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[lvs-users] Inactive Connections in IPVS Table

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: [lvs-users] Inactive Connections in IPVS Table
From: Ganesh <ganeshprasad@xxxxxxxxxxxxxxxxxx>
Date: Tue, 04 Mar 2008 17:29:48 +0530
Sorry for posting my previous mail in wrong place.

Hi
  We are running a loadbalancer with ipvsadm-1.24-6. For the last few
days we are getting a stiff increase in number of inactive connections
(about 3800) in ipvs table. After observation I got that many connection
entries which are either UDP or in TCP FIN_WAIT state keeps on resetting
their TIMEOUT value to 60 sec. after it becomes zero.
IPVS connection entries
pro      expire  state   source                           virtual        
                    destination
UDP   00:59  UDP  220.227.223.25:54725  220.227.223.249:5000  
97.242.123.4:5000

  Although the above connection terminated 2 days back, it's connection
entry is still in IPVS table and the timer is updated to 60 sec after it
becomes zero.
The timeout value for connections is (tcp tcpfin udp): 900 120 300 .
  Is there any way to clear these entries or i need to modify some
configuration parameters.

Ganesh



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