Date: Wed, 08 May 2019 23:59:57 +1000 From: Michelle Sullivan <michelle@sorbs.net> To: Paul Mather <paul@gromit.dlib.vt.edu> Cc: freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: ZFS... Message-ID: <14ed4197-7af7-f049-2834-1ae6aa3b2ae3@sorbs.net> In-Reply-To: <4A485B46-1C3F-4EE0-8193-ADEB88F322E8@gromit.dlib.vt.edu> References: <30506b3d-64fb-b327-94ae-d9da522f3a48@sorbs.net> <56833732-2945-4BD3-95A6-7AF55AB87674@sorbs.net> <3d0f6436-f3d7-6fee-ed81-a24d44223f2f@netfence.it> <17B373DA-4AFC-4D25-B776-0D0DED98B320@sorbs.net> <70fac2fe3f23f85dd442d93ffea368e1@ultra-secure.de> <70C87D93-D1F9-458E-9723-19F9777E6F12@sorbs.net> <CAGMYy3tYqvrKgk2c==WTwrH03uTN1xQifPRNxXccMsRE1spaRA@mail.gmail.com> <5ED8BADE-7B2C-4B73-93BC-70739911C5E3@sorbs.net> <d0118f7e-7cfc-8bf1-308c-823bce088039@denninger.net> <2e4941bf-999a-7f16-f4fe-1a520f2187c0@sorbs.net> <20190430102024.E84286@mulder.mintsol.com> <41FA461B-40AE-4D34-B280-214B5C5868B5@punkt.de> <20190506080804.Y87441@mulder.mintsol.com> <08E46EBF-154F-4670-B411-482DCE6F395D@sorbs.net> <33D7EFC4-5C15-4FE0-970B-E6034EF80BEF@gromit.dlib.vt.edu> <A535026E-F9F6-4BBA-8287-87EFD02CF207@sorbs.net> <26B407D8-3EED-47CA-81F6-A706CF424567@gromit.dlib.vt.edu> <42ba468a-2f87-453c-0c54-32edc98e83b8@sorbs.net> <4A485B46-1C3F-4EE0-8193-ADEB88F322E8@gromit.dlib.vt.edu>
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Paul Mather wrote: > >> due to lack of space. Interestingly have had another drive die in >> the array - and it doesn't just have one or two sectors down it has a >> *lot* - which was not noticed by the original machine - I moved the >> drive to a byte copier which is where it's reporting 100's of sectors >> damaged... could this be compounded by zfs/mfi driver/hba not picking >> up errors like it should? > > > Did you have regular pool scrubs enabled? It would have picked up > silent data corruption like this. It does for me. Yes, every month (once a month because, (1) the data doesn't change much (new data is added, old it not touched), and (2) because to complete it took 2 weeks.) Michelle -- Michelle Sullivan http://www.mhix.org/
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