Date: Wed, 15 Dec 2004 08:51:21 +0100 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Jun Su <csujun@gmail.com> Cc: delphij@freebsd.org Subject: Re: Propose for Several Dump types Message-ID: <40354.1103097081@critter.freebsd.dk> In-Reply-To: Your message of "Wed, 15 Dec 2004 09:44:08 %2B0800." <cd4370cf04121417446c96319f@mail.gmail.com>
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In message <cd4370cf04121417446c96319f@mail.gmail.com>, Jun Su writes: >On Tue, 14 Dec 2004 08:48:44 +0100, Poul-Henning Kamp ><phk@phk.freebsd.dk> wrote: >> In message <cd4370cf04121323433255da9d@mail.gmail.com>, Jun Su writes: >> >> >MiniDump >> >======= >> >In a minidump, Register info, plus the crash stack is enough. >> >> Make it an EVENTHANDLER() and dump it in ascii format. > ^^^^^^^^^^^^ >Don't think the ascii format is a good choose. We can only dump the >information like the ones we can get in the KDB. My propose is storing >the pages that the stack point is in. Then we can get more useful >stack in the userland with the kernel file and kernel symbol. An ascii format summary is a _great_ format because people can email us it without knowing anything else. We could in fact make it a /etc/rc.conf tunable: "send_panic_reports=YES" and we would receive it in email whenever a crash occured. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@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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