Messages in this thread | | | Date | Thu, 1 Jul 1999 22:45:38 -0400 (EDT) | From | Chuck Lever <> | Subject | Re: The stability crisis |
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On Thu, 1 Jul 1999, Anthony Barbachan wrote: > > having a nice integrated kernel debugger like SGI's kdb would be great > > to resolve problems like these. the patch to dump an oops to a floppy is > > also good, but would it be possible to dump it to a file or a small > > partition on an internal disk instead? Linus, including a feature like > > that would make it a whole lot easier to get high quality oops reports to > > developers. > > How about dumping to the swap partition along with a special sequence of > bytes used as a flag. This way when the machine is brought back up the > kernel can then use that special sequence of bytes along with the debug data > to generate a bug report.
Solaris handles a kernel savecore dump in this way. a simple user-space program can run via /etc/rc before doing a swapon during bootup to collect the oops information from the swap areas, and could even be taught to run ksymoops automatically and mail the output to root.
- Chuck Lever -- corporate: <chuckl@netscape.com> personal: <chucklever@netscape.net> or <cel@monkey.org>
The Linux Scalability project: http://www.citi.umich.edu/projects/linux-scalability/
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