Date: Mon, 04 Jun 2012 16:39:57 -0700 From: Chuck Swiger <cswiger@mac.com> To: Rod Person <rodperson@rodperson.com> Cc: "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: Strange dmesg entry, MCA Message-ID: <CA1B91CE-37C2-4285-962F-281B004BDEC6@mac.com> In-Reply-To: <20120604191348.2a879b56@atomizer64> References: <20120604191348.2a879b56@atomizer64>
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On Jun 4, 2012, at 4:13 PM, Rod Person wrote: > I'm seen this once or twice and it show up again today, I'm not exactly > sure what these MCA lines are telling me. Is this something to worry > about? > > fuse4bsd: version 0.3.9-pre1, FUSE ABI 7.8 > pid 90013 (cppunittester), uid 0: exited on signal 11 (core dumped) > MCA: Bank 4, Status 0x9445400000000a13 > MCA: Global Cap 0x0000000000000105, Status 0x0000000000000000 > MCA: Vendor "AuthenticAMD", ID 0x20f12, APIC ID 0 > MCA: CPU 0 COR BUSLG Responder RD Memory > MCA: Address 0x1d11afcd0 > MCA: Bank 2, Status 0xd000400000000863 > MCA: Global Cap 0x0000000000000105, Status 0x0000000000000000 > MCA: Vendor "AuthenticAMD", ID 0x20f12, APIC ID 1 > MCA: CPU 1 COR OVER BUSLG Source PREFETCH Memory Your CPUs were seeing correctible errors (probably via ECC memory or bus path); if they only happen rarely, it's probably OK to ignore them, but it's likely worth running memtest86 or prime95 overnight and seeing whether they find problems. Regards, -- -Chuck
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