e.g.
>> router messages into it .... and one for real logging...
>
>
> well, the systemd people keep insisting that systemd is modular and you
can just not use the journal if you don't like it, maby we should have a
config that takes them at their word (and watch them scream ;-)

AFAIK the explicitely exclude the journal from that statement.

>
> seriously though, what is the performance impact of going through the
journal?

I did no benchmark myself but people who usually know what they say say
"considerate". Think that the journal writes to its indexed files. If s/o
would do a real benchmark that would be great.

Rainer
>
>
>> IMHO both are valid use cases.
>
>
> agreed.
>
> David Lang
>
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