Date: Mon, 11 Jul 2016 10:32:26 -0600 From: Ian Lepore <ian@freebsd.org> To: Brandon Allbery <allbery.b@gmail.com>, Karl Denninger <karl@denninger.net> Cc: freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: Not-so stable if you take a CAM error.... Message-ID: <1468254746.72182.121.camel@freebsd.org> In-Reply-To: <CAKFCL4WrRS1ic1CZqcmbCEnsrD2pkh4VHPBFyB%2B-3NaNJZ%2BJkw@mail.gmail.com> References: <2b0c454b-c1a0-4b5b-e778-bf0939e90ae1@denninger.net> <op.ykfe1fvbkndu52@ronaldradial.radialsg.local> <6e9c07e1-12a6-a7cd-f775-6b0fe5a706bc@denninger.net> <1468243977.72182.118.camel@freebsd.org> <877f5e8e-c1e7-6fb0-6ceb-031ce3e68582@denninger.net> <CAKFCL4WrRS1ic1CZqcmbCEnsrD2pkh4VHPBFyB%2B-3NaNJZ%2BJkw@mail.gmail.com>
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On Mon, 2016-07-11 at 09:50 -0400, Brandon Allbery wrote: > On Mon, Jul 11, 2016 at 9:46 AM, Karl Denninger <karl@denninger.net> > wrote: > > > Here's the backtrace ... sounds like expected behavior, which is > > not-so > > good all-in for a situation like this. I guess the strategy is to > > turn > > off softupdates before attempting such an update so as not to crash > > the > > host machine if there's a problem with the card. > > > > I would tend to assume that removable media should not have > softupdates > enabled. Even with properly working media, it's practically begging > for > corruption. > Writing to an sdcard without softupdates enabled will be an exercise in patience. Like, come back next week and maybe it'll be done. The only thing that comes to mind with this is maybe some sort of mount flag to say you're willing to live with any amount of filesystem corruption in lieu of panicking. I'm not sure how easy/practical that would be to implement, though. -- Ian
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