EPICS Home

Experimental Physics and Industrial Control System


 
1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  <20142015  2016  2017  2018  2019  2020  2021  2022  2023  2024  Index 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  <20142015  2016  2017  2018  2019  2020  2021  2022  2023  2024 
<== Date ==> <== Thread ==>

Subject: Re: TCP connection status : drvAsynIPPort
From: Eric Norum <[email protected]>
To: Patel Jignesh <[email protected]>
Cc: "[email protected]" <[email protected]>
Date: Wed, 15 Oct 2014 08:42:58 -0700
That is correct.  In the absence of SO_KEEPALIVE there is no network traffic from a silent client, which makes it impossible to distinguish from a crashed, shut down, or otherwise disabled or disconnected client.

On Oct 15, 2014, at 8:15 AM, Patel Jignesh <[email protected]> wrote:

2. If we keep the communication in receive mode, the socket is not destroyed by the system..(I have waited for more than 2 hours..!)


-- 
Eric Norum
[email protected]


References:
TCP connection status : drvAsynIPPort Patel Jignesh
RE: TCP connection status : drvAsynIPPort Mark Rivers
RE: TCP connection status : drvAsynIPPort Patel Jignesh
RE: TCP connection status : drvAsynIPPort Mark Rivers
Re: TCP connection status : drvAsynIPPort Torsten Bögershausen
Re: TCP connection status : drvAsynIPPort J. Lewis Muir
RE: TCP connection status : drvAsynIPPort Mark Rivers
RE: TCP connection status : drvAsynIPPort Patel Jignesh

Navigate by Date:
Prev: RE: TCP connection status : drvAsynIPPort Patel Jignesh
Next: RE: TCP connection status : drvAsynIPPort Mark Rivers
Index: 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  <20142015  2016  2017  2018  2019  2020  2021  2022  2023  2024 
Navigate by Thread:
Prev: RE: TCP connection status : drvAsynIPPort Patel Jignesh
Next: RE: TCP connection status : drvAsynIPPort Mark Rivers
Index: 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  <20142015  2016  2017  2018  2019  2020  2021  2022  2023  2024