tomcat-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Kumar Muthuramalingam <kumarkm...@gmail.com>
Subject Re: sudden increase in tomcat sessions..?
Date Sun, 09 Feb 2014 00:54:32 GMT
Hi David,
     Thanks for your reply. How can I verify that it is a DOC attack? which
log i should refer.please guide me.

Thanks,
Kumar.


On Sat, Feb 8, 2014 at 7:42 PM, David Kerber <dckerber@verizon.net> wrote:

> On 2/8/2014 7:08 PM, Kumar Muthuramalingam wrote:
>
>> Hi,
>>    I 'm using tomcat version 6 and 7. One day there was a sudden increase
>> in
>> number of sessions in both tomcats. And all the sessions had no username,
>> same lastaccessed time, same created time and the inactive time was
>> 00:00:00. It is not happening always but it happens some times on some
>> day.
>> Can't predict. And We have set the idle timeout as -1 because we have to.
>> When I try to dig the log. It showed that the load balancer IP was sending
>> many ping requests to our application. Can anybody tell why this is
>> happening and how can I find the cause?
>>
>
> DOS attack?
>
>
>
>> Thanks,
>> Kumar.
>>
>>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
> For additional commands, e-mail: users-help@tomcat.apache.org
>
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message