[syslog-ng] problem with server

[Rory Toma]

I am not using syslog-ng on the client. I am using rsyslog.

On 1/22/10 2:57 PM, Zoltán Pallagi wrote:
> Syslog-n tries to reconnect in every 60th seconds to server by 
> default. Perhaps, the first attempt was not succes and you need wait 
> for the second attempt so it can take 1-2 minutes.
> If you reduce the "time_reopen()" on your _client's_ configuration, it 
> can be faster.
>
> I also have an other theory, if you are using flow-control on client 
> side, and the server is a bit overloaded, syslog-ng can stop reading 
> the source (and sending to the server).
>
> Just show a few debug lines after starting syslog-ng on client and a 
> few lines on server in the same time. (because syslog-ng will send a 
> few log about the state of connections, e.g.: accepted or closed)
>
>
> 2010.01.22. 22:11 keltezéssel, Rory Toma írta:
>> The problem has been alleviated somewhat by moving to a 64-bit platform.
>> Since these generally have a different set of tcp defaults, there is
>> probably a tcp value(s) that need tuning. I do notice on this one, that
>> after I reboot a client, it takes a few minutes for the logs to start
>> flowing, but flow they do.
>>
>> I can show you the output, but it's quite long.
>>
>> On 1/22/10 1:26 AM, Zoltán Pallagi wrote:
>>    
>>> Hi,
>>>
>>> Can you show me the output of "syslog-ng -Fevd" on your client after
>>> restarting?
>>>
>>> (you can find more information about debugging syslog-ng on my blog:
>>> http://pzolee.blogs.balabit.com/)
>>>
>>> Rory Toma írta:
>>>      
>>>> I am using syslog-ng-3.0.4-1.rhel on a CentOS-5.4 system. I am using
>>>> tls, and have a setup as below. Here is what happens. It logs fine.
>>>> However, if I reboot my client that is sending logs, it no longer
>>>> works until I restart the syslog-ng server. What do I need to do here?
>>>>
>>>> @version: 3.0
>>>> options { flush_lines (3);
>>>>             time_reopen (10);
>>>>             log_fifo_size (1000);
>>>>             long_hostnames (off);
>>>>             use_dns (no);
>>>>             use_fqdn (no);
>>>>             create_dirs (yes); dir_perm (0755);
>>>>             keep_hostname (yes);
>>>>             ts_format("iso");
>>>>           };
>>>>
>>>> source telo {
>>>>           tcp( port(80)
>>>>           tls( key_file("/export/tls/key.pem")
>>>>                cert_file("/export/tls/cert.pem")
>>>>                peer_verify(optional-untrusted)) ); };
>>>>
>>>> # Myx destinations
>>>> destination myx_dest_0000 {
>>>> file("/logs/myx_008161000/$R_YEAR$R_MONTH$R_DAY/$HOS
>>>> T-$R_YEAR$R_MONTH$R_DAY.log" owner(root) group(root) perm(0644)
>>>> template("$YEAR-
>>>> $MONTH-$DAY $HOUR:$MIN:$SEC $MSG\n") template_escape(no)); };
>>>> filter myx_filter_0000 { host("myx_001861000[0-9A-F]\{3\}$"); };
>>>> log { source(telo); filter(myx_filter_0000);
>>>> destination(myx_dest_0000); };
>>>>
>>>>
>>>>
>>>> ______________________________________________________________________________
>>>>
>>>> Member info:https://lists.balabit.hu/mailman/listinfo/syslog-ng
>>>> Documentation:
>>>> http://www.balabit.com/support/documentation/?product=syslog-ng
>>>> FAQ:http://www.campin.net/syslog-ng/faq.html
>>>>
>>>>
>>>>        
>>>      
>> ______________________________________________________________________________
>> Member info:https://lists.balabit.hu/mailman/listinfo/syslog-ng
>> Documentation:http://www.balabit.com/support/documentation/?product=syslog-ng
>> FAQ:http://www.campin.net/syslog-ng/faq.html
>>
>>
>>    
>
>
> -- 
> pzolee

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