Date: Mon, 3 May 2004 09:15:46 -0700 From: "David O'Brien" <obrien@FreeBSD.ORG> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: freebsd-current@FreeBSD.ORG Subject: Re: partial dumps (was Re: Change default dumpdir to /usr/crash?) Message-ID: <20040503161546.GA28385@dragon.nuxi.com> In-Reply-To: <16534.21617.310294.982202@grasshopper.cs.duke.edu> References: <200404301403.50634.past@noc.ntua.gr> <20040430123040.GB30157@melusine.cuivre.fr.eu.org> <20040430211948.GC85783@dragon.nuxi.com> <16534.21617.310294.982202@grasshopper.cs.duke.edu>
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On Mon, May 03, 2004 at 10:17:21AM -0400, Andrew Gallatin wrote: > Another good idea (perhaps in combination with a larger /var) is to > accept and port to -current the Duke "partial dump" patches. These > patches allow the user to optionally dump just the kernel virtual > address space. This results in dumps that are generally less than > 100MB, rather than multiple gigs. > > In nearly all cases, only the kernel address space is needed to > interpret a dump. From what I've seen, this is what Solaris, AIX, and > Tru64 do by default. > > Porting to -current will be non-trivial because of the dump changes > between 4.x and 5.x. If I was to do this, is there any chance that > it could get into the tree? I would certainly back it. I wouldn't need 32GB swap partitions just to take a dump. :-) -- -- David (obrien@FreeBSD.org)
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