Re: Socket stuck in LAST_ACK for days (2.2.10)

Brian Ristuccia (brianr@osiris.978.org)
Tue, 29 Jun 1999 16:32:46 -0400


On Tue, Jun 29, 1999 at 12:50:15PM -0700, dave@thor.sbay.org wrote:
> On Tue, 29 Jun 1999, Brian Ristuccia wrote:
>
> > tcp 1 38681 osiris.978.org:https c-b.com:2777 LAST_ACK
> > - off (0.00/0/0)
> >
> > This socket stays stuck in LAST_ACK. It's been that way for like 2 days now.
> > It's blocking that port. Is there any way I can make it go away so I can
> > restart that daemon without rebooting?
>
> I've seen this too on several occasions since the 2.1.x days (At least
> since the 2.1.9x time frame). I have been unable to reproduce it reliably,
> or frequently, so I haven't done anything about it yet. I am fair
> confident that this is due to severe packet loss.
>

Yuck!

> I can promise you that this never went away on my systems. It stayed there
> until the next reboot.
>

Hmm... Perhaps I could invite someone to muck around with GDB on my running
kernel :)

Hope this gets fixed.

-- 
Brian Ristuccia
brianr@osiris.978.org
bristucc@nortelnetworks.com
bristucc@cs.uml.edu

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