[syslog-ng] Question about PE edition disk-based buffering

Clayton Dukes cdukes at gmail.com
Tue Oct 4 16:46:28 CEST 2011


Thanks!
I will pass this on to them :-)

______________________________________________________________

Clayton Dukes
______________________________________________________________


On Tue, Oct 4, 2011 at 8:35 AM, Balint Kovacs <balint.kovacs at balabit.com>wrote:

>  Hi Clayton,
>
> the failover time is steered by the time_reopen() global option (60 sec by
> default), so setting it to a much lower value should do the trick.
>
> From the admin guide:
> "To list several failover servers, separate the address of the servers with
> comma. The time syslog-ng PE waits for the a server before switching to the
> next failover server is set in the *time_reopen()* option. For details
> about how client-side failover works, see Section 2.15, Client-side
> failover<http://www.balabit.com/sites/default/files/documents/syslog-ng-pe-v4.0-guide-admin-en.html/index.html-single.html#concepts_failover>
> ."
>
>
> http://www.balabit.com/sites/default/files/documents/syslog-ng-pe-v4.0-guide-admin-en.html/index.html-single.html#example-failover-server-tcp
>
> I assume that the TCP connection breakdown is detected by syslog-ng in a
> timely manner, pls correct me if I misunderstood the problem.
>
> Balint
>
>
> On 10/04/2011 12:18 PM, Clayton Dukes wrote:
>
> Hi Folks,
> We have a team doing testing on the PE edition and they are finding that
> the timeout for the failover trigger takes 60 seconds:
>
>  It was observed that it takes anytime between 10 to 60 seconds to detect
> connection is broken. We found out it by running syslog-ng in debug mode. I
> guess it relies on connection timeout. This 60 second is large interval
> compared to the default interval that we have (15 sec).
>
>  My question: Is there a way to tune this parameter down to 15 seconds in
> the config?
>
> ______________________________________________________________
>
> Clayton Dukes
> ______________________________________________________________
>
>
> ______________________________________________________________________________
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>
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