[rbak-nsp] Strange traffic breakdowns RB

[Golem]

Hello

Please show your
sh card x | grep  overflow


Tuesday, March 11, 2014, 11:17:43 PM, you wrote:

> Hello Redback Users,

> We have strange hangups - BGP sessions going down,  Radius loosing 
> connection.

> I have strange breakdowns on traffic - some times once a day, sometimes
> 3 times in rough hours.

> SE600, XCRP 4,   10ge-4-port, SEOS 6.2.1.9

> It appears from about last two weeks  and appears very randomized 
> (sometimes every day, sometimes 2 times a week)

> Always I have problems with lost connection to radius and usually 
> bgp/isis stops responding at that moment.

> Mar 10 20:30:12: %SYSLOG-6-INFO: aaad: Radius Auth srv 192.168.89.2/1812
> (1812) no response in 31 sec. (user 00:02:44:30:ec:9f).Marked dead
> Mar 10 20:30:54: %SYSLOG-6-INFO: aaad: Radius Acct srv 192.168.89.2/1813
> (1812) no response in 69 sec. (user 00:23:54:6b:2a:39).Marked dead

> Some times  I have problem with BGP sessions also (some times just one
> or two sessions)

> Mar 10 20:37:47: [0002]: %BGP-6-INFO: 10.10.10.50 DOWN - Notification sent
> Mar 10 20:37:47: [0002]: %BGP-6-INFO: 10.10.10.50 send NOTIFICATION: 4/0
> (hold time expired) with 0 byte data. mxReadMs=30048
> Mar 10 20:37:55: %SYSLOG-6-INFO: aaad: Radius Authentication srv 
> 192.168.89.8/1812 (1812) received response (user Redback).Marked Alive
> Mar 10 20:38:24: [0002]: %BGP-6-INFO: 10.10.10.50 rcv NOTIFICATION: 6/5
> (cease: connection rejected) with 0 byte data. mxWritMs=30011
> Mar 10 20:38:58: [0002]: %BGP-6-INFO: 10.10.10.50 UP

> Noting more in logs.

> We are using BGP, Clips interfaces, and ISIS between JuniperMX/Huawei9300.

> Show crashdumps are empty.

> We have up to 6Gb/s in peak and about 500Kpps - it happens between 7pm
> till 9pm.

> Maybe someone have similar problem?

> I think that it is related with some type of flood or strange type of 
> packet coming to the RB.

> Any ideas?

> Best regards

> Dariusz Siedlecki




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-- 
Best regards,
Ozga Rafal                          mailto:golem at mtm-info.pl