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Path: euryale.cc.adfa.oz.au!newshost.anu.edu.au!harbinger.cc.monash.edu.au!munnari.OZ.AU!news.ecn.uoknor.edu!news.ysu.edu!odin.oar.net!malgudi.oar.net!imci4!newsfeed.internetmci.com!pier2.bayarea.net!baygate.bayarea.net!thorpej From: thorpej@baygate.bayarea.net (Jason R. Thorpe) Newsgroups: comp.unix.bsd.netbsd.misc Subject: Re: How to make DDB dump core Date: 24 Jul 1996 19:51:13 GMT Organization: George's NetBSD answer man Lines: 34 Message-ID: <4t5urh$46m@pier2.bayarea.net> References: <4sebp2$fhj@redwood.cs.sc.edu> NNTP-Posting-Host: baygate.bayarea.net In article <4sebp2$fhj@redwood.cs.sc.edu>, Kevin Brown <kbrown@tupelo.sc.edu> wrote: >The changes I've added to the TCP code in NetBSD cause it to crash (of >course). This I don't mind. However, I've compiled in DDB which >catches the panic (which is useful). I cannot get DDB to dump core >though so that I can later use kgdb to analyze the crashdump. > >I've looked at the FreeBSD site which suggests typing either: > >db> call diediedie() >or >db> call panic() ...or, you can do: db> continue ...and it should continue on to call boot() with the appropriate arguments that should generate the crashdump. Alternatively, you can call boot() manually with the appropriate arguments. >On a related note, I think I made the swap partition too small (just >over 32 MB) - which seems to be keeping the crash dump from working >correctly even when DDB is not configured. Is it possible to use a >crash file like L*n*x does? Really, a crash file is a Bad Idea. What happens when, for example, the panic is the result of a filesystem problem? -- Jason R. Thorpe <thorpej@bayarea.net>