[ULTRAMONKEY-USERS] Fin packet urgent problem
diego
diego131334 at yahoo.it
Mon Oct 8 17:46:31 EST 2007
Hi,
I haven't a solution to this, but may be I have the same problem (and I didn't know).
I have a mysql server behind some web servers managed by a load balancer.
The mysql server is using more and more RAM, up to use all the swap space.
May the problem is that the balancer don't close the connection to the web server, so the
web server keeps the conection with the database...
I would like to investigate this too!
I'm using "masq" for packet routing, and you?
Bye
Diego
Eric Chan ha scritto:
> We have configured ultramonkey to use the Streamline High Availability and
> Load Balancing. Active Active application is load balance perfectly for a long
> time. We discovered recently that when the client terminate its connection to
> the virtual ip, the real server on the non ldirectord side don't detect the
> termination and it remain in the ESTABLISHED state. TCPIP dump show that the
> FIN packet MAC address is not translate to the non ldirectord side MAC
> address. We have no idea why it happen. But for other packet such as SYN, ACK,
> PSH, the MAC address is translate correctly. Any command and parameter we can
> check?
>
> We have applied the latest heartbeat update (1.2.3.cvs.20050927-1bpo4 /
> 1.2.3.cvs.20050927-1.rh.el.um.4) without restarting the server. Will it be the
> cause of the problem ? We don't want to restart the server because it may lose
> all the clue after restart and the problem may appear later.
>
> Thanks a lot.
>
>
>
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