Messages in this thread |  | | Date | Thu, 18 Jan 2001 15:57:11 +0100 | | From | Andi Kleen <> | | Subject | Re: [Fwd: [Fwd: Is sendfile all that sexy? (fwd)]] |
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On Thu, Jan 18, 2001 at 02:06:46PM +0100, Ingo Molnar wrote: > > On Wed, 17 Jan 2001, Rick Jones wrote: > > > i'd heard interesting generalities but no specifics. for instance, > > when the send is small, does TCP wait exclusively for the app to > > flush, or is there an "if all else fails" sort of timer running? > > yes there is a per-socket timer for this. According to RFC 1122 a TCP > stack 'MUST NOT' buffer app-sent TCP data indefinitely if the PSH bit > cannot be explicitly set by a SEND operation. Was this a trick question? > :-)
Are you sure? The retransmit timer is not necessarily started and I don't see any other timer in 2.2 or plain 2.4 that would do that that.
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