Re: [PATCH 00/33] [RFC] Non disruptive application core dump infrastructure

[Janani Venkataraman]

On 03/21/2014 01:47 PM, Karel Zak wrote:
> On Thu, Mar 20, 2014 at 03:09:03PM +0530, Janani Venkataraman wrote:
> > Gencore Daemon
> >
> > The programs can request a dump using gencore() API, provided through
> > libgencore. This is implemented through a daemon which listens on a UNIX File
> > socket. The daemon is started immediately post installation.
>   The gencore command looks like a good idea, but why we need the
>   client-server infrastructure? At least at first glance it seems
>   like overkill.
We are also looking at a process being able to do a self dump. ptrace 
SEIZE/INTERRUPT
cannot be used on one-self and hencewe need to offload the dump another 
'process'.
Since we can't fork(), as it is not signal safe, we need a dedicated 
process to handle
such requests. Hence the server.

https://lkml.org/lkml/2013/9/3/122


> > We would like to push this to one of the following packages:
> > a) util-linux
> > b) coreutils
> > c) procps-ng
>    d) somewhere near to gdb :-)
>
>      Karel