Date: Sun, 7 May 2017 05:55:08 +0300 From: Andrey Fesenko <f0andrey@gmail.com> To: Ngie Cooper <yaneurabeya@gmail.com> Cc: Cy Schubert <Cy.Schubert@komquats.com>, Kyle Evans <kevans91@ksu.edu>, Alastair Hogge <agh@fastmail.fm>, Vladimir Zakharov <zakharov.vv@gmail.com>, Ed Maste <emaste@freebsd.org>, freebsd-current <freebsd-current@freebsd.org>, Dimitry Andric <dim@freebsd.org> Subject: Re: make buildworld broken at r317821 (libsysdecode) Message-ID: <CA%2BK5SrOXih787%2BBv-Vk9ykR7WdvgqVNqTJXm9xg526XT4EvdMg@mail.gmail.com> In-Reply-To: <CAGHfRMD=TCdQkJ54rKquDMj9z2jLOAK71p%2BthWg22Rb1K%2B-W0Q@mail.gmail.com> References: <f0andrey@gmail.com> <CA%2BK5SrNDL=LKRJm0PEgyme8VTHZeAry8XN_W4AMOkycDC_jUNw@mail.gmail.com> <201705052343.v45Nhsxq082981@slippy.cwsent.com> <CAGHfRMD=TCdQkJ54rKquDMj9z2jLOAK71p%2BthWg22Rb1K%2B-W0Q@mail.gmail.com>
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On Sat, May 6, 2017 at 2:52 AM, Ngie Cooper <yaneurabeya@gmail.com> wrote: > On Fri, May 5, 2017 at 4:43 PM, Cy Schubert <Cy.Schubert@komquats.com> wrote: > > ... > >> You have a bad DIMM. I had this same problem on my laptop but not on my >> servers downstairs. That suggested that since all four machines were >> running the same software the difference between them was hardware. >> Replacing the memory in my laptop made this problem go away. >> >> I have a question for you. Do you use ZFS? ZFS exercises memory quite >> aggressively. I also had this problem when I replaced my UFS filesystems >> with ZFS on my testbed many moons ago. It even suffered random kernel >> panics. Here again, replacing the memory resolved the issue. > > We need more information first before saying "bad hardware" -- in > particular, was the machine overtaxed, were the input files proper, > etc? > > I'm asking because clang has a number of bugs in bugzilla where the > host ran out of memory trying to compile things and clang didn't fail > gracefully when allocating memory, handling inputs, etc. > > Thanks, > -Ngie Sorry, really my root ZFS pool is corrupt :(
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