Date: Thu, 27 Feb 2020 08:06:46 -0500 From: Theron <theron.tarigo@gmail.com> To: freebsd-stable@freebsd.org Subject: Re: Running FreeBSD on M.2 SSD Message-ID: <397e40c1-1c61-e70d-1c6c-c22c784406d5@gmail.com> In-Reply-To: <CAP4Gn9D0Hn8F61tWokfo%2B0GY6zEodJU0LM115C3%2Bdpn3V7T=-A@mail.gmail.com> References: <CAP4Gn9DFAoQtq6NP4hZ-Jq=ddnhp7Bzc_X%2BSce2FPVWn6kjASg@mail.gmail.com> <202002250115.01P1F9KX090465@mail.karels.net> <CAP4Gn9CqCSk5Lof_-05j1S0EWmTdB_HRfOe5zVig5khf7wJ0ow@mail.gmail.com> <188F34DA-192C-4D44-96B5-18A7DAE8EC67@digsys.bg> <6028c786-8610-01d9-818e-6f69a2fe9645@ingresso.co.uk> <20200225145346.GA42880@phouka1.phouka.net> <6e329bb8-b96e-fa16-cc73-426685593943@denninger.net> <CAP4Gn9D1==FR8S4O3jJbLXwNEYqffL2L_uhK8yHD2xBzJGemqQ@mail.gmail.com> <CAP4Gn9CqNpyz1S8QfDjm0vwhSVmjYMtk5Rt0Q3fZ=P_7nVMSSA@mail.gmail.com> <20200226234823.GB22189@lonesome.com> <CAP4Gn9D0Hn8F61tWokfo%2B0GY6zEodJU0LM115C3%2Bdpn3V7T=-A@mail.gmail.com>
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On 2020-02-26 22:54, Mario Olofo wrote: > Hello Mark, > > Yes, I think that it's related to the WD Green SSD. > Today I found this bug on FreeBSD's bugzilla: > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=225666 > > Tried to reinstall and recompile the kernel with the patch but it didn't > work, I continue to see corrupted data. > I think that the only way to be really sure about the corrupted data is to > reinstall again but already boot with the quirks configured, but the > kern.cam.ada.X.quirks don't seems to exists on FreeBSD 12, > so I have a probability of corruption between installation and compilation > of the patched kernel... > > Don't know what more to do... > > Mario > Hi, please forgive my lack of experience with ZFS, but with regard to buggy SATA something hasn't been brought up yet: If ZFS is sitting on top of GPT, what sectorsize and offset are used? What blocksize is "native" to the drive? Are these aligned? I recall this chance for misalignment being a cause of silent write corruption after installing a new SSD for Apple MacOS; maybe FreeBSD ZFS on SATA happens to be similarly susceptible. Theron
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