Date: Thu, 19 Apr 2007 12:33:16 -0500 From: "Rick C. Petty" <rick-freebsd@kiwi-computer.com> To: Dag-Erling Sm?rgrav <des@des.no> Cc: piso@freebsd.org, fs@freebsd.org Subject: Re: ZFS + replacing failing hard-drive. Message-ID: <20070419173316.GA57227@keira.kiwi-computer.com> In-Reply-To: <86odlku5xg.fsf@dwp.des.no> References: <20070418104155.GA31727@eschew.pusen.org> <86hcrdlqak.fsf@dwp.des.no> <20070418144103.GB31727@eschew.pusen.org> <20070418155156.GB20441@keira.kiwi-computer.com> <20070418180200.GA32061@eschew.pusen.org> <86odlku5xg.fsf@dwp.des.no>
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On Thu, Apr 19, 2007 at 10:25:31AM +0200, Dag-Erling Sm?rgrav wrote: > > Yes. I have four brand new disks which are giving me DMA timeouts all > the time. > > There seem to be bugs in (or in relation with) the ata driver which > have surfaced only recently. > > Now that I think about it - could this be related to interrupt > filtering? Piso? If the ata driver is losing interrupts, it's no > wonder the transfers are timing out. What do you mean by recently? I've seen this problem which started around 5.4-RELEASE (perhaps earlier) and on, including 6.0-R thru 6.2-stable as of a few weeks ago. Would the interrupt filtering be present on these systems? -- Rick C. Petty
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