[Pkg-xen-devel] Bug#810964: [Xen-devel] [BUG] EDAC infomation partially missing
Elliott Mitchell
ehem+debian at m5p.com
Sat May 13 22:36:56 UTC 2017
I haven't yet done as much experimentation as Andreas Pflug has, but I
can confirm I'm also running into this bug with Xen 4.4.1.
I've only tried Linux kernel 3.16.43, but as Dom0:
EDAC MC: Ver: 3.0.0
AMD64 EDAC driver v3.4.0
EDAC amd64: DRAM ECC enabled.
EDAC amd64: NB MCE bank disabled, set MSR 0x0000017b[4] on node 0 to enable.
EDAC amd64: ECC disabled in the BIOS or no ECC capability, module will not load.
AMD64 EDAC driver v3.4.0
EDAC amd64: DRAM ECC enabled.
EDAC amd64: NB MCE bank disabled, set MSR 0x0000017b[4] on node 0 to enable.
EDAC amd64: ECC disabled in the BIOS or no ECC capability, module will not load.
Whereas directly booting:
EDAC MC: Ver: 3.0.0
AMD64 EDAC driver v3.4.0
EDAC amd64: DRAM ECC enabled.
EDAC amd64: F10h detected (node 0).
EDAC MC: DCT0 chip selects:
EDAC amd64: MC: 0: 0MB 1: 0MB
EDAC amd64: MC: 2: 0MB 3: 0MB
EDAC amd64: MC: 4: 0MB 5: 0MB
EDAC amd64: MC: 6: 0MB 7: 0MB
EDAC MC: DCT1 chip selects:
EDAC amd64: MC: 0: 4096MB 1: 4096MB
EDAC amd64: MC: 2: 0MB 3: 0MB
EDAC amd64: MC: 4: 0MB 5: 0MB
EDAC amd64: MC: 6: 0MB 7: 0MB
EDAC amd64: using x4 syndromes.
EDAC amd64: MCT channel count: 2
EDAC amd64: CS0: Unbuffered DDR3 RAM
EDAC amd64: CS1: Unbuffered DDR3 RAM
EDAC MC0: Giving out device to module amd64_edac controller F10h: DEV 0000:00:18.2 (INTERRUPT)
EDAC PCI0: Giving out device to module amd64_edac controller EDAC PCI controller: DEV 0000:00:18.2 (POLLED)
I have not tried force-enabling ECC checking. Since I place high value
on my data, I rate this as a rather important bug.
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