On Fri, Jun 08, 2001 at 09:39:15PM +0200, Bernd Walter wrote:
> On Thu, Jun 07, 2001 at 03:20:58PM -0700, Matt Dillon wrote:
> >
> > :
> > :On Thu, Jun 07, 2001 at 10:33:50AM -0700, Matt Dillon wrote:
> > :>
> > :> :
> > :> :Thanks, I will try setting errno, but I don't think it is signals.
> > :> :I have been running truss on the process. The relevant part is
> > :> :
> > :> :gettimeofday(0xbfbffa54,0x0) = 0 (0x0)
> > :> :select(0x50,0x93f8c90,0x0,0x0,0xbfbffa74) = 3 (0x3)
> > :> :read(0x16,0xa2da000,0x8000) ERR#60 'Operation timed out'
> > :> :
> > :> :In fact there are no signals in the whole truss output
> > :> :
> > :> :Graham.
> > :>
> > :> What type of descriptor is the read being performed on? A TCP
> > :> connection or, say, a reading a file over NFS?
> > :
> > :It is a TCP/IP connection.
> > :
> > :Graham.
> >
> > You can get this if the TCP connection times out, either through a
> > keepalive timeout or the protocol hits the maximum number of transmit
> > retries. I'd have to delve into the cvs logs to see when it was added,
> > but it seems reasonable. You should treat it simply as an EIO or
> > something like that.
>
> Keepalives are a good point.
> I know of OS/2 Systems that can't handle them and behave the way you
> describe.
> What system is on the other side?
All the systems are exactly the same
Graham.
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