Child panics on OpenSolaris

Poul-Henning Kamp phk at
Thu Feb 11 22:54:38 CET 2010

In message <282e72051002110739y50bc0b16j687bf75692f42ec8 at>, Paul 
Wright writes:

>I've had a go at 1.) and have two verbose `snoop` traces during child
>panics.  I used sp.client from the backtrace to find out the port
>number and then looked at just matching packets. From my (limited)
>Wireshark comprehension they show the client establishing a connection
>to Varnish, issue a GET, receive the response (200 OK).  Then the
>client sends a RST packet, from there the connection disappears.
>Would this cause the child to panic?


Does the RST arrive after the entire response is sent ?

If so: does the client ACK the response, before the RST ?

If so: how long time elapses between the ACK and the RST ?

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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