Date: Fri, 29 Feb 2008 16:44:44 +0000 From: Chris <chrcoluk@gmail.com> To: "Mark Linimon" <linimon@lonesome.com> Cc: Jeremy Chadwick <koitsu@freebsd.org>, freebsd-stable@freebsd.org, Stephen Hurd <shurd@sasktel.net> Subject: Re: ad0 READ_DMA TIMEOUT errors on install of 7.0-RELEASE Message-ID: <3aaaa3a0802290844j7ad5707fw436b440a050be803@mail.gmail.com> In-Reply-To: <20080228222415.GA25086@soaustin.net> References: <47C52948.2070500@sasktel.net> <20080227121129.GA76419@eos.sc1.parodius.com> <47C5ACD0.8000009@sasktel.net> <20080227190509.GA9987@eos.sc1.parodius.com> <3aaaa3a0802280647v25e288fgf786d9c8a0bfc667@mail.gmail.com> <20080228222415.GA25086@soaustin.net>
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On 28/02/2008, Mark Linimon <linimon@lonesome.com> wrote: > On Thu, Feb 28, 2008 at 02:47:28PM +0000, Chris wrote: > > Did they push ahead with release because waiting for the mia dev? > > There's a lot of things that go into deciding when to release. The > release cycle this time was not supposed to be as long as it was. > We kept finding showstoppers and needing to go back and fix them > (especially for things like TCP performance and stability). > > However, sooner or later you do have to release something. There are > bugs in every software program ever released. > > It seems that in certain cases (we're not sure exactly which) the ata > subsystem has regressed. There's debate on the lists about exactly > how common this is: with bugmeister hat on, I don't think it's as > common as some folks seem to think it is (otherwise we would be overwhelmed > with bug reports). > > There's a lot of badly-written firmware out there, and a lot of workarounds > for it in the current ata stack. I'm not familiar with the code, but > fixing all this is a totally non-trivial task. > > Of course it would be nice to have several committers with sufficient > variety of boards, and time, and experience to do a lot more QA, but > we're a volunteer project and have to go with what we have in some cases. > > I'm open to suggestions about how we can get more people involved in > QAing ata. > > mcl > Well I have now 3 servers running freebsd 7 and one is showing the dma errors, a friend of mine has another 2 servers they both dont have dma errors. So the problem doesnt seem to be frequent but is a serious problem when it does occur assuming I am affected by the problem as my problem could be hardware related.. Chris
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