Re: DDB and dumping disk

2000-03-29 Thread Daniel C. Sobral
Brian Fundakowski Feldman wrote: Did you try "call setdumpdev(0xf00)" with the proper show disk/ yet? It's probably worth documenting the procedure even if it will be later be replaced with a loader functionality... however, we should still support the way it is now for people who want to

Re: DDB and dumping disk

2000-03-29 Thread Jeroen Ruigrok van der Werven
-On [2329 02:15], Brian Fundakowski Feldman ([EMAIL PROTECTED]) wrote: On Tue, 28 Mar 2000, Jeroen Ruigrok van der Werven wrote: Did you try "call setdumpdev(0xf00)" with the proper show disk/ yet? I tried: db show disk/ad0s1b 0xc0b65880 bd write dumpdev 0xc0b65880 dumpdev:

Re: DDB and dumping disk

2000-03-28 Thread Sheldon Hearn
On Mon, 27 Mar 2000 14:50:12 +0200, Jeroen Ruigrok van der Werven wrote: I wasn't complaining, on the contrary! I was happily surprised it was way faster than the SCSI dump. =) So now the only question is whether our existing bootstrapping infrastructure already has some way to use your

Re: DDB and dumping disk

2000-03-28 Thread Jeroen Ruigrok van der Werven
-On [2328 12:55], Sheldon Hearn ([EMAIL PROTECTED]) wrote: On Mon, 27 Mar 2000 14:50:12 +0200, Jeroen Ruigrok van der Werven wrote: I wasn't complaining, on the contrary! I was happily surprised it was way faster than the SCSI dump. =) So now the only question is whether our existing

Re: DDB and dumping disk

2000-03-28 Thread Sheldon Hearn
On Tue, 28 Mar 2000 13:02:06 +0200, Jeroen Ruigrok van der Werven wrote: I can then dump when typing: db panic Damnit. So I've just committed bogus advice in dumpon(8). :-( Ciao, Sheldon. To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of

Re: DDB and dumping disk

2000-03-28 Thread Jeroen Ruigrok van der Werven
-On [2328 13:15], Sheldon Hearn ([EMAIL PROTECTED]) wrote: On Tue, 28 Mar 2000 13:02:06 +0200, Jeroen Ruigrok van der Werven wrote: I can then dump when typing: db panic Damnit. So I've just committed bogus advice in dumpon(8). :-( No not really. Your patch is a step in the right

Re: DDB and dumping disk

2000-03-28 Thread Gary Jennejohn
Jeroen Ruigrok van der Werven writes: I am currently only trying to figure out why the DDB way doesn't trigger savecore to recognise the dump. Maybe because kern.dumpdev has a different value and savecore can't find a dump on it ? Have you tried setting kern.dumpdev by hand and then manually

Re: DDB and dumping disk

2000-03-28 Thread Bruce Evans
On Tue, 28 Mar 2000, Gary Jennejohn wrote: Jeroen Ruigrok van der Werven writes: I am currently only trying to figure out why the DDB way doesn't trigger savecore to recognise the dump. Maybe because kern.dumpdev has a different value and savecore can't find a dump on it ? Have you

Re: DDB and dumping disk

2000-03-28 Thread Sheldon Hearn
On Tue, 28 Mar 2000 22:51:54 +1000, Bruce Evans wrote: I think savecore will find the dump provided dumplo is consistently initialized, so the only problem with starting dumps at the start of the device is that this will clobber the label if the device contains the label. Given that the

Re: DDB and dumping disk

2000-03-28 Thread Bruce Evans
On Tue, 28 Mar 2000, Sheldon Hearn wrote: Given that the moment at which dumpdev is set seems important, I think it's probably better for me to back these isntructions out of the dumpon(8) manual page and wait for something less tricky. Do you agree? Yes. The man page is also misleading

Re: DDB and dumping disk

2000-03-28 Thread Jeroen Ruigrok van der Werven
-On [2328 17:40], Bruce Evans ([EMAIL PROTECTED]) wrote: On Tue, 28 Mar 2000, Sheldon Hearn wrote: Given that the moment at which dumpdev is set seems important, I think it's probably better for me to back these isntructions out of the dumpon(8) manual page and wait for something less

Re: DDB and dumping disk

2000-03-28 Thread Brian Fundakowski Feldman
On Tue, 28 Mar 2000, Jeroen Ruigrok van der Werven wrote: Your patch is a step in the right direction. I am currently only trying to figure out why the DDB way doesn't trigger savecore to recognise the dump. Did you try "call setdumpdev(0xf00)" with the proper show disk/ yet? It's probably

Re: DDB and dumping disk

2000-03-27 Thread Soren Schmidt
It seems Jeroen Ruigrok van der Werven wrote: the DDB trick works. And it dumps at PIO mode 4, woot! You have to, there is no garantie that DMA and even less interrupts is working proberly on a potentially hosed machine.. -Søren To Unsubscribe: send mail to [EMAIL PROTECTED] with

Re: DDB and dumping disk

2000-03-27 Thread Jeroen Ruigrok van der Werven
-On [2327 14:40], Soren Schmidt ([EMAIL PROTECTED]) wrote: It seems Jeroen Ruigrok van der Werven wrote: the DDB trick works. And it dumps at PIO mode 4, woot! You have to, there is no garantie that DMA and even less interrupts is working proberly on a potentially hosed machine.. I

Re: DDB and dumping disk

2000-03-26 Thread Brian Fundakowski Feldman
On Sun, 26 Mar 2000, Jeroen Ruigrok/Asmodai wrote: Ok, so thanks to Brian I can at least get a good value for my swap slice by using show disk/ad0s1b. It returns that the dev_t is 0xc0b65800 Ok, so I then proceed to look at dumpdev A p dumpdev shows me that it is set to a weird

Re: DDB and dumping disk

2000-03-26 Thread Jeroen Ruigrok/Asmodai
-On [2327 00:00], Brian Fundakowski Feldman ([EMAIL PROTECTED]) wrote: On Sun, 26 Mar 2000, Jeroen Ruigrok/Asmodai wrote: dumpdev=c0b65800 or w dumpdev=c0b65800 or whatever combination will either result in `nothing written' or `symbol not found'. Just do a "w dumpdev 0xc0b65800". You do