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From Ralph Goers <ralph.go...@dslextreme.com>
Subject Re: syslog-ng disconnect causes thread to silently die?
Date Tue, 19 Jan 2016 21:59:12 GMT
Can you enable the debug logging so we can see what is happening in the Appender?

Ralph

> On Jan 19, 2016, at 1:32 PM, Blake Day <blake@chewy.com> wrote:
> 
> Sorry, on further investigation, it appears that the thread does not die. But the subsequent
log messages are lost from the syslog side.  I found https://issues.apache.org/jira/browse/LOG4J2-122,
but I am not sure what to make of it.  I’ve also tried playing with immediateFail and reconnectionDelayMillis,
but nothing seems to have the effect I want.
> 
> 
> 
> On 1/19/16, 2:36 PM, "Blake Day" <blake@chewy.com> wrote:
> 
>> I’m using SocketAppender to log to syslog-ng.
>> 
>> 
>> When logging a message that exceeds 8192 bytes (a syslog-ng setting), syslog-ng gives
an error and closes the connection.  What happens immediately after is unclear, but it appears
that the java thread just dies silently.  The thread itself is a quartz scheduler worker thread,
but I thought I’d ask here to see whether you guys think this is a log4j related issue.
 There are no java application logs (console or otherwise) to suggest what happened.
>> 
>> 
>> Here is the output from syslog-ng’s side:
>> 
>> 
>> 2016-01-19T14:26:34-05:00 ERR syslog-ng[87462]: - Incoming frame larger than log_msg_size();
log_msg_size='8192', frame_length='100233'
>> 
>> 2016-01-19T14:26:34-05:00 NOTICE syslog-ng[87462]: - Syslog connection closed; fd='34',
client='AF_INET(127.0.0.1:10142)', local='AF_INET(0.0.0.0:601)'
>> 
> 
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