Re: TCP keepalive algorithm

2007-08-15 Thread John Heffner
mer associated with the socket keepalive algorithm is reset upon actually receiving traffic from the remote socket. Is this the intended behavior of the TCP keepalive algorithm, or a bug? [kernel = 2.4.27 on i686] TIA, Jeff - To unsubscribe from this list: send the line "unsubscri

Re: TCP keepalive algorithm

2007-08-15 Thread Christopher Fowler
On one of my servers I've tuned keep alive down to 300 seconds. We have a program that reads only from a remote device. If that remote device dies I need to know as fast as possible. 7200s is just too long of a wait. I'm not suer how much overhead this places on the network but it seems to work

Re: TCP keepalive algorithm

2007-08-15 Thread Jeff Weber
On Wednesday 15 August 2007 12:37, Charlie Brady wrote: > On Wed, 15 Aug 2007, Jeff Weber wrote: > > However, if I: > > > > b) > > enable TCP keepalive on a server, > > lower the default keepalive parameters, > > establish a connection from a client, > > physically disconnect the server network, >

Re: TCP keepalive algorithm

2007-08-15 Thread Charlie Brady
On Wed, 15 Aug 2007, Jeff Weber wrote: However, if I: b) enable TCP keepalive on a server, lower the default keepalive parameters, establish a connection from a client, physically disconnect the server network, periodically send data to the disconnected client socket <-- NEW monitor client s

TCP keepalive algorithm

2007-08-15 Thread Jeff Weber
ive algorithm is reset upon actually receiving traffic from the remote socket. Is this the intended behavior of the TCP keepalive algorithm, or a bug? [kernel = 2.4.27 on i686] TIA, Jeff - To unsubscribe from this list: send the line "unsubscribe linux-net" in the body of