Gentoo Archives: gentoo-user

From: Volker Armin Hemmann <volkerarmin@××××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: ECC-ram, it is worth it.
Date: Sat, 26 Jul 2014 23:04:22
Message-Id: 53D433D5.5070005@googlemail.com
In Reply to: [gentoo-user] Re: ECC-ram, it is worth it. by walt
1 Am 27.07.2014 00:55, schrieb walt:
2 > On 07/26/2014 10:39 AM, Volker Armin Hemmann wrote:
3 >> [894019.770058] [Hardware Error]: MC4 Error (node 0): DRAM ECC error
4 >> detected on the NB.
5 >> [894019.770084] EDAC MC0: 1 CE on mc#0csrow#2channel#0 (csrow:2
6 >> channel:0 page:0x2aa6ce offset:0xc60 grain:0 syndrome:0x63e1)
7 >> [894019.770090] [Hardware Error]: Error Status: Corrected error, no
8 >> action required.
9 >> [894019.770098] [Hardware Error]: CPU:0 (10:4:2)
10 >> MC4_STATUS[-|CE|MiscV|-|AddrV|CECC]: 0x9c70c00063080a13
11 >> [894019.770105] [Hardware Error]: MC4_ADDR: 0x00000002aa6cec60
12 >> [894019.770110] [Hardware Error]: cache level: L3/GEN, mem/io: MEM,
13 >> mem-tx: RD, part-proc: RES (no timeout)
14 >>
15 >> and this, my children, is why I am using ECC ram.
16 >>
17 >> Using zfs showed me, that there are errors that the system does not
18 >> catch but corrupts data.
19 >>
20 >> And this evening, with a thunderstorm outside I got that beauty above...
21 > Is ECC memory a drop-in replacement for ordinary RAM, or does it need
22 > a special motherboard?
23 >
24 >
25 >
26 >
27 >
28
29 depends on your motherboard. ASUS boards support ECC officially. You
30 just put it in. With Gigabyte some boards support it, some don't - and
31 they don't advertise it. But on their forums are threads about it. Rest:
32 I have no idea.